./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b537c19e93936c627f40c0919a7120398cdd58 ......................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b537c19e93936c627f40c0919a7120398cdd58 .......................................................................................................................................................................................................................................................................................... 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 0.1.24-cad4683 [2019-11-15 20:44:51,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:44:51,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:44:51,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:44:51,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:44:51,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:44:51,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:44:51,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:44:51,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:44:51,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:44:51,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:44:51,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:44:51,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:44:51,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:44:51,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:44:51,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:44:51,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:44:51,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:44:51,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:44:51,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:44:51,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:44:51,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:44:51,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:44:51,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:44:51,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:44:51,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:44:51,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:44:51,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:44:51,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:44:51,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:44:51,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:44:51,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:44:51,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:44:51,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:44:51,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:44:51,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:44:51,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:44:51,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:44:51,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:44:51,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:44:51,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:44:51,454 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 20:44:51,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:44:51,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:44:51,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:44:51,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:44:51,496 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:44:51,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:44:51,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:44:51,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:44:51,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:44:51,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:44:51,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:44:51,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:44:51,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:44:51,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:44:51,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:44:51,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:44:51,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:44:51,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:44:51,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:44:51,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:44:51,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:44:51,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:44:51,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:44:51,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:44:51,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:44:51,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:44:51,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:44:51,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:44:51,505 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b537c19e93936c627f40c0919a7120398cdd58 [2019-11-15 20:44:51,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:44:51,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:44:51,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:44:51,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:44:51,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:44:51,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-11-15 20:44:51,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/12be1c8ff/1c06bd44706d4dc7bedda2519e7cc426/FLAG679ea2de5 [2019-11-15 20:44:52,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:44:52,234 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-11-15 20:44:52,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/12be1c8ff/1c06bd44706d4dc7bedda2519e7cc426/FLAG679ea2de5 [2019-11-15 20:44:52,464 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/12be1c8ff/1c06bd44706d4dc7bedda2519e7cc426 [2019-11-15 20:44:52,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:44:52,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:44:52,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:44:52,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:44:52,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:44:52,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:44:52" (1/1) ... [2019-11-15 20:44:52,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a80cc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:52, skipping insertion in model container [2019-11-15 20:44:52,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:44:52" (1/1) ... [2019-11-15 20:44:52,490 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:44:52,538 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:44:52,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:44:52,988 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:44:53,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:44:53,124 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:44:53,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53 WrapperNode [2019-11-15 20:44:53,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:44:53,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:44:53,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:44:53,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:44:53,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:44:53,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:44:53,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:44:53,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:44:53,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... [2019-11-15 20:44:53,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:44:53,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:44:53,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:44:53,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:44:53,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:44:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 20:44:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-15 20:44:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-15 20:44:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-15 20:44:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-15 20:44:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 20:44:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:44:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:44:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 20:44:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:44:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:44:53,320 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 20:44:53,562 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:44:53,563 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:44:53,564 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-15 20:44:53,565 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-15 20:44:53,754 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:44:53,757 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:44:53,866 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:44:53,866 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-15 20:44:53,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:44:53 BoogieIcfgContainer [2019-11-15 20:44:53,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:44:53,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:44:53,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:44:53,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:44:53,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:44:52" (1/3) ... [2019-11-15 20:44:53,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6977d1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:44:53, skipping insertion in model container [2019-11-15 20:44:53,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:53" (2/3) ... [2019-11-15 20:44:53,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6977d1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:44:53, skipping insertion in model container [2019-11-15 20:44:53,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:44:53" (3/3) ... [2019-11-15 20:44:53,881 INFO L109 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs.i [2019-11-15 20:44:53,949 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,959 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,960 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,960 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,960 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,961 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,961 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,961 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,961 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,962 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,963 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,963 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,963 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,963 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,963 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,963 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,964 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,964 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,965 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,965 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,965 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,965 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,965 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,965 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,966 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,966 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,966 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,966 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,966 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,967 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,967 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,967 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,968 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,968 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,968 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,968 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,968 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,969 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,969 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,969 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,970 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,970 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,970 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,970 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,971 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,971 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,971 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,971 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,971 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,972 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,972 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,975 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,976 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,976 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,976 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,976 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:53,990 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 20:44:53,990 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:44:53,999 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-15 20:44:54,013 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-15 20:44:54,035 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:44:54,035 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:44:54,036 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:44:54,036 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:44:54,036 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:44:54,036 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:44:54,036 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:44:54,036 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:44:54,047 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51 places, 54 transitions [2019-11-15 20:44:54,079 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-11-15 20:44:54,085 INFO L168 Benchmark]: Toolchain (without parser) took 1614.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.2 MB in the beginning and 1.0 GB in the end (delta: -91.0 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:54,090 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:44:54,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -139.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:54,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:44:54,092 INFO L168 Benchmark]: Boogie Preprocessor took 34.30 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. [2019-11-15 20:44:54,093 INFO L168 Benchmark]: RCFGBuilder took 652.67 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: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:54,094 INFO L168 Benchmark]: TraceAbstraction took 213.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:54,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 652.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -139.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.30 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. * RCFGBuilder took 652.67 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: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 213.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 20:44:56,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:44:56,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:44:56,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:44:56,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:44:56,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:44:56,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:44:56,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:44:56,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:44:56,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:44:56,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:44:56,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:44:56,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:44:56,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:44:56,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:44:56,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:44:56,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:44:56,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:44:56,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:44:56,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:44:56,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:44:56,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:44:56,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:44:56,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:44:56,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:44:56,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:44:56,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:44:56,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:44:56,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:44:56,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:44:56,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:44:56,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:44:56,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:44:56,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:44:56,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:44:56,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:44:56,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:44:56,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:44:56,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:44:56,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:44:56,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:44:56,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 20:44:56,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:44:56,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:44:56,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:44:56,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:44:56,802 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:44:56,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:44:56,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:44:56,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:44:56,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:44:56,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:44:56,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:44:56,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:44:56,804 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 20:44:56,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 20:44:56,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:44:56,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:44:56,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:44:56,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:44:56,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:44:56,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:44:56,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:44:56,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:44:56,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:44:56,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:44:56,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:44:56,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:44:56,808 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 20:44:56,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 20:44:56,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:44:56,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 20:44:56,809 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b537c19e93936c627f40c0919a7120398cdd58 [2019-11-15 20:44:56,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:44:56,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:44:56,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:44:56,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:44:56,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:44:56,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-11-15 20:44:56,945 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/d5b030d33/b2ebd39e6d454edeaa897000b80cc5b2/FLAGc84540077 [2019-11-15 20:44:57,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:44:57,582 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-11-15 20:44:57,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/d5b030d33/b2ebd39e6d454edeaa897000b80cc5b2/FLAGc84540077 [2019-11-15 20:44:57,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/data/d5b030d33/b2ebd39e6d454edeaa897000b80cc5b2 [2019-11-15 20:44:57,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:44:57,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:44:57,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:44:57,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:44:57,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:44:57,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:44:57" (1/1) ... [2019-11-15 20:44:57,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217c16c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:57, skipping insertion in model container [2019-11-15 20:44:57,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:44:57" (1/1) ... [2019-11-15 20:44:57,814 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:44:57,863 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:44:58,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:44:58,409 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:44:58,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:44:58,610 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:44:58,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58 WrapperNode [2019-11-15 20:44:58,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:44:58,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:44:58,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:44:58,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:44:58,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:44:58,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:44:58,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:44:58,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:44:58,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... [2019-11-15 20:44:58,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:44:58,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:44:58,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:44:58,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:44:58,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b93d11d4-f665-4e80-8610-5ad44b0a8eca/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:44:58,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 20:44:58,786 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-15 20:44:58,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-15 20:44:58,787 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-15 20:44:58,788 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-15 20:44:58,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:44:58,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:44:58,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 20:44:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-15 20:44:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:44:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:44:58,793 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 20:44:58,978 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:44:58,979 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:44:58,980 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-15 20:44:58,981 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-15 20:44:59,116 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:44:59,119 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:44:59,217 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:44:59,218 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-15 20:44:59,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:44:59 BoogieIcfgContainer [2019-11-15 20:44:59,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:44:59,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:44:59,220 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:44:59,223 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:44:59,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:44:57" (1/3) ... [2019-11-15 20:44:59,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3107ecd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:44:59, skipping insertion in model container [2019-11-15 20:44:59,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:44:58" (2/3) ... [2019-11-15 20:44:59,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3107ecd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:44:59, skipping insertion in model container [2019-11-15 20:44:59,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:44:59" (3/3) ... [2019-11-15 20:44:59,226 INFO L109 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs.i [2019-11-15 20:44:59,264 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,264 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,264 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,264 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,265 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,265 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,268 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,268 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,268 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,270 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,270 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,271 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,271 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,271 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,272 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,272 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,272 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,273 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,274 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,274 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,274 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,275 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,276 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,276 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,277 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,277 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,278 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,278 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,278 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,279 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,279 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,279 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,279 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,280 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,281 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,281 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,281 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,282 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,282 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,282 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,283 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,283 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,283 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,284 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,284 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,285 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,285 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,285 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,286 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:44:59,296 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 20:44:59,296 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:44:59,305 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-15 20:44:59,316 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-15 20:44:59,336 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:44:59,336 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:44:59,336 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:44:59,337 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:44:59,337 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:44:59,337 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:44:59,337 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:44:59,337 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:44:59,348 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 53 transitions [2019-11-15 20:44:59,370 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-11-15 20:44:59,376 INFO L168 Benchmark]: Toolchain (without parser) took 1578.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 949.6 MB in the beginning and 1.0 GB in the end (delta: -85.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:59,377 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:44:59,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 813.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -136.0 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:59,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:59,379 INFO L168 Benchmark]: Boogie Preprocessor took 37.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:44:59,380 INFO L168 Benchmark]: RCFGBuilder took 501.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:59,381 INFO L168 Benchmark]: TraceAbstraction took 153.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-11-15 20:44:59,385 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 813.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -136.0 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 501.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 153.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...