./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/29_conditionals_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/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/29_conditionals_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/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 54c291023186bb133fc57e125077f13a90927599 ................................................................................................................................................................................................................................................... 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/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/29_conditionals_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/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 54c291023186bb133fc57e125077f13a90927599 ................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:27,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:27,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:27,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:27,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:27,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:27,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:27,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:27,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:27,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:27,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:27,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:27,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:27,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:27,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:27,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:27,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:27,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:27,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:27,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:27,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:27,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:27,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:27,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:27,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:27,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:27,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:27,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:27,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:27,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:27,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:27,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:27,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:27,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:27,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:27,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:27,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:27,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:27,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:27,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:27,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:27,405 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:59:27,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:27,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:27,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:27,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:27,423 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:27,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:27,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:27,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:27,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:27,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:27,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:27,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:27,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:27,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:27,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:27,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:27,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:27,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:27,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:27,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:27,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:27,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:27,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:27,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:27,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:27,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:27,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:59:27,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:27,429 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/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/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 -> 54c291023186bb133fc57e125077f13a90927599 [2019-10-22 08:59:27,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:27,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:27,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:27,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:27,498 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:27,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/29_conditionals_vs.i [2019-10-22 08:59:27,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/e1dd00273/b9725f6f3cbb482b886b756d778c6e7a/FLAG7a7e5f004 [2019-10-22 08:59:28,008 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:28,008 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/sv-benchmarks/c/pthread-ext/29_conditionals_vs.i [2019-10-22 08:59:28,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/e1dd00273/b9725f6f3cbb482b886b756d778c6e7a/FLAG7a7e5f004 [2019-10-22 08:59:28,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/e1dd00273/b9725f6f3cbb482b886b756d778c6e7a [2019-10-22 08:59:28,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:28,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:28,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:28,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:28,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:28,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:28" (1/1) ... [2019-10-22 08:59:28,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269ec081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:28, skipping insertion in model container [2019-10-22 08:59:28,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:28" (1/1) ... [2019-10-22 08:59:28,544 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:28,594 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:29,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:29,108 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:29,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:29,213 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:29,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29 WrapperNode [2019-10-22 08:59:29,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:29,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:29,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:29,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:29,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:29,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:29,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:29,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:29,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... [2019-10-22 08:59:29,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:29,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:29,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:29,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:29,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/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 [2019-10-22 08:59:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:59:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:59:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:59:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:59:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:29,338 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:59:29,446 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 08:59:29,449 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 08:59:29,593 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:29,593 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:59:29,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:29 BoogieIcfgContainer [2019-10-22 08:59:29,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:29,595 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:29,595 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:29,597 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:29,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:28" (1/3) ... [2019-10-22 08:59:29,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f2adf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:29, skipping insertion in model container [2019-10-22 08:59:29,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:29" (2/3) ... [2019-10-22 08:59:29,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f2adf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:29, skipping insertion in model container [2019-10-22 08:59:29,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:29" (3/3) ... [2019-10-22 08:59:29,601 INFO L109 eAbstractionObserver]: Analyzing ICFG 29_conditionals_vs.i [2019-10-22 08:59:29,633 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,633 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,634 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,635 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,635 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,635 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,635 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,636 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,636 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,636 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,636 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,636 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,637 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,637 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,637 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,637 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,638 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,638 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,638 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,639 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,639 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,639 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,639 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,639 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,640 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,640 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,640 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,640 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,640 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:29,647 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:59:29,648 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:29,656 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:59:29,668 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:59:29,690 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:29,690 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:29,690 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:29,690 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:29,690 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:29,690 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:29,691 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:29,691 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:29,700 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 37 places, 41 transitions [2019-10-22 08:59:29,713 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_thr1 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) [2019-10-22 08:59:29,719 INFO L168 Benchmark]: Toolchain (without parser) took 1190.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:29,719 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:29,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 937.8 MB in the beginning and 1.2 GB in the end (delta: -214.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:29,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:29,721 INFO L168 Benchmark]: Boogie Preprocessor took 22.50 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. [2019-10-22 08:59:29,722 INFO L168 Benchmark]: RCFGBuilder took 316.40 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: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:29,722 INFO L168 Benchmark]: TraceAbstraction took 121.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:29,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 685.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 937.8 MB in the beginning and 1.2 GB in the end (delta: -214.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.50 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 316.40 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: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 121.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.9 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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 [2019-10-22 08:59:31,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:31,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:31,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:31,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:31,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:31,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:31,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:31,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:31,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:31,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:31,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:31,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:31,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:31,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:31,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:31,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:31,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:31,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:31,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:31,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:31,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:31,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:31,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:31,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:31,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:31,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:31,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:31,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:31,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:31,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:31,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:31,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:31,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:31,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:31,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:31,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:31,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:31,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:31,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:31,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:31,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:59:31,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:31,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:31,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:31,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:31,842 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:31,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:31,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:31,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:31,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:31,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:31,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:31,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:31,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:31,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:31,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:31,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:31,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:31,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:31,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:31,845 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:59:31,845 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:59:31,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:31,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:59:31,845 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/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/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 -> 54c291023186bb133fc57e125077f13a90927599 [2019-10-22 08:59:31,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:31,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:31,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:31,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:31,884 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:31,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/29_conditionals_vs.i [2019-10-22 08:59:31,931 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/da6135ba4/628f81d61ce247c09ad9b4c43bd03ed9/FLAG8f05a80e2 [2019-10-22 08:59:32,434 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:32,434 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/sv-benchmarks/c/pthread-ext/29_conditionals_vs.i [2019-10-22 08:59:32,446 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/da6135ba4/628f81d61ce247c09ad9b4c43bd03ed9/FLAG8f05a80e2 [2019-10-22 08:59:32,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/bin/uautomizer/data/da6135ba4/628f81d61ce247c09ad9b4c43bd03ed9 [2019-10-22 08:59:32,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:32,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:32,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:32,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:32,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:32,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:32" (1/1) ... [2019-10-22 08:59:32,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b46d530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:32, skipping insertion in model container [2019-10-22 08:59:32,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:32" (1/1) ... [2019-10-22 08:59:32,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:33,003 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:33,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:33,386 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:33,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:33,518 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:33,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33 WrapperNode [2019-10-22 08:59:33,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:33,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:33,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:33,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:33,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:33,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:33,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:33,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:33,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... [2019-10-22 08:59:33,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:33,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:33,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:33,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:33,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_355c42a1-b6ff-479e-978d-5f0308b923d8/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 [2019-10-22 08:59:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:59:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:59:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:59:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:59:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:33,652 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:59:33,765 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 08:59:33,770 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 08:59:33,906 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:33,906 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:59:33,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:33 BoogieIcfgContainer [2019-10-22 08:59:33,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:33,908 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:33,908 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:33,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:33,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:32" (1/3) ... [2019-10-22 08:59:33,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2731a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:33, skipping insertion in model container [2019-10-22 08:59:33,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:33" (2/3) ... [2019-10-22 08:59:33,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2731a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:33, skipping insertion in model container [2019-10-22 08:59:33,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:33" (3/3) ... [2019-10-22 08:59:33,922 INFO L109 eAbstractionObserver]: Analyzing ICFG 29_conditionals_vs.i [2019-10-22 08:59:33,951 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,952 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,952 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,952 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,952 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,953 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,953 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,953 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,953 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,953 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,954 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,954 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,954 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,954 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,954 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,955 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,955 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,955 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,955 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,955 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,956 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,956 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,956 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,956 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,956 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,957 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,957 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,957 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,958 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,958 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,958 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:33,965 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:59:33,965 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:33,972 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:59:33,982 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:59:33,997 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:33,997 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:33,997 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:33,997 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:33,997 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:33,997 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:33,997 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:33,997 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:34,004 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 39 transitions [2019-10-22 08:59:34,011 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_thr1 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) [2019-10-22 08:59:34,017 INFO L168 Benchmark]: Toolchain (without parser) took 1058.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 940.2 MB in the beginning and 1.0 GB in the end (delta: -104.9 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:34,018 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:34,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:34,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.89 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:34,020 INFO L168 Benchmark]: Boogie Preprocessor took 31.17 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. [2019-10-22 08:59:34,020 INFO L168 Benchmark]: RCFGBuilder took 315.98 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:34,021 INFO L168 Benchmark]: TraceAbstraction took 106.95 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:34,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 560.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.89 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.17 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 315.98 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 106.95 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: 13.5 MB). Peak memory consumption was 13.5 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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...