./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/05_tas.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_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b093a3b381fd60553ed058c8d537f7351e47b60a ....................................................................................................................................................................................................................................................................................................... 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_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b093a3b381fd60553ed058c8d537f7351e47b60a ...................................................................................................................................................................................................................................................................................................... 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 11:22:23,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:23,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:23,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:23,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:23,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:23,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:23,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:23,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:23,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:23,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:23,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:23,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:23,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:23,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:23,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:23,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:23,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:23,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:23,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:23,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:23,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:23,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:23,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:23,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:23,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:23,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:23,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:23,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:23,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:23,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:23,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:23,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:23,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:23,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:23,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:23,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:23,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:24,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:24,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:24,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:24,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:22:24,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:24,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:24,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:24,013 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:24,013 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:24,013 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:24,014 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:22:24,014 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:24,014 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:24,014 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:22:24,014 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:22:24,014 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:24,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:24,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:24,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:22:24,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:24,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:24,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:24,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:24,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:24,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:24,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:24,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:24,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:24,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:24,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:24,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:24,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:24,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:24,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:24,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:24,018 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:22:24,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:22:24,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:24,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:24,018 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b093a3b381fd60553ed058c8d537f7351e47b60a [2019-10-22 11:22:24,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:24,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:24,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:24,053 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:24,053 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:24,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/../../sv-benchmarks/c/pthread-ext/05_tas.i [2019-10-22 11:22:24,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/b4a7d0c21/361b1f178f9a49668ed4947797338195/FLAG17b8a344d [2019-10-22 11:22:24,541 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:24,541 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/sv-benchmarks/c/pthread-ext/05_tas.i [2019-10-22 11:22:24,553 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/b4a7d0c21/361b1f178f9a49668ed4947797338195/FLAG17b8a344d [2019-10-22 11:22:24,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/b4a7d0c21/361b1f178f9a49668ed4947797338195 [2019-10-22 11:22:24,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:24,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:24,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:24,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:24,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:24,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:24" (1/1) ... [2019-10-22 11:22:24,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f8962a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:24, skipping insertion in model container [2019-10-22 11:22:24,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:24" (1/1) ... [2019-10-22 11:22:24,924 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:24,966 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:25,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:25,365 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:25,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:25,467 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:25,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25 WrapperNode [2019-10-22 11:22:25,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:25,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:25,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:25,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:25,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:25,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:25,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:25,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:25,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... [2019-10-22 11:22:25,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:25,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:25,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:25,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:25,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:22:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:22:25,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:22:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:22:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:22:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:22:25,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:25,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:25,597 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 11:22:25,705 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_TAS_returnLabel [2019-10-22 11:22:25,706 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_TAS_returnLabel#2 [2019-10-22 11:22:25,996 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:22:25,996 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-10-22 11:22:25,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:25 BoogieIcfgContainer [2019-10-22 11:22:25,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:22:25,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:22:25,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:22:26,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:22:26,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:22:24" (1/3) ... [2019-10-22 11:22:26,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59eb7ab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:26, skipping insertion in model container [2019-10-22 11:22:26,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:25" (2/3) ... [2019-10-22 11:22:26,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59eb7ab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:26, skipping insertion in model container [2019-10-22 11:22:26,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:25" (3/3) ... [2019-10-22 11:22:26,004 INFO L109 eAbstractionObserver]: Analyzing ICFG 05_tas.i [2019-10-22 11:22:26,034 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,034 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,035 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,035 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,035 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,035 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,035 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,036 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,036 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,036 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,036 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,036 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,036 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,037 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,037 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,037 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,038 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,039 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,039 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,039 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,039 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,039 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,039 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,040 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,040 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,040 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,040 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,040 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,041 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,042 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,042 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,042 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,042 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,043 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,043 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,043 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,044 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,045 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,045 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,045 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,045 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,046 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,046 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,046 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,046 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,046 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,047 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,047 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,047 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,047 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,048 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,048 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,048 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,048 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,048 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,048 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:26,053 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:22:26,053 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:22:26,060 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-10-22 11:22:26,071 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-10-22 11:22:26,089 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:22:26,089 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:22:26,089 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:22:26,089 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:22:26,090 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:22:26,090 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:22:26,090 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:22:26,090 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:22:26,100 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 61 places, 69 transitions [2019-10-22 11:22:26,110 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 11:22:26,121 INFO L168 Benchmark]: Toolchain (without parser) took 1215.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:26,122 INFO L168 Benchmark]: CDTParser took 0.16 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 11:22:26,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:26,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:26,124 INFO L168 Benchmark]: Boogie Preprocessor took 30.51 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 11:22:26,124 INFO L168 Benchmark]: RCFGBuilder took 457.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:26,125 INFO L168 Benchmark]: TraceAbstraction took 121.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:26,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 557.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.51 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 457.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 121.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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 11:22:28,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:28,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:28,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:28,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:28,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:28,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:28,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:28,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:28,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:28,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:28,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:28,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:28,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:28,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:28,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:28,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:28,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:28,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:28,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:28,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:28,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:28,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:28,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:28,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:28,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:28,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:28,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:28,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:28,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:28,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:28,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:28,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:28,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:28,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:28,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:28,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:28,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:28,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:28,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:28,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:28,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-10-22 11:22:28,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:28,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:28,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:28,296 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:28,296 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:28,296 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:28,296 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:28,296 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:28,296 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:28,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:28,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:28,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:28,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:28,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:28,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:28,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:28,298 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:22:28,298 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:22:28,298 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:28,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:28,299 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:22:28,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:28,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:28,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:28,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:28,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:28,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:28,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:28,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:28,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:28,300 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:22:28,300 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:22:28,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:28,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:28,301 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_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b093a3b381fd60553ed058c8d537f7351e47b60a [2019-10-22 11:22:28,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:28,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:28,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:28,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:28,346 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:28,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/../../sv-benchmarks/c/pthread-ext/05_tas.i [2019-10-22 11:22:28,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/faf51b25e/3fd0ffbb0b5e4c938fe8d660e712fcef/FLAG305aacfb5 [2019-10-22 11:22:28,845 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:28,846 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/sv-benchmarks/c/pthread-ext/05_tas.i [2019-10-22 11:22:28,856 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/faf51b25e/3fd0ffbb0b5e4c938fe8d660e712fcef/FLAG305aacfb5 [2019-10-22 11:22:29,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/data/faf51b25e/3fd0ffbb0b5e4c938fe8d660e712fcef [2019-10-22 11:22:29,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:29,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:29,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:29,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:29,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:29,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f029b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29, skipping insertion in model container [2019-10-22 11:22:29,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,223 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:29,258 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:29,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:29,600 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:29,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:29,788 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:29,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29 WrapperNode [2019-10-22 11:22:29,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:29,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:29,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:29,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:29,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:29,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:29,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:29,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:29,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... [2019-10-22 11:22:29,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:29,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:29,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:29,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:29,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1e6f8d3-e4f2-4608-9698-f538fc697bf7/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:22:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:22:29,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:22:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:22:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:22:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:22:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:29,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:29,917 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 11:22:30,038 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_TAS_returnLabel [2019-10-22 11:22:30,040 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_TAS_returnLabel#2 [2019-10-22 11:22:30,224 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:22:30,225 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-10-22 11:22:30,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:30 BoogieIcfgContainer [2019-10-22 11:22:30,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:22:30,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:22:30,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:22:30,229 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:22:30,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:22:29" (1/3) ... [2019-10-22 11:22:30,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f77dd77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:30, skipping insertion in model container [2019-10-22 11:22:30,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:29" (2/3) ... [2019-10-22 11:22:30,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f77dd77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:30, skipping insertion in model container [2019-10-22 11:22:30,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:30" (3/3) ... [2019-10-22 11:22:30,232 INFO L109 eAbstractionObserver]: Analyzing ICFG 05_tas.i [2019-10-22 11:22:30,261 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,261 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,262 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,262 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,263 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,263 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,263 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,263 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,263 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,264 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,264 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,264 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,264 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,264 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,264 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,265 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,266 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,266 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,267 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,268 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,268 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,268 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,268 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,268 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,269 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,270 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,270 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,270 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,270 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~delay~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,271 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,272 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~o.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,272 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~o.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,272 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,272 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,272 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_TAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,272 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_TAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_~#cond~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,273 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,274 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,274 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,274 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,274 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,275 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,275 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,275 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,275 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,276 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,276 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,276 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:22:30,280 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:22:30,280 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:22:30,287 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-10-22 11:22:30,296 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-10-22 11:22:30,310 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:22:30,310 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:22:30,310 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:22:30,310 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:22:30,310 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:22:30,310 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:22:30,310 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:22:30,310 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:22:30,323 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 61 places, 69 transitions [2019-10-22 11:22:30,337 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 11:22:30,344 INFO L168 Benchmark]: Toolchain (without parser) took 1135.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:30,345 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:30,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:30,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:30,348 INFO L168 Benchmark]: Boogie Preprocessor took 28.27 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 11:22:30,349 INFO L168 Benchmark]: RCFGBuilder took 370.30 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:30,350 INFO L168 Benchmark]: TraceAbstraction took 115.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:30,353 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 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 579.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.27 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 370.30 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 115.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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...