./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cec61dbc84a997d33f2b4a27a228dd86f0003a7 .......................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cec61dbc84a997d33f2b4a27a228dd86f0003a7 .......................................................................................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-08 22:21:53,860 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:21:53,861 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:21:53,870 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:21:53,870 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:21:53,871 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:21:53,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:21:53,873 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:21:53,874 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:21:53,874 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:21:53,875 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:21:53,875 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:21:53,876 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:21:53,877 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:21:53,877 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:21:53,878 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:21:53,878 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:21:53,880 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:21:53,881 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:21:53,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:21:53,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:21:53,884 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:21:53,885 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:21:53,885 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:21:53,886 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:21:53,886 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:21:53,887 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:21:53,888 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:21:53,888 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:21:53,889 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:21:53,889 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:21:53,890 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:21:53,890 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:21:53,890 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:21:53,891 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:21:53,891 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:21:53,891 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 22:21:53,902 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:21:53,902 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:21:53,903 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:21:53,903 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 22:21:53,903 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 22:21:53,903 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 22:21:53,903 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 22:21:53,903 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 22:21:53,904 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 22:21:53,904 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 22:21:53,904 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 22:21:53,904 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 22:21:53,904 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 22:21:53,904 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:21:53,905 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:21:53,906 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 22:21:53,906 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:21:53,906 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 22:21:53,907 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cec61dbc84a997d33f2b4a27a228dd86f0003a7 [2018-12-08 22:21:53,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:21:53,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:21:53,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:21:53,942 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:21:53,943 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:21:53,943 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i [2018-12-08 22:21:53,981 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/1557000da/af37ba1ce7594645a32e591d89f26ca7/FLAG8d4ec2f74 [2018-12-08 22:21:54,423 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:21:54,424 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i [2018-12-08 22:21:54,431 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/1557000da/af37ba1ce7594645a32e591d89f26ca7/FLAG8d4ec2f74 [2018-12-08 22:21:54,439 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/1557000da/af37ba1ce7594645a32e591d89f26ca7 [2018-12-08 22:21:54,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:21:54,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:21:54,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:21:54,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:21:54,444 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:21:54,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f270acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54, skipping insertion in model container [2018-12-08 22:21:54,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:21:54,468 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:21:54,630 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:21:54,638 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:21:54,718 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:21:54,750 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:21:54,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54 WrapperNode [2018-12-08 22:21:54,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:21:54,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:21:54,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:21:54,751 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:21:54,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:21:54,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:21:54,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:21:54,786 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:21:54,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... [2018-12-08 22:21:54,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:21:54,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:21:54,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:21:54,808 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:21:54,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:21:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 22:21:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 22:21:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 22:21:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 22:21:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 22:21:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:21:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:21:54,845 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 22:21:54,919 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-08 22:21:54,920 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-08 22:21:54,921 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-08 22:21:54,921 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-08 22:21:54,921 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-08 22:21:54,922 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-08 22:21:54,922 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-08 22:21:54,923 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-08 22:21:54,923 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#5 [2018-12-08 22:21:54,924 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-08 22:21:54,924 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#6 [2018-12-08 22:21:54,925 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-08 22:21:54,925 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#7 [2018-12-08 22:21:54,925 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#7 [2018-12-08 22:21:54,926 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#8 [2018-12-08 22:21:54,926 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#8 [2018-12-08 22:21:55,067 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:21:55,067 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-08 22:21:55,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:21:55 BoogieIcfgContainer [2018-12-08 22:21:55,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:21:55,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 22:21:55,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 22:21:55,071 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 22:21:55,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:21:54" (1/3) ... [2018-12-08 22:21:55,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b6de65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:21:55, skipping insertion in model container [2018-12-08 22:21:55,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:54" (2/3) ... [2018-12-08 22:21:55,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b6de65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:21:55, skipping insertion in model container [2018-12-08 22:21:55,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:21:55" (3/3) ... [2018-12-08 22:21:55,074 INFO L112 eAbstractionObserver]: Analyzing ICFG 42_FreeBSD__rdma_addr__sliced_true-unreach-call.i [2018-12-08 22:21:55,096 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,097 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,097 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_addr_unregister_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_rdma_addr_unregister_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,100 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,100 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_addr_unregister_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,100 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_rdma_addr_unregister_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,100 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,100 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,100 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_rdma_addr_unregister_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,101 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_put_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,102 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,102 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,102 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,102 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,102 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_put_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,102 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,103 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,103 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,103 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,103 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,103 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,104 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,104 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,104 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,104 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,107 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,107 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,107 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:55,117 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 22:21:55,117 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 22:21:55,123 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 12 error locations. [2018-12-08 22:21:55,133 INFO L257 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2018-12-08 22:21:55,149 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 22:21:55,149 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 22:21:55,149 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 22:21:55,149 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 22:21:55,149 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 22:21:55,149 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 22:21:55,149 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 22:21:55,149 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 22:21:55,157 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 90places, 113 transitions [2018-12-08 22:21:55,165 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 22:21:55,168 INFO L168 Benchmark]: Toolchain (without parser) took 726.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:55,169 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:21:55,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -188.9 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:55,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:21:55,170 INFO L168 Benchmark]: Boogie Preprocessor took 22.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:55,171 INFO L168 Benchmark]: RCFGBuilder took 259.34 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:55,171 INFO L168 Benchmark]: TraceAbstraction took 99.26 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:55,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 309.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -188.9 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 259.34 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 99.26 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 22:21:56,529 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:21:56,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:21:56,537 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:21:56,538 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:21:56,538 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:21:56,539 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:21:56,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:21:56,540 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:21:56,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:21:56,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:21:56,541 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:21:56,542 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:21:56,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:21:56,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:21:56,543 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:21:56,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:21:56,544 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:21:56,545 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:21:56,546 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:21:56,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:21:56,547 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:21:56,548 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:21:56,548 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:21:56,548 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:21:56,549 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:21:56,549 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:21:56,550 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:21:56,550 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:21:56,550 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:21:56,551 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:21:56,551 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:21:56,551 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:21:56,551 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:21:56,552 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:21:56,552 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:21:56,552 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 22:21:56,559 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:21:56,559 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:21:56,560 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:21:56,560 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 22:21:56,560 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 22:21:56,560 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 22:21:56,560 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 22:21:56,560 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 22:21:56,560 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 22:21:56,560 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 22:21:56,561 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 22:21:56,561 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:21:56,562 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 22:21:56,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:21:56,562 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 22:21:56,563 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cec61dbc84a997d33f2b4a27a228dd86f0003a7 [2018-12-08 22:21:56,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:21:56,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:21:56,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:21:56,590 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:21:56,590 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:21:56,591 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i [2018-12-08 22:21:56,624 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/5dee448e9/7633e8394d6a4c0fa55ba616ec5563f2/FLAGb0b0f1474 [2018-12-08 22:21:57,046 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:21:57,046 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/sv-benchmarks/c/pthread-ext/42_FreeBSD__rdma_addr__sliced_true-unreach-call.i [2018-12-08 22:21:57,054 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/5dee448e9/7633e8394d6a4c0fa55ba616ec5563f2/FLAGb0b0f1474 [2018-12-08 22:21:57,063 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/data/5dee448e9/7633e8394d6a4c0fa55ba616ec5563f2 [2018-12-08 22:21:57,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:21:57,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:21:57,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:21:57,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:21:57,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:21:57,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399ba2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57, skipping insertion in model container [2018-12-08 22:21:57,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:21:57,106 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:21:57,300 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:21:57,309 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:21:57,374 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:21:57,408 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:21:57,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57 WrapperNode [2018-12-08 22:21:57,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:21:57,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:21:57,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:21:57,409 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:21:57,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:21:57,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:21:57,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:21:57,440 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:21:57,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... [2018-12-08 22:21:57,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:21:57,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:21:57,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:21:57,459 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:21:57,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47ee4f8f-aef2-47ef-8fc8-6cf77acc34e4/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:21:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 22:21:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 22:21:57,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 22:21:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 22:21:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 22:21:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:21:57,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:21:57,493 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 22:21:57,562 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-08 22:21:57,562 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-08 22:21:57,564 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-08 22:21:57,564 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-08 22:21:57,565 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-08 22:21:57,565 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-08 22:21:57,566 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-08 22:21:57,566 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-08 22:21:57,567 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#5 [2018-12-08 22:21:57,568 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-08 22:21:57,568 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#6 [2018-12-08 22:21:57,569 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-08 22:21:57,569 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#7 [2018-12-08 22:21:57,570 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#7 [2018-12-08 22:21:57,570 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#8 [2018-12-08 22:21:57,571 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#8 [2018-12-08 22:21:57,696 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:21:57,697 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-08 22:21:57,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:21:57 BoogieIcfgContainer [2018-12-08 22:21:57,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:21:57,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 22:21:57,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 22:21:57,700 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 22:21:57,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:21:57" (1/3) ... [2018-12-08 22:21:57,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60f7ad73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:21:57, skipping insertion in model container [2018-12-08 22:21:57,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:21:57" (2/3) ... [2018-12-08 22:21:57,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60f7ad73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:21:57, skipping insertion in model container [2018-12-08 22:21:57,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:21:57" (3/3) ... [2018-12-08 22:21:57,703 INFO L112 eAbstractionObserver]: Analyzing ICFG 42_FreeBSD__rdma_addr__sliced_true-unreach-call.i [2018-12-08 22:21:57,725 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,725 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_addr_unregister_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_rdma_addr_unregister_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_addr_unregister_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,727 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_rdma_addr_unregister_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_rdma_addr_unregister_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_put_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#in~client| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_put_client_~client not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,729 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,731 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,731 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,731 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,731 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,732 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_put_client_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,732 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,732 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,734 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,734 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,734 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,734 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_rdma_resolve_ip_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:21:57,739 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 22:21:57,739 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 22:21:57,746 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 12 error locations. [2018-12-08 22:21:57,756 INFO L257 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2018-12-08 22:21:57,770 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 22:21:57,770 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 22:21:57,771 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 22:21:57,771 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 22:21:57,771 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 22:21:57,771 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 22:21:57,771 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 22:21:57,771 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 22:21:57,771 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 22:21:57,777 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 87places, 110 transitions [2018-12-08 22:21:57,783 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 22:21:57,785 INFO L168 Benchmark]: Toolchain (without parser) took 720.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -122.4 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:57,786 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:21:57,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:57,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:21:57,788 INFO L168 Benchmark]: Boogie Preprocessor took 19.30 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:57,788 INFO L168 Benchmark]: RCFGBuilder took 238.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:57,789 INFO L168 Benchmark]: TraceAbstraction took 87.24 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:21:57,792 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.30 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 238.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 87.24 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: 13.6 MB). Peak memory consumption was 13.6 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...