./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ea381ec8ed14f66c767c1e3d74aca72e3c49fc21baf435ac33ef40352270e74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:52:26,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:52:26,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:52:26,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:52:26,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:52:26,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:52:26,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:52:26,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:52:26,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:52:26,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:52:26,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:52:26,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:52:26,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:52:26,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:52:26,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:52:26,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:52:26,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:52:26,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:52:26,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:52:26,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:52:26,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:52:26,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:52:26,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:52:26,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:52:26,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:52:26,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:52:26,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:52:26,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:52:26,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:52:26,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:52:26,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:52:26,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:52:26,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:52:26,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:52:26,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:52:26,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:52:26,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:52:26,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:52:26,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:52:26,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:52:26,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:52:26,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:52:26,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:52:26,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:52:26,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:52:26,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:52:26,217 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:52:26,218 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:52:26,218 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:52:26,219 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:52:26,219 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:52:26,219 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:52:26,228 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:52:26,228 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:52:26,229 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:52:26,229 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:52:26,230 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:52:26,230 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:52:26,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:52:26,231 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:52:26,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:52:26,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:52:26,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:52:26,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:52:26,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:52:26,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:52:26,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:52:26,234 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:52:26,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:52:26,235 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:52:26,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:52:26,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:52:26,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:52:26,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:52:26,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:52:26,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:52:26,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:52:26,240 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:52:26,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:52:26,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:52:26,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:52:26,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:52:26,242 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ea381ec8ed14f66c767c1e3d74aca72e3c49fc21baf435ac33ef40352270e74 [2021-11-19 14:52:26,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:52:26,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:52:26,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:52:26,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:52:26,603 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:52:26,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c [2021-11-19 14:52:26,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/data/f27a8d869/e2a5447aa98f4aa9b9b67f2c4fe44e5b/FLAGe11033403 [2021-11-19 14:52:27,746 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:52:27,747 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c [2021-11-19 14:52:27,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/data/f27a8d869/e2a5447aa98f4aa9b9b67f2c4fe44e5b/FLAGe11033403 [2021-11-19 14:52:28,191 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/data/f27a8d869/e2a5447aa98f4aa9b9b67f2c4fe44e5b [2021-11-19 14:52:28,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:52:28,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:52:28,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:52:28,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:52:28,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:52:28,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:28" (1/1) ... [2021-11-19 14:52:28,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7b3b66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:28, skipping insertion in model container [2021-11-19 14:52:28,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:28" (1/1) ... [2021-11-19 14:52:28,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:52:28,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:52:28,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c[6524,6537] [2021-11-19 14:52:28,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c[14272,14285] [2021-11-19 14:52:30,020 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:52:30,033 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:52:30,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c[6524,6537] [2021-11-19 14:52:30,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/sv-benchmarks/c/combinations/pals_lcr.3_overflow.ufo.UNBOUNDED.pals+Problem12_label09.c[14272,14285] [2021-11-19 14:52:30,815 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:52:30,852 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:52:30,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30 WrapperNode [2021-11-19 14:52:30,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:52:30,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:52:30,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:52:30,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:52:30,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:30,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,455 INFO L137 Inliner]: procedures = 35, calls = 20, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 4974 [2021-11-19 14:52:31,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:52:31,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:52:31,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:52:31,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:52:31,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:31,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:32,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:52:32,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:52:32,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:52:32,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:52:32,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2021-11-19 14:52:32,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:52:32,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:52:32,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:52:32,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ed8843-f5ae-4601-918f-16e6d848ccb7/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:52:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:52:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 14:52:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:52:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:52:32,335 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:52:32,337 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:52:37,493 INFO L277 CfgBuilder]: Performing block encoding