./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c59ac2422c7d09abbde792b465a04be84caaab18c703e00eaf31ad156588d1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:47,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:47,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:47,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:47,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:47,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:47,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:47,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:47,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:47,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:47,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:47,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:47,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:47,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:47,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:47,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:47,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:47,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:47,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:47,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:47,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:47,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:47,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:47,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:47,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:47,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:47,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:47,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:47,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:47,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:47,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:47,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:47,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:47,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:47,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:47,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:47,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:47,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:47,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:47,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:47,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:47,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:47,898 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:47,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:47,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:47,899 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:47,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:47,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:47,901 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:47,901 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:47,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:47,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:47,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:47,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:47,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:47,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:47,903 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:47,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:47,903 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:47,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:47,904 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:47,904 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:47,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:47,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:47,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:47,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:47,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:47,905 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:47,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:47,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:47,906 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c59ac2422c7d09abbde792b465a04be84caaab18c703e00eaf31ad156588d1a [2021-11-23 15:58:48,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:48,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:48,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:48,206 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:48,209 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:48,212 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c [2021-11-23 15:58:48,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/7adcb410d/8ff1f43b645440da92fcd74d57e3fe26/FLAG002a7505c [2021-11-23 15:58:48,943 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:48,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c [2021-11-23 15:58:48,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/7adcb410d/8ff1f43b645440da92fcd74d57e3fe26/FLAG002a7505c [2021-11-23 15:58:49,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/7adcb410d/8ff1f43b645440da92fcd74d57e3fe26 [2021-11-23 15:58:49,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:49,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:49,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:49,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:49,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:49,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48908ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49, skipping insertion in model container [2021-11-23 15:58:49,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:49,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:49,711 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_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c[21261,21274] [2021-11-23 15:58:49,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:49,733 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:49,858 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_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c[21261,21274] [2021-11-23 15:58:49,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:49,899 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:49,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49 WrapperNode [2021-11-23 15:58:49,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:49,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:49,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:49,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,050 INFO L137 Inliner]: procedures = 13, calls = 399, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 809 [2021-11-23 15:58:50,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:50,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:50,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:50,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:50,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:50,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:50,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:50,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:50,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:50,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:50,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:58:50,284 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:58:50,463 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:50,465 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:51,107 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:51,140 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:51,145 INFO L158 Benchmark]: Toolchain (without parser) took 1915.74ms. Allocated memory was 107.0MB in the beginning and 153.1MB in the end (delta: 46.1MB). Free memory was 73.8MB in the beginning and 80.5MB in the end (delta: -6.7MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:51,146 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:51,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.35ms. Allocated memory is still 107.0MB. Free memory was 73.5MB in the beginning and 58.1MB in the end (delta: 15.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:51,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.00ms. Allocated memory was 107.0MB in the beginning and 153.1MB in the end (delta: 46.1MB). Free memory was 58.1MB in the beginning and 124.4MB in the end (delta: -66.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:51,149 INFO L158 Benchmark]: Boogie Preprocessor took 142.16ms. Allocated memory is still 153.1MB. Free memory was 124.3MB in the beginning and 120.9MB in the end (delta: 3.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:51,150 INFO L158 Benchmark]: RCFGBuilder took 949.19ms. Allocated memory is still 153.1MB. Free memory was 120.4MB in the beginning and 80.5MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:51,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.35ms. Allocated memory is still 107.0MB. Free memory was 73.5MB in the beginning and 58.1MB in the end (delta: 15.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.00ms. Allocated memory was 107.0MB in the beginning and 153.1MB in the end (delta: 46.1MB). Free memory was 58.1MB in the beginning and 124.4MB in the end (delta: -66.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 142.16ms. Allocated memory is still 153.1MB. Free memory was 124.3MB in the beginning and 120.9MB in the end (delta: 3.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 949.19ms. Allocated memory is still 153.1MB. Free memory was 120.4MB in the beginning and 80.5MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:51,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c59ac2422c7d09abbde792b465a04be84caaab18c703e00eaf31ad156588d1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:53,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:53,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:53,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:53,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:53,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:53,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:53,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:53,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:53,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:53,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:53,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:53,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:53,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:53,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:53,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:53,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:53,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:53,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:53,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:53,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:53,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:53,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:53,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:53,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:53,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:53,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:53,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:53,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:53,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:53,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:53,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:53,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:53,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:53,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:53,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:53,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:53,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:53,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:53,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:53,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:53,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:53,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:53,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:53,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:53,888 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:53,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:53,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:53,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:53,890 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:53,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:53,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:53,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:53,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:53,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:53,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:53,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:53,893 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:53,894 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:53,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:53,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:53,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:53,895 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:53,895 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:53,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:53,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:53,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:53,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:53,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:53,896 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:53,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:53,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:53,897 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:53,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:53,898 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c59ac2422c7d09abbde792b465a04be84caaab18c703e00eaf31ad156588d1a [2021-11-23 15:58:54,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:54,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:54,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:54,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:54,330 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:54,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c [2021-11-23 15:58:54,414 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/04932db45/fee4ce4f6798400ca88fe63236f1b143/FLAG33939e23f [2021-11-23 15:58:55,030 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:55,031 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c [2021-11-23 15:58:55,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/04932db45/fee4ce4f6798400ca88fe63236f1b143/FLAG33939e23f [2021-11-23 15:58:55,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/data/04932db45/fee4ce4f6798400ca88fe63236f1b143 [2021-11-23 15:58:55,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:55,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:55,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:55,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:55,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:55,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30df5635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55, skipping insertion in model container [2021-11-23 15:58:55,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:55,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:55,916 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_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c[21261,21274] [2021-11-23 15:58:55,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:55,939 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:56,033 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_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-2.c[21261,21274] [2021-11-23 15:58:56,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:56,051 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:56,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56 WrapperNode [2021-11-23 15:58:56,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:56,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:56,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:56,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:56,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,179 INFO L137 Inliner]: procedures = 13, calls = 399, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 709 [2021-11-23 15:58:56,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:56,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:56,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:56,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:56,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:56,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:56,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:56,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:56,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:56,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:56,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:56,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:58:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:58:56,581 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:56,583 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:57,351 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:57,382 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:57,386 INFO L158 Benchmark]: Toolchain (without parser) took 2018.27ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 27.8MB in the beginning and 47.5MB in the end (delta: -19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,387 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:57,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.04ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 39.8MB in the end (delta: -12.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.27ms. Allocated memory is still 65.0MB. Free memory was 39.8MB in the beginning and 32.3MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,390 INFO L158 Benchmark]: Boogie Preprocessor took 127.88ms. Allocated memory is still 65.0MB. Free memory was 32.3MB in the beginning and 38.5MB in the end (delta: -6.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,391 INFO L158 Benchmark]: RCFGBuilder took 1075.26ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 38.5MB in the beginning and 47.5MB in the end (delta: -9.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 693.04ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 39.8MB in the end (delta: -12.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.27ms. Allocated memory is still 65.0MB. Free memory was 39.8MB in the beginning and 32.3MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.88ms. Allocated memory is still 65.0MB. Free memory was 32.3MB in the beginning and 38.5MB in the end (delta: -6.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.26ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 38.5MB in the beginning and 47.5MB in the end (delta: -9.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:57,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20c9a4b-b40b-428d-a6e7-701c2ac8995f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable