./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.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_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/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_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/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_14cf154f-b096-4514-bfdf-0f32c18c21e0/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 479b0076fac8e2dea60b6fba09f98c88b7caa91bcdcd5a3fc30d97a187de598b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:28,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:28,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:28,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:28,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:28,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:28,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:28,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:28,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:28,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:28,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:28,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:28,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:28,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:28,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:28,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:28,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:28,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:28,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:28,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:28,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:28,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:28,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:28,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:28,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:28,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:28,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:28,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:28,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:28,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:28,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:28,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:28,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:28,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:28,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:28,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:28,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:28,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:28,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:28,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:28,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:28,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:30:28,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:28,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:28,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:28,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:28,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:28,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:28,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:28,856 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:28,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:28,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:28,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:28,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:28,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:28,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:28,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:28,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:28,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:28,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:28,860 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:28,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:28,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:28,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:28,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:28,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:28,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:28,862 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:28,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:28,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:28,863 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 479b0076fac8e2dea60b6fba09f98c88b7caa91bcdcd5a3fc30d97a187de598b [2021-11-23 15:30:29,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:29,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:29,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:29,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:29,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:29,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c [2021-11-23 15:30:29,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/ebcaad7a8/1edb726c49c64e219cf70160d5707798/FLAG9d166dd60 [2021-11-23 15:30:29,904 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:29,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c [2021-11-23 15:30:29,919 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/ebcaad7a8/1edb726c49c64e219cf70160d5707798/FLAG9d166dd60 [2021-11-23 15:30:30,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/ebcaad7a8/1edb726c49c64e219cf70160d5707798 [2021-11-23 15:30:30,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:30,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:30,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:30,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:30,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:30,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:30" (1/1) ... [2021-11-23 15:30:30,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce9fc67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:30, skipping insertion in model container [2021-11-23 15:30:30,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:30" (1/1) ... [2021-11-23 15:30:30,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:30,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:30,788 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c[21272,21285] [2021-11-23 15:30:30,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:30,824 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:30,977 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c[21272,21285] [2021-11-23 15:30:30,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:31,002 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:31,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31 WrapperNode [2021-11-23 15:30:31,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:31,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:31,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:31,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:31,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,192 INFO L137 Inliner]: procedures = 13, calls = 402, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 812 [2021-11-23 15:30:31,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:31,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:31,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:31,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:31,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:31,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:31,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:31,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:31,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:31" (1/1) ... [2021-11-23 15:30:31,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:31,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:31,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:31,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:30:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:30:31,547 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:31,560 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:32,527 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:32,579 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 15:30:32,595 INFO L158 Benchmark]: Toolchain (without parser) took 2407.28ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 61.8MB in the end (delta: -19.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:32,595 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 60.7MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:32,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.18ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 42.5MB in the beginning and 48.3MB in the end (delta: -5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:32,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.94ms. Allocated memory is still 100.7MB. Free memory was 48.3MB in the beginning and 72.7MB in the end (delta: -24.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:32,598 INFO L158 Benchmark]: Boogie Preprocessor took 83.66ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 68.0MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:32,599 INFO L158 Benchmark]: RCFGBuilder took 1309.09ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 61.8MB in the end (delta: 6.1MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:32,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 60.7MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.18ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 42.5MB in the beginning and 48.3MB in the end (delta: -5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.94ms. Allocated memory is still 100.7MB. Free memory was 48.3MB in the beginning and 72.7MB in the end (delta: -24.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.66ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 68.0MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1309.09ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 61.8MB in the end (delta: 6.1MB). Peak memory consumption was 39.2MB. 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 15:30:32,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/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 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/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_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/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_14cf154f-b096-4514-bfdf-0f32c18c21e0/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 479b0076fac8e2dea60b6fba09f98c88b7caa91bcdcd5a3fc30d97a187de598b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:35,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:35,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:35,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:35,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:35,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:35,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:35,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:35,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:35,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:35,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:35,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:35,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:35,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:35,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:35,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:35,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:35,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:35,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:35,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:35,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:35,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:35,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:35,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:35,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:35,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:35,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:35,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:35,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:35,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:35,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:35,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:35,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:35,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:35,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:35,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:35,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:35,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:35,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:35,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:35,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:35,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:35,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:35,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:35,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:35,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:35,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:35,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:35,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:35,649 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:35,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:35,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:35,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:35,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:35,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:35,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:35,652 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:35,652 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:35,652 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:35,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:35,653 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:35,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:35,653 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:35,653 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:35,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:35,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:35,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:35,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:35,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:35,655 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:35,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:35,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:35,656 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:35,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:35,656 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 479b0076fac8e2dea60b6fba09f98c88b7caa91bcdcd5a3fc30d97a187de598b [2021-11-23 15:30:36,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:36,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:36,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:36,187 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:36,188 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:36,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c [2021-11-23 15:30:36,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/81ea25e98/36b608db15c946fea3976f1f8cb9ffb1/FLAGe65810da6 [2021-11-23 15:30:36,845 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:36,846 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c [2021-11-23 15:30:36,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/81ea25e98/36b608db15c946fea3976f1f8cb9ffb1/FLAGe65810da6 [2021-11-23 15:30:37,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/data/81ea25e98/36b608db15c946fea3976f1f8cb9ffb1 [2021-11-23 15:30:37,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:37,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:37,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:37,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:37,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:37,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:37,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbdd369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37, skipping insertion in model container [2021-11-23 15:30:37,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:37,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:37,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:37,789 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c[21272,21285] [2021-11-23 15:30:37,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:37,827 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:37,918 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_14cf154f-b096-4514-bfdf-0f32c18c21e0/sv-benchmarks/c/xcsp/aim-100-2-0-sat-4.c[21272,21285] [2021-11-23 15:30:37,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:37,945 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:37,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37 WrapperNode [2021-11-23 15:30:37,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:37,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:37,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:37,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:37,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:37,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,108 INFO L137 Inliner]: procedures = 13, calls = 402, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 712 [2021-11-23 15:30:38,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:38,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:38,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:38,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:38,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:38,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:38,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:38,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:38,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:37" (1/1) ... [2021-11-23 15:30:38,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:38,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:38,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:38,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:38,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:30:38,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:30:38,508 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:38,518 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:39,299 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:39,344 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 15:30:39,353 INFO L158 Benchmark]: Toolchain (without parser) took 2204.08ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 62.9MB in the beginning and 68.4MB in the end (delta: -5.5MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,353 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:39,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 795.08ms. Allocated memory is still 79.7MB. Free memory was 62.9MB in the beginning and 42.4MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.68ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 34.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,359 INFO L158 Benchmark]: Boogie Preprocessor took 136.04ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 55.3MB in the end (delta: -20.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,360 INFO L158 Benchmark]: RCFGBuilder took 1102.34ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 55.3MB in the beginning and 68.4MB in the end (delta: -13.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 795.08ms. Allocated memory is still 79.7MB. Free memory was 62.9MB in the beginning and 42.4MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.68ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 34.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.04ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 55.3MB in the end (delta: -20.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1102.34ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 55.3MB in the beginning and 68.4MB in the end (delta: -13.1MB). Peak memory consumption was 28.5MB. 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 15:30:39,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cf154f-b096-4514-bfdf-0f32c18c21e0/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