./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/CostasArray-17.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_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/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_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/CostasArray-17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/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_d30d8350-04f2-4029-9f85-c8386bf5d37a/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 6af6255645c7f894e8b234eb1bf0a7d0187df2964c78372428add7f8985a65f2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:48,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:48,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:48,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:48,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:48,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:48,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:48,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:48,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:48,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:48,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:48,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:48,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:48,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:48,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:48,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:48,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:48,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:48,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:48,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:48,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:48,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:48,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:48,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:48,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:48,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:48,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:48,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:48,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:48,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:48,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:48,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:48,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:48,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:48,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:48,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:48,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:48,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:48,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:48,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:48,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:48,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:48,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:48,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:48,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:48,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:48,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:48,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:48,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:48,788 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:48,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:48,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:48,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:48,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:48,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:48,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:48,797 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:48,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:48,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:48,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:48,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:48,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:48,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:48,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:48,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:48,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:48,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:48,800 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:48,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:48,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:48,801 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_d30d8350-04f2-4029-9f85-c8386bf5d37a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6af6255645c7f894e8b234eb1bf0a7d0187df2964c78372428add7f8985a65f2 [2021-11-23 15:58:49,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:49,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:49,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:49,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:49,151 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:49,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/CostasArray-17.c [2021-11-23 15:58:49,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/5c49250e6/3acc2d5690ca4993a86c6ba492d76e74/FLAG0413d9444 [2021-11-23 15:58:50,005 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:50,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/sv-benchmarks/c/xcsp/CostasArray-17.c [2021-11-23 15:58:50,028 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/5c49250e6/3acc2d5690ca4993a86c6ba492d76e74/FLAG0413d9444 [2021-11-23 15:58:50,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/5c49250e6/3acc2d5690ca4993a86c6ba492d76e74 [2021-11-23 15:58:50,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:50,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:50,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:50,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:50,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:50,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:50" (1/1) ... [2021-11-23 15:58:50,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce3a977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:50, skipping insertion in model container [2021-11-23 15:58:50,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:50" (1/1) ... [2021-11-23 15:58:50,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:50,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:50,879 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_d30d8350-04f2-4029-9f85-c8386bf5d37a/sv-benchmarks/c/xcsp/CostasArray-17.c[43995,44008] [2021-11-23 15:58:50,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:50,905 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:51,034 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_d30d8350-04f2-4029-9f85-c8386bf5d37a/sv-benchmarks/c/xcsp/CostasArray-17.c[43995,44008] [2021-11-23 15:58:51,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:51,061 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:51,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51 WrapperNode [2021-11-23 15:58:51,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:51,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:51,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:51,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:51,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,212 INFO L137 Inliner]: procedures = 13, calls = 1389, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1999 [2021-11-23 15:58:51,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:51,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:51,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:51,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:51,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:51,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:51,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:51,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:51,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:51" (1/1) ... [2021-11-23 15:58:51,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:51,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:51,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:51,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:58:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:58:51,602 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:51,604 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:53,094 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:53,128 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 15:58:53,133 INFO L158 Benchmark]: Toolchain (without parser) took 2947.25ms. Allocated memory is still 121.6MB. Free memory was 85.6MB in the beginning and 47.9MB in the end (delta: 37.7MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:53,133 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 59.1MB in the beginning and 59.1MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:53,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.19ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 68.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:53,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.63ms. Allocated memory is still 121.6MB. Free memory was 68.1MB in the beginning and 56.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:53,136 INFO L158 Benchmark]: Boogie Preprocessor took 144.18ms. Allocated memory is still 121.6MB. Free memory was 56.8MB in the beginning and 51.1MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:53,137 INFO L158 Benchmark]: RCFGBuilder took 1772.13ms. Allocated memory is still 121.6MB. Free memory was 50.5MB in the beginning and 47.9MB in the end (delta: 2.6MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:53,140 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 88.1MB. Free memory was 59.1MB in the beginning and 59.1MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.19ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 68.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.63ms. Allocated memory is still 121.6MB. Free memory was 68.1MB in the beginning and 56.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.18ms. Allocated memory is still 121.6MB. Free memory was 56.8MB in the beginning and 51.1MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1772.13ms. Allocated memory is still 121.6MB. Free memory was 50.5MB in the beginning and 47.9MB in the end (delta: 2.6MB). Peak memory consumption was 31.3MB. 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 15:58:53,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/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_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/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_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/CostasArray-17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/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_d30d8350-04f2-4029-9f85-c8386bf5d37a/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 6af6255645c7f894e8b234eb1bf0a7d0187df2964c78372428add7f8985a65f2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:55,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:55,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:55,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:55,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:55,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:55,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:55,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:55,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:55,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:55,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:55,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:55,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:55,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:55,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:55,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:55,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:55,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:55,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:55,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:55,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:55,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:55,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:55,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:55,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:55,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:55,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:55,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:55,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:55,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:55,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:55,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:55,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:55,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:55,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:55,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:55,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:55,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:55,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:55,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:55,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:55,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:55,967 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:55,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:55,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:55,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:55,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:55,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:55,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:55,970 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:55,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:55,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:55,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:55,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:55,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:55,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:55,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:55,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:55,971 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:55,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:55,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:55,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:55,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:55,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:55,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:55,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:55,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:55,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:55,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:55,973 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:55,973 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:55,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:55,973 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:55,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:55,974 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_d30d8350-04f2-4029-9f85-c8386bf5d37a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6af6255645c7f894e8b234eb1bf0a7d0187df2964c78372428add7f8985a65f2 [2021-11-23 15:58:56,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:56,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:56,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:56,497 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:56,500 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:56,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/CostasArray-17.c [2021-11-23 15:58:56,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/94d4526ec/27bf12dda44b4968a68e82126e08d591/FLAG27303053a [2021-11-23 15:58:57,385 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:57,386 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/sv-benchmarks/c/xcsp/CostasArray-17.c [2021-11-23 15:58:57,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/94d4526ec/27bf12dda44b4968a68e82126e08d591/FLAG27303053a [2021-11-23 15:58:57,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/data/94d4526ec/27bf12dda44b4968a68e82126e08d591 [2021-11-23 15:58:57,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:57,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:57,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:57,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:57,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:57,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:57" (1/1) ... [2021-11-23 15:58:57,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b90a705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:57, skipping insertion in model container [2021-11-23 15:58:57,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:57" (1/1) ... [2021-11-23 15:58:57,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:57,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:58,172 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_d30d8350-04f2-4029-9f85-c8386bf5d37a/sv-benchmarks/c/xcsp/CostasArray-17.c[43995,44008] [2021-11-23 15:58:58,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:58,198 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:58,340 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_d30d8350-04f2-4029-9f85-c8386bf5d37a/sv-benchmarks/c/xcsp/CostasArray-17.c[43995,44008] [2021-11-23 15:58:58,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:58,360 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:58,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58 WrapperNode [2021-11-23 15:58:58,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:58,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:58,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:58,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:58,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,533 INFO L137 Inliner]: procedures = 13, calls = 1389, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1849 [2021-11-23 15:58:58,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:58,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:58,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:58,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:58,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:58,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:58,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:58,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:58,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:58,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:58,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:58,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:58,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:58:58,777 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:58:58,994 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:58,996 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:00,396 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:00,448 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 15:59:00,456 INFO L158 Benchmark]: Toolchain (without parser) took 2948.98ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 60.2MB in the beginning and 55.9MB in the end (delta: 4.3MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,457 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 79.7MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:00,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.44ms. Allocated memory is still 79.7MB. Free memory was 60.1MB in the beginning and 49.4MB in the end (delta: 10.7MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.44ms. Allocated memory is still 79.7MB. Free memory was 49.4MB in the beginning and 38.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,461 INFO L158 Benchmark]: Boogie Preprocessor took 116.61ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 38.6MB in the beginning and 72.0MB in the end (delta: -33.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,462 INFO L158 Benchmark]: RCFGBuilder took 1800.65ms. Allocated memory is still 100.7MB. Free memory was 72.0MB in the beginning and 55.9MB in the end (delta: 16.1MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 79.7MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.44ms. Allocated memory is still 79.7MB. Free memory was 60.1MB in the beginning and 49.4MB in the end (delta: 10.7MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.44ms. Allocated memory is still 79.7MB. Free memory was 49.4MB in the beginning and 38.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.61ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 38.6MB in the beginning and 72.0MB in the end (delta: -33.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1800.65ms. Allocated memory is still 100.7MB. Free memory was 72.0MB in the beginning and 55.9MB in the end (delta: 16.1MB). Peak memory consumption was 39.6MB. 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 15:59:00,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30d8350-04f2-4029-9f85-c8386bf5d37a/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