./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label24.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_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/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_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/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_7818ca32-377b-4a5a-b362-2408ce8aaed2/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 d634fd23d01fe839a314506e249e9b7bf80b3248bfcf586822d8118f6d6301e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:40,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:40,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:40,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:40,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:40,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:40,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:40,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:40,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:40,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:40,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:40,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:40,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:40,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:40,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:40,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:40,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:40,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:40,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:40,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:40,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:40,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:40,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:40,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:40,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:40,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:40,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:40,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:40,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:40,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:40,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:40,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:40,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:40,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:40,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:40,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:40,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:40,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:40,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:40,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:40,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:40,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:40,306 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:40,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:40,311 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:40,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:40,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:40,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:40,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:40,314 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:40,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:40,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:40,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:40,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:40,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:40,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:40,325 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:40,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:40,325 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:40,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:40,326 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:40,326 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:40,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:40,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:40,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:40,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:40,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:40,328 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:40,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:40,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:40,329 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_7818ca32-377b-4a5a-b362-2408ce8aaed2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d634fd23d01fe839a314506e249e9b7bf80b3248bfcf586822d8118f6d6301e2 [2021-11-23 15:40:40,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:40,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:40,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:40,707 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:40,709 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:40,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2021-11-23 15:40:40,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/aa19bad4c/bb9f2c3c3862466cb7eab22689869dc3/FLAG33d733b36 [2021-11-23 15:40:42,024 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:42,027 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2021-11-23 15:40:42,088 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/aa19bad4c/bb9f2c3c3862466cb7eab22689869dc3/FLAG33d733b36 [2021-11-23 15:40:42,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/aa19bad4c/bb9f2c3c3862466cb7eab22689869dc3 [2021-11-23 15:40:42,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:42,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:42,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:42,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:42,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:42,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:42" (1/1) ... [2021-11-23 15:40:42,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b686eb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:42, skipping insertion in model container [2021-11-23 15:40:42,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:42" (1/1) ... [2021-11-23 15:40:42,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:42,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:45,167 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_7818ca32-377b-4a5a-b362-2408ce8aaed2/sv-benchmarks/c/eca-rers2012/Problem05_label24.c[377404,377417] [2021-11-23 15:40:45,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:45,232 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:46,702 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_7818ca32-377b-4a5a-b362-2408ce8aaed2/sv-benchmarks/c/eca-rers2012/Problem05_label24.c[377404,377417] [2021-11-23 15:40:46,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:46,841 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:46,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46 WrapperNode [2021-11-23 15:40:46,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:46,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:46,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:46,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:46,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:47,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:47,635 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:40:47,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:47,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:47,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:47,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:47,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:47,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:47,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:47,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:48,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:48,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:48,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:48,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:48,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:48,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:48,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:48,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:46" (1/1) ... [2021-11-23 15:40:48,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:48,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:48,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:48,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:48,799 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:48,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:58,151 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:58,278 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 15:40:58,283 INFO L158 Benchmark]: Toolchain (without parser) took 16077.72ms. Allocated memory was 117.4MB in the beginning and 803.2MB in the end (delta: 685.8MB). Free memory was 84.1MB in the beginning and 499.0MB in the end (delta: -415.0MB). Peak memory consumption was 315.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:58,284 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:58,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4636.66ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 84.1MB in the beginning and 130.6MB in the end (delta: -46.5MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:58,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 791.26ms. Allocated memory is still 220.2MB. Free memory was 130.6MB in the beginning and 82.1MB in the end (delta: 48.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:58,288 INFO L158 Benchmark]: Boogie Preprocessor took 901.87ms. Allocated memory was 220.2MB in the beginning and 461.4MB in the end (delta: 241.2MB). Free memory was 82.1MB in the beginning and 300.5MB in the end (delta: -218.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:58,289 INFO L158 Benchmark]: RCFGBuilder took 9742.21ms. Allocated memory was 461.4MB in the beginning and 803.2MB in the end (delta: 341.8MB). Free memory was 300.5MB in the beginning and 499.0MB in the end (delta: -198.6MB). Peak memory consumption was 191.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:58,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4636.66ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 84.1MB in the beginning and 130.6MB in the end (delta: -46.5MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 791.26ms. Allocated memory is still 220.2MB. Free memory was 130.6MB in the beginning and 82.1MB in the end (delta: 48.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 901.87ms. Allocated memory was 220.2MB in the beginning and 461.4MB in the end (delta: 241.2MB). Free memory was 82.1MB in the beginning and 300.5MB in the end (delta: -218.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9742.21ms. Allocated memory was 461.4MB in the beginning and 803.2MB in the end (delta: 341.8MB). Free memory was 300.5MB in the beginning and 499.0MB in the end (delta: -198.6MB). Peak memory consumption was 191.4MB. 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 15:40:58,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/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_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/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_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/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_7818ca32-377b-4a5a-b362-2408ce8aaed2/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 d634fd23d01fe839a314506e249e9b7bf80b3248bfcf586822d8118f6d6301e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:01,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:01,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:01,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:01,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:01,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:01,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:01,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:01,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:01,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:01,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:01,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:01,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:01,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:01,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:01,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:01,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:01,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:01,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:01,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:01,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:01,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:01,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:01,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:01,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:01,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:01,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:01,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:01,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:01,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:01,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:01,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:01,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:01,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:01,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:01,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:01,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:01,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:01,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:01,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:01,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:01,471 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:01,523 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:01,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:01,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:01,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:01,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:01,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:01,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:01,528 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:01,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:01,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:01,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:01,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:01,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:01,531 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:01,531 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:01,531 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:01,532 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:01,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:01,532 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:01,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:01,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:01,533 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:01,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:01,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:01,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:01,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:01,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:01,535 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:01,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:01,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:01,535 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:01,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:01,536 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_7818ca32-377b-4a5a-b362-2408ce8aaed2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d634fd23d01fe839a314506e249e9b7bf80b3248bfcf586822d8118f6d6301e2 [2021-11-23 15:41:01,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:02,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:02,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:02,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:02,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:02,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2021-11-23 15:41:02,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/dacbbfd81/f34b4efa36c840f5a7393c46a6a65274/FLAG557a48e72 [2021-11-23 15:41:03,480 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:03,482 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2021-11-23 15:41:03,545 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/dacbbfd81/f34b4efa36c840f5a7393c46a6a65274/FLAG557a48e72 [2021-11-23 15:41:03,625 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/data/dacbbfd81/f34b4efa36c840f5a7393c46a6a65274 [2021-11-23 15:41:03,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:03,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:03,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:03,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:03,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:03,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:03" (1/1) ... [2021-11-23 15:41:03,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51085126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:03, skipping insertion in model container [2021-11-23 15:41:03,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:03" (1/1) ... [2021-11-23 15:41:03,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:03,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:06,765 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_7818ca32-377b-4a5a-b362-2408ce8aaed2/sv-benchmarks/c/eca-rers2012/Problem05_label24.c[377404,377417] [2021-11-23 15:41:06,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:06,820 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:08,402 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_7818ca32-377b-4a5a-b362-2408ce8aaed2/sv-benchmarks/c/eca-rers2012/Problem05_label24.c[377404,377417] [2021-11-23 15:41:08,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:08,600 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:08,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08 WrapperNode [2021-11-23 15:41:08,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:08,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:08,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:08,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:08,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:08,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,370 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:41:09,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:09,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:09,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:09,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:09,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:09,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:10,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:10,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:10,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:10,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:10,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:08" (1/1) ... [2021-11-23 15:41:10,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:10,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:10,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:10,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:10,482 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:10,484 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:23,638 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:23,731 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 15:41:23,743 INFO L158 Benchmark]: Toolchain (without parser) took 20109.40ms. Allocated memory was 67.1MB in the beginning and 1.1GB in the end (delta: 987.8MB). Free memory was 32.2MB in the beginning and 300.8MB in the end (delta: -268.7MB). Peak memory consumption was 720.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,745 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 50.3MB. Free memory was 31.3MB in the beginning and 31.2MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:23,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4970.04ms. Allocated memory was 67.1MB in the beginning and 281.0MB in the end (delta: 213.9MB). Free memory was 32.0MB in the beginning and 183.0MB in the end (delta: -151.0MB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 767.41ms. Allocated memory is still 281.0MB. Free memory was 183.0MB in the beginning and 148.2MB in the end (delta: 34.8MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,750 INFO L158 Benchmark]: Boogie Preprocessor took 659.10ms. Allocated memory is still 281.0MB. Free memory was 148.2MB in the beginning and 124.3MB in the end (delta: 23.8MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,751 INFO L158 Benchmark]: RCFGBuilder took 13707.10ms. Allocated memory was 281.0MB in the beginning and 1.1GB in the end (delta: 773.8MB). Free memory was 124.3MB in the beginning and 300.8MB in the end (delta: -176.5MB). Peak memory consumption was 597.7MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 50.3MB. Free memory was 31.3MB in the beginning and 31.2MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4970.04ms. Allocated memory was 67.1MB in the beginning and 281.0MB in the end (delta: 213.9MB). Free memory was 32.0MB in the beginning and 183.0MB in the end (delta: -151.0MB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 767.41ms. Allocated memory is still 281.0MB. Free memory was 183.0MB in the beginning and 148.2MB in the end (delta: 34.8MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 659.10ms. Allocated memory is still 281.0MB. Free memory was 148.2MB in the beginning and 124.3MB in the end (delta: 23.8MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * RCFGBuilder took 13707.10ms. Allocated memory was 281.0MB in the beginning and 1.1GB in the end (delta: 773.8MB). Free memory was 124.3MB in the beginning and 300.8MB in the end (delta: -176.5MB). Peak memory consumption was 597.7MB. 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 15:41:23,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7818ca32-377b-4a5a-b362-2408ce8aaed2/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