./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label22.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_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/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_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/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_e2e10862-cc91-4a62-8043-03e74f3b01a2/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 8328e3b00fffe34fe4036e6200cb72104f847b0ee3df41fd01aea5e06a24af7e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:29,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:29,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:29,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:29,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:29,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:29,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:29,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:29,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:29,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:29,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:29,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:29,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:29,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:29,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:29,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:29,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:29,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:29,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:29,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:29,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:29,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:29,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:29,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:29,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:29,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:29,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:29,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:29,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:29,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:29,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:29,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:29,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:29,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:29,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:29,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:29,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:29,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:29,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:29,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:29,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:29,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:29,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:29,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:29,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:29,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:29,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:29,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:29,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:29,444 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:29,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:29,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:29,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:29,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:29,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:29,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:29,453 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:29,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:29,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:29,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:29,454 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:29,454 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:29,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:29,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:29,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:29,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:29,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:29,455 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:29,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:29,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:29,456 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_e2e10862-cc91-4a62-8043-03e74f3b01a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8328e3b00fffe34fe4036e6200cb72104f847b0ee3df41fd01aea5e06a24af7e [2021-11-23 15:05:29,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:29,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:29,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:29,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:29,795 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:29,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2021-11-23 15:05:29,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/8f0194297/3f96be78b53c4a1a8f71d0d333ee7da9/FLAGb05e6001b [2021-11-23 15:05:30,800 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:30,800 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2021-11-23 15:05:30,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/8f0194297/3f96be78b53c4a1a8f71d0d333ee7da9/FLAGb05e6001b [2021-11-23 15:05:31,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/8f0194297/3f96be78b53c4a1a8f71d0d333ee7da9 [2021-11-23 15:05:31,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:31,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:31,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:31,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:31,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:31,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:31,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e982215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31, skipping insertion in model container [2021-11-23 15:05:31,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:31,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:31,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:31,634 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_e2e10862-cc91-4a62-8043-03e74f3b01a2/sv-benchmarks/c/eca-rers2012/Problem18_label22.c[4444,4457] [2021-11-23 15:05:32,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:32,443 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:32,479 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_e2e10862-cc91-4a62-8043-03e74f3b01a2/sv-benchmarks/c/eca-rers2012/Problem18_label22.c[4444,4457] [2021-11-23 15:05:33,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:33,164 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:33,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33 WrapperNode [2021-11-23 15:05:33,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:33,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:33,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:33,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:33,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,487 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:05:33,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:33,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:33,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:33,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:33,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:33,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:33,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:33,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:33,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:33,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:33,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:33,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:33,984 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:33,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:37,748 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:37,809 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 15:05:37,821 INFO L158 Benchmark]: Toolchain (without parser) took 6565.05ms. Allocated memory was 102.8MB in the beginning and 360.7MB in the end (delta: 257.9MB). Free memory was 75.6MB in the beginning and 200.6MB in the end (delta: -125.0MB). Peak memory consumption was 147.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,822 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 102.8MB. Free memory was 80.9MB in the beginning and 80.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:37,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1911.28ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 75.2MB in the beginning and 81.1MB in the end (delta: -6.0MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 321.68ms. Allocated memory is still 148.9MB. Free memory was 81.1MB in the beginning and 72.7MB in the end (delta: 8.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,827 INFO L158 Benchmark]: Boogie Preprocessor took 326.77ms. Allocated memory is still 148.9MB. Free memory was 72.7MB in the beginning and 69.9MB in the end (delta: 2.8MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,828 INFO L158 Benchmark]: RCFGBuilder took 4000.78ms. Allocated memory was 148.9MB in the beginning and 360.7MB in the end (delta: 211.8MB). Free memory was 69.9MB in the beginning and 200.6MB in the end (delta: -130.7MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 102.8MB. Free memory was 80.9MB in the beginning and 80.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1911.28ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 75.2MB in the beginning and 81.1MB in the end (delta: -6.0MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 321.68ms. Allocated memory is still 148.9MB. Free memory was 81.1MB in the beginning and 72.7MB in the end (delta: 8.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 326.77ms. Allocated memory is still 148.9MB. Free memory was 72.7MB in the beginning and 69.9MB in the end (delta: 2.8MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4000.78ms. Allocated memory was 148.9MB in the beginning and 360.7MB in the end (delta: 211.8MB). Free memory was 69.9MB in the beginning and 200.6MB in the end (delta: -130.7MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:37,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/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_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/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_e2e10862-cc91-4a62-8043-03e74f3b01a2/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 8328e3b00fffe34fe4036e6200cb72104f847b0ee3df41fd01aea5e06a24af7e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:40,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:40,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:40,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:40,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:40,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:40,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:40,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:40,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:40,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:40,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:40,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:40,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:40,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:40,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:40,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:40,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:40,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:40,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:40,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:40,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:40,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:40,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:40,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:40,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:40,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:40,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:40,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:40,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:40,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:40,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:40,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:40,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:40,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:40,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:40,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:40,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:40,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:40,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:40,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:40,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:40,587 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:40,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:40,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:40,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:40,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:40,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:40,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:40,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:40,645 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:40,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:40,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:40,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:40,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:40,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:40,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:40,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:40,648 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:40,648 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:40,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:40,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:40,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:40,649 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:40,649 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:40,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:40,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:40,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:40,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:40,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:40,651 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:40,651 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:40,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:40,651 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:40,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:40,652 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_e2e10862-cc91-4a62-8043-03e74f3b01a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8328e3b00fffe34fe4036e6200cb72104f847b0ee3df41fd01aea5e06a24af7e [2021-11-23 15:05:41,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:41,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:41,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:41,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:41,091 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:41,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2021-11-23 15:05:41,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/754c63ac0/d4c5bdfdb44c42f08141d6be1fd42504/FLAGd4e0e1560 [2021-11-23 15:05:42,005 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:42,006 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2021-11-23 15:05:42,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/754c63ac0/d4c5bdfdb44c42f08141d6be1fd42504/FLAGd4e0e1560 [2021-11-23 15:05:42,558 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/data/754c63ac0/d4c5bdfdb44c42f08141d6be1fd42504 [2021-11-23 15:05:42,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:42,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:42,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:42,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:42,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:42,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:42" (1/1) ... [2021-11-23 15:05:42,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63683aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:42, skipping insertion in model container [2021-11-23 15:05:42,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:42" (1/1) ... [2021-11-23 15:05:42,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:42,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:43,056 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_e2e10862-cc91-4a62-8043-03e74f3b01a2/sv-benchmarks/c/eca-rers2012/Problem18_label22.c[4444,4457] [2021-11-23 15:05:44,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:44,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:44,076 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_e2e10862-cc91-4a62-8043-03e74f3b01a2/sv-benchmarks/c/eca-rers2012/Problem18_label22.c[4444,4457] [2021-11-23 15:05:44,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:44,618 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:44,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44 WrapperNode [2021-11-23 15:05:44,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:44,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:44,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:44,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:44,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:44,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:44,887 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:05:44,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:44,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:44,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:44,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:44,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:44,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:44,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:44,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:45,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:45,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:45,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:45,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:45,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:45,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:45,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:45,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:44" (1/1) ... [2021-11-23 15:05:45,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:45,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:45,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:45,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:45,328 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:45,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:01,768 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:01,828 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 15:06:01,839 INFO L158 Benchmark]: Toolchain (without parser) took 19270.51ms. Allocated memory was 52.4MB in the beginning and 367.0MB in the end (delta: 314.6MB). Free memory was 29.5MB in the beginning and 274.5MB in the end (delta: -245.0MB). Peak memory consumption was 148.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,840 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:01,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2052.80ms. Allocated memory was 52.4MB in the beginning and 113.2MB in the end (delta: 60.8MB). Free memory was 29.4MB in the beginning and 70.4MB in the end (delta: -41.1MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 266.32ms. Allocated memory is still 113.2MB. Free memory was 70.4MB in the beginning and 60.7MB in the end (delta: 9.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,844 INFO L158 Benchmark]: Boogie Preprocessor took 238.75ms. Allocated memory is still 113.2MB. Free memory was 60.7MB in the beginning and 48.2MB in the end (delta: 12.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,846 INFO L158 Benchmark]: RCFGBuilder took 16706.26ms. Allocated memory was 113.2MB in the beginning and 367.0MB in the end (delta: 253.8MB). Free memory was 48.2MB in the beginning and 274.5MB in the end (delta: -226.3MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2052.80ms. Allocated memory was 52.4MB in the beginning and 113.2MB in the end (delta: 60.8MB). Free memory was 29.4MB in the beginning and 70.4MB in the end (delta: -41.1MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 266.32ms. Allocated memory is still 113.2MB. Free memory was 70.4MB in the beginning and 60.7MB in the end (delta: 9.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 238.75ms. Allocated memory is still 113.2MB. Free memory was 60.7MB in the beginning and 48.2MB in the end (delta: 12.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 16706.26ms. Allocated memory was 113.2MB in the beginning and 367.0MB in the end (delta: 253.8MB). Free memory was 48.2MB in the beginning and 274.5MB in the end (delta: -226.3MB). Peak memory consumption was 106.3MB. 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 15:06:01,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e10862-cc91-4a62-8043-03e74f3b01a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable