./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label57.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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label57.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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 4454faa7c49dcef4f6ebea8af00e25a06e9440f9f394a9ca3f41c02d8a53e93b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:25,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:25,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:25,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:26,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:26,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:26,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:26,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:26,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:26,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:26,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:26,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:26,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:26,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:26,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:26,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:26,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:26,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:26,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:26,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:26,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:26,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:26,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:26,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:26,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:26,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:26,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:26,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:26,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:26,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:26,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:26,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:26,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:26,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:26,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:26,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:26,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:26,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:26,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:26,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:26,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:26,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:26,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:26,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:26,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:26,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:26,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:26,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:26,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:26,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:26,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:26,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:26,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:26,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:26,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:26,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:26,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:26,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:26,158 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:26,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:26,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:26,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:26,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:26,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:26,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:26,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:26,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:26,161 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:26,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:26,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:26,162 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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4454faa7c49dcef4f6ebea8af00e25a06e9440f9f394a9ca3f41c02d8a53e93b [2021-11-23 15:52:26,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:26,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:26,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:26,524 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:26,526 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:26,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label57.c [2021-11-23 15:52:26,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/e50b38856/3b13a8b173c94e8ea38fe67e474f87c7/FLAG8933bfc11 [2021-11-23 15:52:27,978 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:27,979 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/sv-benchmarks/c/eca-rers2012/Problem05_label57.c [2021-11-23 15:52:28,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/e50b38856/3b13a8b173c94e8ea38fe67e474f87c7/FLAG8933bfc11 [2021-11-23 15:52:28,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/e50b38856/3b13a8b173c94e8ea38fe67e474f87c7 [2021-11-23 15:52:28,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:28,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:28,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:28,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:28,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:28,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3f072d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28, skipping insertion in model container [2021-11-23 15:52:28,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:28,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:31,281 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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/sv-benchmarks/c/eca-rers2012/Problem05_label57.c[374414,374427] [2021-11-23 15:52:31,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:31,340 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:33,127 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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/sv-benchmarks/c/eca-rers2012/Problem05_label57.c[374414,374427] [2021-11-23 15:52:33,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:33,216 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:33,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33 WrapperNode [2021-11-23 15:52:33,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:33,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:33,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:33,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:33,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:33,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:33,810 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:52:33,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:33,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:33,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:33,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:33,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:33,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:33,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:33,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:34,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:34,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:34,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:34,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:34,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:34,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:34,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:34,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:34,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:34,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:34,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:34,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:34,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:34,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:34,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:34,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:34,870 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:34,872 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:42,643 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:42,764 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 15:52:42,770 INFO L158 Benchmark]: Toolchain (without parser) took 14682.89ms. Allocated memory was 113.2MB in the beginning and 767.6MB in the end (delta: 654.3MB). Free memory was 51.7MB in the beginning and 380.1MB in the end (delta: -328.4MB). Peak memory consumption was 325.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:42,771 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:42,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5129.67ms. Allocated memory was 113.2MB in the beginning and 243.3MB in the end (delta: 130.0MB). Free memory was 51.7MB in the beginning and 101.1MB in the end (delta: -49.4MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:42,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 592.20ms. Allocated memory is still 243.3MB. Free memory was 101.1MB in the beginning and 113.8MB in the end (delta: -12.7MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:42,776 INFO L158 Benchmark]: Boogie Preprocessor took 837.41ms. Allocated memory was 243.3MB in the beginning and 438.3MB in the end (delta: 195.0MB). Free memory was 113.8MB in the beginning and 284.5MB in the end (delta: -170.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:42,778 INFO L158 Benchmark]: RCFGBuilder took 8117.26ms. Allocated memory was 438.3MB in the beginning and 767.6MB in the end (delta: 329.3MB). Free memory was 284.5MB in the beginning and 380.1MB in the end (delta: -95.6MB). Peak memory consumption was 234.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:42,788 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5129.67ms. Allocated memory was 113.2MB in the beginning and 243.3MB in the end (delta: 130.0MB). Free memory was 51.7MB in the beginning and 101.1MB in the end (delta: -49.4MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 592.20ms. Allocated memory is still 243.3MB. Free memory was 101.1MB in the beginning and 113.8MB in the end (delta: -12.7MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 837.41ms. Allocated memory was 243.3MB in the beginning and 438.3MB in the end (delta: 195.0MB). Free memory was 113.8MB in the beginning and 284.5MB in the end (delta: -170.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8117.26ms. Allocated memory was 438.3MB in the beginning and 767.6MB in the end (delta: 329.3MB). Free memory was 284.5MB in the beginning and 380.1MB in the end (delta: -95.6MB). Peak memory consumption was 234.7MB. 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 15:52:42,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label57.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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 4454faa7c49dcef4f6ebea8af00e25a06e9440f9f394a9ca3f41c02d8a53e93b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:45,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:45,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:45,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:45,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:45,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:45,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:45,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:45,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:45,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:45,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:45,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:45,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:45,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:45,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:45,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:45,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:45,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:45,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:45,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:45,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:45,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:45,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:45,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:45,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:45,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:45,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:45,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:45,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:45,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:45,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:45,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:45,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:45,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:45,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:45,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:45,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:45,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:45,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:45,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:45,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:45,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:45,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:45,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:45,400 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:45,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:45,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:45,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:45,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:45,403 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:45,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:45,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:45,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:45,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:45,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:45,405 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:45,406 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:45,406 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:45,406 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:45,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:45,406 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:45,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:45,407 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:45,407 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:45,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:45,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:45,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:45,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:45,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:45,409 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:45,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:45,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:45,409 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:45,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:45,410 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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4454faa7c49dcef4f6ebea8af00e25a06e9440f9f394a9ca3f41c02d8a53e93b [2021-11-23 15:52:45,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:45,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:45,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:45,879 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:45,880 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:45,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label57.c [2021-11-23 15:52:45,947 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/ac5b5b0fa/5065cda9c0ba44ef822126ffd5795d8e/FLAG34d32550f [2021-11-23 15:52:47,069 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:47,069 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/sv-benchmarks/c/eca-rers2012/Problem05_label57.c [2021-11-23 15:52:47,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/ac5b5b0fa/5065cda9c0ba44ef822126ffd5795d8e/FLAG34d32550f [2021-11-23 15:52:47,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/data/ac5b5b0fa/5065cda9c0ba44ef822126ffd5795d8e [2021-11-23 15:52:47,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:47,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:47,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:47,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:47,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:47,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748235f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47, skipping insertion in model container [2021-11-23 15:52:47,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:47,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:50,106 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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/sv-benchmarks/c/eca-rers2012/Problem05_label57.c[374414,374427] [2021-11-23 15:52:50,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:50,151 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:51,470 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_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/sv-benchmarks/c/eca-rers2012/Problem05_label57.c[374414,374427] [2021-11-23 15:52:51,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:51,556 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:51,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51 WrapperNode [2021-11-23 15:52:51,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:51,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:51,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:51,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:51,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:51,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,069 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:52:52,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:52,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:52,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:52,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:52,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:52,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:52,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:52,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:52,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:51" (1/1) ... [2021-11-23 15:52:52,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:52,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:52,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:52,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:52,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:52,789 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:52,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:03,975 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:04,047 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 15:53:04,052 INFO L158 Benchmark]: Toolchain (without parser) took 16755.28ms. Allocated memory was 75.5MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 45.3MB in the beginning and 758.0MB in the end (delta: -712.7MB). Peak memory consumption was 430.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:04,053 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:04,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4258.37ms. Allocated memory was 75.5MB in the beginning and 180.4MB in the end (delta: 104.9MB). Free memory was 45.0MB in the beginning and 60.1MB in the end (delta: -15.1MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:04,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 510.93ms. Allocated memory was 180.4MB in the beginning and 302.0MB in the end (delta: 121.6MB). Free memory was 60.1MB in the beginning and 171.4MB in the end (delta: -111.3MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:04,056 INFO L158 Benchmark]: Boogie Preprocessor took 496.71ms. Allocated memory is still 302.0MB. Free memory was 171.4MB in the beginning and 144.0MB in the end (delta: 27.4MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:04,057 INFO L158 Benchmark]: RCFGBuilder took 11481.32ms. Allocated memory was 302.0MB in the beginning and 1.2GB in the end (delta: 906.0MB). Free memory was 144.0MB in the beginning and 758.0MB in the end (delta: -614.0MB). Peak memory consumption was 302.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:04,060 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4258.37ms. Allocated memory was 75.5MB in the beginning and 180.4MB in the end (delta: 104.9MB). Free memory was 45.0MB in the beginning and 60.1MB in the end (delta: -15.1MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 510.93ms. Allocated memory was 180.4MB in the beginning and 302.0MB in the end (delta: 121.6MB). Free memory was 60.1MB in the beginning and 171.4MB in the end (delta: -111.3MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 496.71ms. Allocated memory is still 302.0MB. Free memory was 171.4MB in the beginning and 144.0MB in the end (delta: 27.4MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * RCFGBuilder took 11481.32ms. Allocated memory was 302.0MB in the beginning and 1.2GB in the end (delta: 906.0MB). Free memory was 144.0MB in the beginning and 758.0MB in the end (delta: -614.0MB). Peak memory consumption was 302.1MB. 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 15:53:04,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3c61e6-f33b-4e87-bcc5-b8e39b60cafe/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