./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label15.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_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/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_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/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_6d79c664-606a-4c83-b677-e7e10d199c25/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 41a5add7c8e667684406561743ebee3fe485f32f0deda43b71a1c0dd2ce6fa27 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:42,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:42,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:42,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:42,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:42,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:42,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:42,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:42,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:42,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:42,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:42,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:42,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:42,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:42,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:42,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:42,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:42,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:42,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:42,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:42,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:42,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:42,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:42,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:42,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:42,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:42,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:42,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:42,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:42,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:42,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:42,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:42,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:42,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:42,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:42,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:42,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:42,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:42,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:42,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:42,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:42,155 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:42,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:42,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:42,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:42,186 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:42,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:42,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:42,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:42,188 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:42,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:42,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:42,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:42,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:42,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:42,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:42,195 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:42,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:42,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:42,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:42,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:42,196 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:42,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:42,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:42,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:42,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:42,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:42,198 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:42,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:42,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:42,198 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_6d79c664-606a-4c83-b677-e7e10d199c25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41a5add7c8e667684406561743ebee3fe485f32f0deda43b71a1c0dd2ce6fa27 [2021-11-23 15:47:42,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:42,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:42,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:42,528 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:42,530 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:42,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label15.c [2021-11-23 15:47:42,596 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/8d32cdc78/ef64cc68845b4cd098360d744b5dec1f/FLAG0a6a1b29c [2021-11-23 15:47:43,560 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:43,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/sv-benchmarks/c/eca-rers2012/Problem05_label15.c [2021-11-23 15:47:43,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/8d32cdc78/ef64cc68845b4cd098360d744b5dec1f/FLAG0a6a1b29c [2021-11-23 15:47:43,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/8d32cdc78/ef64cc68845b4cd098360d744b5dec1f [2021-11-23 15:47:43,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:43,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:43,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:43,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:43,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:43,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:43" (1/1) ... [2021-11-23 15:47:43,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c00337b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:43, skipping insertion in model container [2021-11-23 15:47:43,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:43" (1/1) ... [2021-11-23 15:47:43,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:44,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:46,406 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_6d79c664-606a-4c83-b677-e7e10d199c25/sv-benchmarks/c/eca-rers2012/Problem05_label15.c[376590,376603] [2021-11-23 15:47:46,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:46,472 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:47,679 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_6d79c664-606a-4c83-b677-e7e10d199c25/sv-benchmarks/c/eca-rers2012/Problem05_label15.c[376590,376603] [2021-11-23 15:47:47,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:47,792 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:47,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47 WrapperNode [2021-11-23 15:47:47,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:47,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:47,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:47,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:47,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:47,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,360 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:47:48,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:48,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:48,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:48,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:48,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:48,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:48,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:48,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:48,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:47" (1/1) ... [2021-11-23 15:47:48,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:48,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:48,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:49,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:49,301 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:49,303 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:56,500 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:56,582 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 15:47:56,589 INFO L158 Benchmark]: Toolchain (without parser) took 12657.67ms. Allocated memory was 104.9MB in the beginning and 895.5MB in the end (delta: 790.6MB). Free memory was 55.0MB in the beginning and 524.8MB in the end (delta: -469.9MB). Peak memory consumption was 338.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:56,590 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 36.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:56,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3863.85ms. Allocated memory was 104.9MB in the beginning and 243.3MB in the end (delta: 138.4MB). Free memory was 54.6MB in the beginning and 150.7MB in the end (delta: -96.1MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:56,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 565.98ms. Allocated memory is still 243.3MB. Free memory was 150.7MB in the beginning and 107.4MB in the end (delta: 43.3MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:56,595 INFO L158 Benchmark]: Boogie Preprocessor took 530.92ms. Allocated memory is still 243.3MB. Free memory was 107.4MB in the beginning and 85.6MB in the end (delta: 21.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:56,596 INFO L158 Benchmark]: RCFGBuilder took 7691.24ms. Allocated memory was 243.3MB in the beginning and 895.5MB in the end (delta: 652.2MB). Free memory was 85.6MB in the beginning and 524.8MB in the end (delta: -439.2MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. [2021-11-23 15:47:56,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 36.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3863.85ms. Allocated memory was 104.9MB in the beginning and 243.3MB in the end (delta: 138.4MB). Free memory was 54.6MB in the beginning and 150.7MB in the end (delta: -96.1MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 565.98ms. Allocated memory is still 243.3MB. Free memory was 150.7MB in the beginning and 107.4MB in the end (delta: 43.3MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 530.92ms. Allocated memory is still 243.3MB. Free memory was 107.4MB in the beginning and 85.6MB in the end (delta: 21.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 7691.24ms. Allocated memory was 243.3MB in the beginning and 895.5MB in the end (delta: 652.2MB). Free memory was 85.6MB in the beginning and 524.8MB in the end (delta: -439.2MB). Peak memory consumption was 230.7MB. 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 15:47:56,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/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_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/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_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/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_6d79c664-606a-4c83-b677-e7e10d199c25/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 41a5add7c8e667684406561743ebee3fe485f32f0deda43b71a1c0dd2ce6fa27 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:58,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:58,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:58,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:58,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:58,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:58,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:58,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:58,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:58,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:58,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:58,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:58,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:58,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:59,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:59,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:59,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:59,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:59,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:59,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:59,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:59,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:59,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:59,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:59,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:59,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:59,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:59,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:59,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:59,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:59,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:59,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:59,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:59,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:59,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:59,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:59,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:59,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:59,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:59,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:59,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:59,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:59,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:59,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:59,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:59,095 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:59,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:59,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:59,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:59,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:59,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:59,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:59,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:59,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:59,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:59,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:59,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:59,100 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:59,100 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:59,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:59,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:59,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:59,101 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:59,101 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:59,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:59,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:59,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:59,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:59,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:59,103 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:59,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:59,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:59,125 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:59,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:59,125 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_6d79c664-606a-4c83-b677-e7e10d199c25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41a5add7c8e667684406561743ebee3fe485f32f0deda43b71a1c0dd2ce6fa27 [2021-11-23 15:47:59,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:59,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:59,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:59,522 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:59,523 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:59,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label15.c [2021-11-23 15:47:59,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/b5f405e4f/30f9d4546a554b5f8a962e1ece80ed88/FLAG35e4dd944 [2021-11-23 15:48:00,708 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:00,711 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/sv-benchmarks/c/eca-rers2012/Problem05_label15.c [2021-11-23 15:48:00,761 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/b5f405e4f/30f9d4546a554b5f8a962e1ece80ed88/FLAG35e4dd944 [2021-11-23 15:48:00,995 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/data/b5f405e4f/30f9d4546a554b5f8a962e1ece80ed88 [2021-11-23 15:48:01,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:01,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:01,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:01,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:01,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:01,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:00" (1/1) ... [2021-11-23 15:48:01,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edd37bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:01, skipping insertion in model container [2021-11-23 15:48:01,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:00" (1/1) ... [2021-11-23 15:48:01,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:01,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:03,518 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_6d79c664-606a-4c83-b677-e7e10d199c25/sv-benchmarks/c/eca-rers2012/Problem05_label15.c[376590,376603] [2021-11-23 15:48:03,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:03,564 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:04,872 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_6d79c664-606a-4c83-b677-e7e10d199c25/sv-benchmarks/c/eca-rers2012/Problem05_label15.c[376590,376603] [2021-11-23 15:48:04,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:04,971 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:04,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04 WrapperNode [2021-11-23 15:48:04,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:04,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:04,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:04,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:04,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:05,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:05,617 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:48:05,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:05,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:05,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:05,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:05,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:05,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:05,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:05,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:06,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:06,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:06,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:06,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:06,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:06,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:06,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:06,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:04" (1/1) ... [2021-11-23 15:48:06,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:06,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:06,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:06,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:06,416 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:06,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:17,461 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:17,519 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 15:48:17,524 INFO L158 Benchmark]: Toolchain (without parser) took 16520.08ms. Allocated memory was 86.0MB in the beginning and 935.3MB in the end (delta: 849.3MB). Free memory was 40.9MB in the beginning and 757.2MB in the end (delta: -716.3MB). Peak memory consumption was 441.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,525 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory was 67.9MB in the beginning and 67.8MB in the end (delta: 71.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:17,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3968.35ms. Allocated memory was 86.0MB in the beginning and 176.2MB in the end (delta: 90.2MB). Free memory was 40.7MB in the beginning and 88.2MB in the end (delta: -47.5MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 642.99ms. Allocated memory was 176.2MB in the beginning and 289.4MB in the end (delta: 113.2MB). Free memory was 88.2MB in the beginning and 164.0MB in the end (delta: -75.8MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,528 INFO L158 Benchmark]: Boogie Preprocessor took 643.01ms. Allocated memory is still 289.4MB. Free memory was 164.0MB in the beginning and 144.1MB in the end (delta: 19.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,529 INFO L158 Benchmark]: RCFGBuilder took 11259.81ms. Allocated memory was 289.4MB in the beginning and 935.3MB in the end (delta: 645.9MB). Free memory was 144.1MB in the beginning and 757.2MB in the end (delta: -613.0MB). Peak memory consumption was 340.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory was 67.9MB in the beginning and 67.8MB in the end (delta: 71.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3968.35ms. Allocated memory was 86.0MB in the beginning and 176.2MB in the end (delta: 90.2MB). Free memory was 40.7MB in the beginning and 88.2MB in the end (delta: -47.5MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 642.99ms. Allocated memory was 176.2MB in the beginning and 289.4MB in the end (delta: 113.2MB). Free memory was 88.2MB in the beginning and 164.0MB in the end (delta: -75.8MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 643.01ms. Allocated memory is still 289.4MB. Free memory was 164.0MB in the beginning and 144.1MB in the end (delta: 19.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11259.81ms. Allocated memory was 289.4MB in the beginning and 935.3MB in the end (delta: 645.9MB). Free memory was 144.1MB in the beginning and 757.2MB in the end (delta: -613.0MB). Peak memory consumption was 340.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:17,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79c664-606a-4c83-b677-e7e10d199c25/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