./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label10.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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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 7b94cc59f3559078d73d382dbd9f49289242d7277d05ff4eb3f30ff4ba74119c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:17,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:17,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:17,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:17,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:17,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:17,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:17,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:17,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:17,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:17,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:17,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:17,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:17,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:17,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:17,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:17,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:17,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:17,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:17,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:17,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:17,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:17,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:17,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:17,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:17,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:17,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:17,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:17,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:17,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:17,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:17,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:17,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:17,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:17,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:17,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:17,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:17,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:17,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:17,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:17,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:17,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:17,210 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:17,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:17,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:17,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:17,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:17,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:17,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:17,215 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:17,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:17,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:17,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:17,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:17,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:17,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:17,218 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:17,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:17,218 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:17,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:17,219 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:17,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:17,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:17,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:17,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:17,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:17,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:17,228 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:17,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:17,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:17,228 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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b94cc59f3559078d73d382dbd9f49289242d7277d05ff4eb3f30ff4ba74119c [2021-11-23 15:33:17,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:17,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:17,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:17,569 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:17,570 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:17,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label10.c [2021-11-23 15:33:17,651 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/b1962c234/fd14ca2cf11641b3a77641c552390bab/FLAG89c306df9 [2021-11-23 15:33:21,605 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:21,606 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/sv-benchmarks/c/eca-rers2012/Problem08_label10.c [2021-11-23 15:33:21,869 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/b1962c234/fd14ca2cf11641b3a77641c552390bab/FLAG89c306df9 [2021-11-23 15:33:21,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/b1962c234/fd14ca2cf11641b3a77641c552390bab [2021-11-23 15:33:21,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:22,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:22,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:22,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:22,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:22,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:21" (1/1) ... [2021-11-23 15:33:22,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e75ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:22, skipping insertion in model container [2021-11-23 15:33:22,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:21" (1/1) ... [2021-11-23 15:33:22,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:23,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:50,645 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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/sv-benchmarks/c/eca-rers2012/Problem08_label10.c[5709164,5709177] [2021-11-23 15:33:50,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:50,801 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:05,235 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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/sv-benchmarks/c/eca-rers2012/Problem08_label10.c[5709164,5709177] [2021-11-23 15:34:05,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:11,197 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:11,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11 WrapperNode [2021-11-23 15:34:11,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:11,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:11,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:11,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:11,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:12,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:18,080 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:34:18,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:18,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:18,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:18,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:18,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:18,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:18,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:18,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:21,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:22,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:23,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:24,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:24,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:24,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:24,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:24,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:11" (1/1) ... [2021-11-23 15:34:24,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:24,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:24,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:24,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:24,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:24,491 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:24,493 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:30,916 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:31,127 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 15:35:31,132 INFO L158 Benchmark]: Toolchain (without parser) took 129129.07ms. Allocated memory was 515.9MB in the beginning and 12.4GB in the end (delta: 11.9GB). Free memory was 240.1MB in the beginning and 8.5GB in the end (delta: -8.2GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:35:31,132 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:31,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49190.14ms. Allocated memory was 515.9MB in the beginning and 6.2GB in the end (delta: 5.7GB). Free memory was 240.1MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2021-11-23 15:35:31,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 6881.27ms. Allocated memory was 6.2GB in the beginning and 9.5GB in the end (delta: 3.2GB). Free memory was 4.3GB in the beginning and 6.9GB in the end (delta: -2.6GB). Peak memory consumption was 876.6MB. Max. memory is 16.1GB. [2021-11-23 15:35:31,135 INFO L158 Benchmark]: Boogie Preprocessor took 6153.94ms. Allocated memory is still 9.5GB. Free memory was 6.9GB in the beginning and 6.4GB in the end (delta: 429.9MB). Peak memory consumption was 748.7MB. Max. memory is 16.1GB. [2021-11-23 15:35:31,136 INFO L158 Benchmark]: RCFGBuilder took 66894.05ms. Allocated memory was 9.5GB in the beginning and 12.4GB in the end (delta: 2.9GB). Free memory was 6.4GB in the beginning and 8.5GB in the end (delta: -2.0GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:35:31,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49190.14ms. Allocated memory was 515.9MB in the beginning and 6.2GB in the end (delta: 5.7GB). Free memory was 240.1MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6881.27ms. Allocated memory was 6.2GB in the beginning and 9.5GB in the end (delta: 3.2GB). Free memory was 4.3GB in the beginning and 6.9GB in the end (delta: -2.6GB). Peak memory consumption was 876.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6153.94ms. Allocated memory is still 9.5GB. Free memory was 6.9GB in the beginning and 6.4GB in the end (delta: 429.9MB). Peak memory consumption was 748.7MB. Max. memory is 16.1GB. * RCFGBuilder took 66894.05ms. Allocated memory was 9.5GB in the beginning and 12.4GB in the end (delta: 2.9GB). Free memory was 6.4GB in the beginning and 8.5GB in the end (delta: -2.0GB). Peak memory consumption was 1.0GB. 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 15:35:31,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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 7b94cc59f3559078d73d382dbd9f49289242d7277d05ff4eb3f30ff4ba74119c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:35:33,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:35:33,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:35:33,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:35:33,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:35:33,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:35:33,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:35:33,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:35:33,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:35:33,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:35:33,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:35:33,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:35:33,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:35:33,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:35:33,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:35:33,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:35:33,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:35:33,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:35:33,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:35:33,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:35:33,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:35:33,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:35:33,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:35:33,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:35:33,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:35:33,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:35:33,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:35:33,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:35:33,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:35:33,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:35:33,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:35:33,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:35:33,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:35:33,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:35:33,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:35:33,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:35:33,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:35:33,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:35:33,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:35:33,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:35:33,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:35:33,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:35:33,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:35:33,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:35:33,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:35:33,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:35:33,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:35:33,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:35:33,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:35:33,945 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:35:33,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:35:33,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:35:33,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:35:33,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:35:33,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:35:33,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:35:33,947 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:35:33,947 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:35:33,948 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:35:33,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:35:33,948 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:35:33,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:35:33,948 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:35:33,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:35:33,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:35:33,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:33,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:35:33,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:35:33,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:35:33,950 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:35:33,950 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:35:33,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:35:33,951 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:35:33,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:35:33,952 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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b94cc59f3559078d73d382dbd9f49289242d7277d05ff4eb3f30ff4ba74119c [2021-11-23 15:35:34,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:35:34,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:35:34,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:35:34,366 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:35:34,366 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:35:34,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label10.c [2021-11-23 15:35:34,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/28a3672da/f001fa5607ac4cf6a0418d86210a268f/FLAG72e7acf60 [2021-11-23 15:35:38,320 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:35:38,321 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/sv-benchmarks/c/eca-rers2012/Problem08_label10.c [2021-11-23 15:35:38,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/28a3672da/f001fa5607ac4cf6a0418d86210a268f/FLAG72e7acf60 [2021-11-23 15:35:38,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/data/28a3672da/f001fa5607ac4cf6a0418d86210a268f [2021-11-23 15:35:38,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:35:38,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:35:38,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:38,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:35:38,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:35:38,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:38" (1/1) ... [2021-11-23 15:35:38,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a6914c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:38, skipping insertion in model container [2021-11-23 15:35:38,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:38" (1/1) ... [2021-11-23 15:35:38,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:35:40,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:06,650 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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/sv-benchmarks/c/eca-rers2012/Problem08_label10.c[5709164,5709177] [2021-11-23 15:36:06,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:06,810 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:20,628 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_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/sv-benchmarks/c/eca-rers2012/Problem08_label10.c[5709164,5709177] [2021-11-23 15:36:20,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:25,453 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:25,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25 WrapperNode [2021-11-23 15:36:25,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:25,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:25,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:25,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:25,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:26,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:31,610 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:36:31,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:31,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:31,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:31,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:31,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:31,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:32,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:32,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:34,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:35,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:35,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:36,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:36,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:36,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:36,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:36,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:25" (1/1) ... [2021-11-23 15:36:36,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:36,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:36,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:36,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:37,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:36:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:36:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:37,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:37,189 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:37,190 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:10,474 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:10,922 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 15:38:10,929 INFO L158 Benchmark]: Toolchain (without parser) took 152104.23ms. Allocated memory was 933.2MB in the beginning and 11.4GB in the end (delta: 10.4GB). Free memory was 692.4MB in the beginning and 7.9GB in the end (delta: -7.2GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:38:10,929 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:10,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46630.42ms. Allocated memory was 933.2MB in the beginning and 7.2GB in the end (delta: 6.3GB). Free memory was 692.4MB in the beginning and 5.3GB in the end (delta: -4.7GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:38:10,932 INFO L158 Benchmark]: Boogie Procedure Inliner took 6156.13ms. Allocated memory is still 7.2GB. Free memory was 5.3GB in the beginning and 4.7GB in the end (delta: 660.6MB). Peak memory consumption was 883.9MB. Max. memory is 16.1GB. [2021-11-23 15:38:10,933 INFO L158 Benchmark]: Boogie Preprocessor took 5331.64ms. Allocated memory was 7.2GB in the beginning and 9.9GB in the end (delta: 2.7GB). Free memory was 4.7GB in the beginning and 6.9GB in the end (delta: -2.2GB). Peak memory consumption was 837.8MB. Max. memory is 16.1GB. [2021-11-23 15:38:10,934 INFO L158 Benchmark]: RCFGBuilder took 93981.02ms. Allocated memory was 9.9GB in the beginning and 11.4GB in the end (delta: 1.5GB). Free memory was 6.9GB in the beginning and 7.9GB in the end (delta: -1.0GB). Peak memory consumption was 965.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:10,943 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46630.42ms. Allocated memory was 933.2MB in the beginning and 7.2GB in the end (delta: 6.3GB). Free memory was 692.4MB in the beginning and 5.3GB in the end (delta: -4.7GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6156.13ms. Allocated memory is still 7.2GB. Free memory was 5.3GB in the beginning and 4.7GB in the end (delta: 660.6MB). Peak memory consumption was 883.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5331.64ms. Allocated memory was 7.2GB in the beginning and 9.9GB in the end (delta: 2.7GB). Free memory was 4.7GB in the beginning and 6.9GB in the end (delta: -2.2GB). Peak memory consumption was 837.8MB. Max. memory is 16.1GB. * RCFGBuilder took 93981.02ms. Allocated memory was 9.9GB in the beginning and 11.4GB in the end (delta: 1.5GB). Free memory was 6.9GB in the beginning and 7.9GB in the end (delta: -1.0GB). Peak memory consumption was 965.7MB. 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 15:38:11,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d81e89c-0c52-4dbf-ace4-359ec650d0e6/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