./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label34.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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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 17803901f2bb132fce3064319bf4f9afa7f3fd90a7f5cfbce31266b1de694c6a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:11,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:11,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:11,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:11,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:11,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:11,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:11,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:11,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:11,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:11,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:11,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:11,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:11,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:11,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:11,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:11,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:11,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:11,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:11,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:11,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:11,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:11,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:11,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:11,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:11,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:11,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:11,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:11,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:11,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:11,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:11,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:11,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:11,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:11,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:11,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:11,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:11,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:11,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:11,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:11,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:11,130 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:11,166 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:11,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:11,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:11,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:11,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:11,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:11,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:11,169 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:11,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:11,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:11,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:11,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:11,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:11,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:11,176 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:11,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:11,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:11,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:11,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:11,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:11,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:11,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:11,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:11,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:11,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:11,179 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:11,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:11,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:11,180 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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17803901f2bb132fce3064319bf4f9afa7f3fd90a7f5cfbce31266b1de694c6a [2021-11-23 15:05:11,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:11,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:11,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:11,530 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:11,531 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:11,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2021-11-23 15:05:11,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/735911481/6f77080e03d6426f9e392dacaa9c8b01/FLAGf2b77df80 [2021-11-23 15:05:12,575 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:12,575 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2021-11-23 15:05:12,622 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/735911481/6f77080e03d6426f9e392dacaa9c8b01/FLAGf2b77df80 [2021-11-23 15:05:13,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/735911481/6f77080e03d6426f9e392dacaa9c8b01 [2021-11-23 15:05:13,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:13,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:13,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:13,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:13,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:13,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:13,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe3c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13, skipping insertion in model container [2021-11-23 15:05:13,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:13,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:13,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:13,515 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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/sv-benchmarks/c/eca-rers2012/Problem12_label34.c[2340,2353] [2021-11-23 15:05:14,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:14,590 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:14,621 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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/sv-benchmarks/c/eca-rers2012/Problem12_label34.c[2340,2353] [2021-11-23 15:05:15,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:15,283 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:15,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15 WrapperNode [2021-11-23 15:05:15,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:15,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:15,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:15,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:15,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:15,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:15,776 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:05:15,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:15,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:15,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:15,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:15,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:15,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:15,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:15,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:15,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:16,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:16,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:16,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:16,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:16,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:16,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:16,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:15" (1/1) ... [2021-11-23 15:05:16,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:16,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:16,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:16,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:16,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:16,244 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:16,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:20,759 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:20,821 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:20,827 INFO L158 Benchmark]: Toolchain (without parser) took 7794.35ms. Allocated memory was 132.1MB in the beginning and 497.0MB in the end (delta: 364.9MB). Free memory was 103.9MB in the beginning and 310.7MB in the end (delta: -206.8MB). Peak memory consumption was 243.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,827 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 132.1MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:20,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2252.55ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 103.5MB in the beginning and 105.3MB in the end (delta: -1.8MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 492.11ms. Allocated memory was 174.1MB in the beginning and 283.1MB in the end (delta: 109.1MB). Free memory was 105.3MB in the beginning and 187.0MB in the end (delta: -81.7MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,832 INFO L158 Benchmark]: Boogie Preprocessor took 316.91ms. Allocated memory is still 283.1MB. Free memory was 187.0MB in the beginning and 149.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,833 INFO L158 Benchmark]: RCFGBuilder took 4728.30ms. Allocated memory was 283.1MB in the beginning and 497.0MB in the end (delta: 213.9MB). Free memory was 149.2MB in the beginning and 310.7MB in the end (delta: -161.5MB). Peak memory consumption was 139.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 132.1MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2252.55ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 103.5MB in the beginning and 105.3MB in the end (delta: -1.8MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 492.11ms. Allocated memory was 174.1MB in the beginning and 283.1MB in the end (delta: 109.1MB). Free memory was 105.3MB in the beginning and 187.0MB in the end (delta: -81.7MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 316.91ms. Allocated memory is still 283.1MB. Free memory was 187.0MB in the beginning and 149.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4728.30ms. Allocated memory was 283.1MB in the beginning and 497.0MB in the end (delta: 213.9MB). Free memory was 149.2MB in the beginning and 310.7MB in the end (delta: -161.5MB). Peak memory consumption was 139.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:20,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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 17803901f2bb132fce3064319bf4f9afa7f3fd90a7f5cfbce31266b1de694c6a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:23,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:23,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:23,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:23,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:23,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:23,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:23,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:23,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:23,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:23,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:23,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:23,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:23,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:23,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:23,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:23,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:23,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:23,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:23,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:23,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:23,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:23,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:23,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:23,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:23,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:23,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:23,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:23,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:23,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:23,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:23,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:23,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:23,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:23,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:23,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:23,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:23,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:23,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:23,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:23,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:23,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:23,530 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:23,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:23,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:23,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:23,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:23,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:23,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:23,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:23,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:23,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:23,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:23,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:23,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:23,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:23,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:23,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:23,537 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:23,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:23,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:23,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:23,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:23,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:23,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:23,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:23,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:23,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:23,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:23,539 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:23,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:23,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:23,540 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:23,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:23,541 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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17803901f2bb132fce3064319bf4f9afa7f3fd90a7f5cfbce31266b1de694c6a [2021-11-23 15:05:23,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:23,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:23,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:23,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:23,978 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:23,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2021-11-23 15:05:24,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/8eba931f3/f82d5b2211b2436f8e0e25155516f510/FLAG76b1f84f4 [2021-11-23 15:05:24,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:24,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2021-11-23 15:05:24,951 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/8eba931f3/f82d5b2211b2436f8e0e25155516f510/FLAG76b1f84f4 [2021-11-23 15:05:25,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/data/8eba931f3/f82d5b2211b2436f8e0e25155516f510 [2021-11-23 15:05:25,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:25,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:25,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:25,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:25,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:25,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3edf12ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25, skipping insertion in model container [2021-11-23 15:05:25,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:25,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:25,813 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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/sv-benchmarks/c/eca-rers2012/Problem12_label34.c[2340,2353] [2021-11-23 15:05:26,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:26,946 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:26,979 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_521b5a81-8d1f-4df2-832d-aa444b29b7b5/sv-benchmarks/c/eca-rers2012/Problem12_label34.c[2340,2353] [2021-11-23 15:05:27,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:27,714 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:27,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27 WrapperNode [2021-11-23 15:05:27,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:27,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:27,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:27,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:27,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:27,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:27,991 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:05:27,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:27,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:27,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:27,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:28,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:28,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:28,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:28,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:28,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:28,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:28,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:28,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:28,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:28,567 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:28,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:58,411 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:58,476 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:58,482 INFO L158 Benchmark]: Toolchain (without parser) took 33023.77ms. Allocated memory was 56.6MB in the beginning and 427.8MB in the end (delta: 371.2MB). Free memory was 32.9MB in the beginning and 239.4MB in the end (delta: -206.5MB). Peak memory consumption was 188.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,483 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:58,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2255.86ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 32.8MB in the beginning and 55.7MB in the end (delta: -22.9MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 275.33ms. Allocated memory is still 107.0MB. Free memory was 55.7MB in the beginning and 38.0MB in the end (delta: 17.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,487 INFO L158 Benchmark]: Boogie Preprocessor took 313.45ms. Allocated memory was 107.0MB in the beginning and 213.9MB in the end (delta: 107.0MB). Free memory was 38.0MB in the beginning and 132.9MB in the end (delta: -94.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,488 INFO L158 Benchmark]: RCFGBuilder took 30173.13ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 132.9MB in the beginning and 239.4MB in the end (delta: -106.5MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2255.86ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 32.8MB in the beginning and 55.7MB in the end (delta: -22.9MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 275.33ms. Allocated memory is still 107.0MB. Free memory was 55.7MB in the beginning and 38.0MB in the end (delta: 17.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 313.45ms. Allocated memory was 107.0MB in the beginning and 213.9MB in the end (delta: 107.0MB). Free memory was 38.0MB in the beginning and 132.9MB in the end (delta: -94.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 30173.13ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 132.9MB in the beginning and 239.4MB in the end (delta: -106.5MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:58,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_521b5a81-8d1f-4df2-832d-aa444b29b7b5/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