./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label48.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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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 c03a342c0e8f0bfba399e237ba210df18813842785480d8c5bf35ca28242fc9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:48,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:48,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:48,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:48,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:48,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:48,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:48,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:48,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:48,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:48,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:48,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:48,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:48,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:48,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:48,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:48,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:48,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:48,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:48,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:48,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:48,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:48,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:48,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:48,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:48,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:48,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:48,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:48,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:48,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:48,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:48,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:48,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:48,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:48,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:48,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:48,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:48,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:48,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:48,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:48,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:48,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:48,241 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:48,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:48,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:48,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:48,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:48,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:48,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:48,244 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:48,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:48,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:48,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:48,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:48,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:48,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:48,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:48,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:48,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:48,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:48,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:48,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:48,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:48,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:48,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:48,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:48,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:48,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:48,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:48,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:48,250 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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c03a342c0e8f0bfba399e237ba210df18813842785480d8c5bf35ca28242fc9f [2021-11-23 15:03:48,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:48,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:48,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:48,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:48,646 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:48,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2021-11-23 15:03:48,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/f23423dd6/db85190b35eb4ab7a5a9dbf0a6e2e85d/FLAG813831c05 [2021-11-23 15:03:49,628 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:49,629 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2021-11-23 15:03:49,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/f23423dd6/db85190b35eb4ab7a5a9dbf0a6e2e85d/FLAG813831c05 [2021-11-23 15:03:50,127 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/f23423dd6/db85190b35eb4ab7a5a9dbf0a6e2e85d [2021-11-23 15:03:50,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:50,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:50,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:50,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:50,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:50,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:50,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc8346f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50, skipping insertion in model container [2021-11-23 15:03:50,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:50,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:50,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:50,601 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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/sv-benchmarks/c/eca-rers2012/Problem13_label48.c[1234,1247] [2021-11-23 15:03:51,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:51,934 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:51,950 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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/sv-benchmarks/c/eca-rers2012/Problem13_label48.c[1234,1247] [2021-11-23 15:03:52,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:52,983 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:52,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52 WrapperNode [2021-11-23 15:03:52,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:52,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:52,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:52,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:52,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,767 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:03:53,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:53,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:53,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:53,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:53,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:54,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:54,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:54,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:54,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:54,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:54,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:54,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:54,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:54,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:54,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:54,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:54,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:54,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:54,614 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:54,616 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:00,703 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:00,753 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 15:04:00,759 INFO L158 Benchmark]: Toolchain (without parser) took 10626.84ms. Allocated memory was 96.5MB in the beginning and 822.1MB in the end (delta: 725.6MB). Free memory was 57.2MB in the beginning and 329.6MB in the end (delta: -272.4MB). Peak memory consumption was 451.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,759 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:00,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2852.54ms. Allocated memory was 96.5MB in the beginning and 197.1MB in the end (delta: 100.7MB). Free memory was 57.2MB in the beginning and 120.7MB in the end (delta: -63.5MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 783.05ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 120.7MB in the beginning and 262.9MB in the end (delta: -142.3MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,762 INFO L158 Benchmark]: Boogie Preprocessor took 594.18ms. Allocated memory is still 394.3MB. Free memory was 262.9MB in the beginning and 217.4MB in the end (delta: 45.6MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,763 INFO L158 Benchmark]: RCFGBuilder took 6391.65ms. Allocated memory was 394.3MB in the beginning and 822.1MB in the end (delta: 427.8MB). Free memory was 217.4MB in the beginning and 329.6MB in the end (delta: -112.2MB). Peak memory consumption was 317.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,767 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 96.5MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2852.54ms. Allocated memory was 96.5MB in the beginning and 197.1MB in the end (delta: 100.7MB). Free memory was 57.2MB in the beginning and 120.7MB in the end (delta: -63.5MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 783.05ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 120.7MB in the beginning and 262.9MB in the end (delta: -142.3MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 594.18ms. Allocated memory is still 394.3MB. Free memory was 262.9MB in the beginning and 217.4MB in the end (delta: 45.6MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6391.65ms. Allocated memory was 394.3MB in the beginning and 822.1MB in the end (delta: 427.8MB). Free memory was 217.4MB in the beginning and 329.6MB in the end (delta: -112.2MB). Peak memory consumption was 317.7MB. 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 15:04:00,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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 c03a342c0e8f0bfba399e237ba210df18813842785480d8c5bf35ca28242fc9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:03,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:03,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:03,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:03,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:03,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:03,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:03,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:03,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:03,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:03,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:03,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:03,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:03,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:03,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:03,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:03,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:03,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:03,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:03,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:03,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:03,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:03,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:03,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:03,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:03,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:03,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:03,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:03,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:03,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:03,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:03,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:03,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:03,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:03,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:03,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:03,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:03,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:03,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:03,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:03,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:03,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:03,416 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:03,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:03,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:03,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:03,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:03,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:03,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:03,423 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:03,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:03,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:03,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:03,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:03,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:03,425 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:03,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:03,426 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:03,426 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:03,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:03,426 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:03,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:03,427 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:03,427 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:03,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:03,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:03,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:03,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:03,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:03,429 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:03,429 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:03,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:03,429 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:03,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:03,430 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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c03a342c0e8f0bfba399e237ba210df18813842785480d8c5bf35ca28242fc9f [2021-11-23 15:04:03,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:03,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:03,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:03,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:03,825 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:03,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2021-11-23 15:04:03,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/363909e02/279ef8f86e1e4911b0190a3e70dd3342/FLAG02c1a3e41 [2021-11-23 15:04:04,804 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:04,806 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2021-11-23 15:04:04,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/363909e02/279ef8f86e1e4911b0190a3e70dd3342/FLAG02c1a3e41 [2021-11-23 15:04:05,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/data/363909e02/279ef8f86e1e4911b0190a3e70dd3342 [2021-11-23 15:04:05,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:05,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:05,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:05,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:05,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:05,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:05" (1/1) ... [2021-11-23 15:04:05,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267a9554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:05, skipping insertion in model container [2021-11-23 15:04:05,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:05" (1/1) ... [2021-11-23 15:04:05,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:05,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:05,712 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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/sv-benchmarks/c/eca-rers2012/Problem13_label48.c[1234,1247] [2021-11-23 15:04:07,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:07,158 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:07,175 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_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/sv-benchmarks/c/eca-rers2012/Problem13_label48.c[1234,1247] [2021-11-23 15:04:07,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:08,021 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:08,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08 WrapperNode [2021-11-23 15:04:08,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:08,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:08,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:08,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:08,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,393 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:04:08,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:08,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:08,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:08,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:08,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:08,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:08,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:08,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:08,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:08,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:08,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:08,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:08,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:09,091 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:09,093 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:02,061 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:02,122 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 15:05:02,127 INFO L158 Benchmark]: Toolchain (without parser) took 56865.20ms. Allocated memory was 65.0MB in the beginning and 375.4MB in the end (delta: 310.4MB). Free memory was 40.4MB in the beginning and 253.3MB in the end (delta: -212.9MB). Peak memory consumption was 251.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:02,128 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:02,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2759.46ms. Allocated memory was 65.0MB in the beginning and 125.8MB in the end (delta: 60.8MB). Free memory was 40.2MB in the beginning and 55.1MB in the end (delta: -14.9MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:02,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 371.49ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 55.1MB in the beginning and 99.5MB in the end (delta: -44.4MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:02,131 INFO L158 Benchmark]: Boogie Preprocessor took 495.50ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 92.0MB in the end (delta: 7.5MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:02,131 INFO L158 Benchmark]: RCFGBuilder took 53233.99ms. Allocated memory was 184.5MB in the beginning and 375.4MB in the end (delta: 190.8MB). Free memory was 92.0MB in the beginning and 253.3MB in the end (delta: -161.4MB). Peak memory consumption was 183.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:02,135 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 was 45.9MB in the beginning and 45.8MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2759.46ms. Allocated memory was 65.0MB in the beginning and 125.8MB in the end (delta: 60.8MB). Free memory was 40.2MB in the beginning and 55.1MB in the end (delta: -14.9MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 371.49ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 55.1MB in the beginning and 99.5MB in the end (delta: -44.4MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 495.50ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 92.0MB in the end (delta: 7.5MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * RCFGBuilder took 53233.99ms. Allocated memory was 184.5MB in the beginning and 375.4MB in the end (delta: 190.8MB). Free memory was 92.0MB in the beginning and 253.3MB in the end (delta: -161.4MB). Peak memory consumption was 183.5MB. 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 15:05:02,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cf51d7-4dec-4831-b68e-9e96b08f7e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable