./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label05.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_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/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_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/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_abd93cfe-4b57-4380-81f8-40009dff354b/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 8c719552bffa6ba6db840a4f702be318375a6b230876dbc0ec27371d8d8c7a55 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:49,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:49,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:49,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:49,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:49,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:49,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:49,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:49,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:49,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:49,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:49,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:49,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:49,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:49,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:49,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:49,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:49,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:49,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:49,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:49,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:49,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:49,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:49,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:49,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:49,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:49,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:49,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:49,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:49,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:49,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:49,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:49,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:49,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:49,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:49,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:49,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:49,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:49,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:49,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:49,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:49,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:49,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:49,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:49,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:49,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:49,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:49,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:49,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:49,805 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:49,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:49,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:49,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:49,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:49,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:49,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:49,813 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:49,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:49,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:49,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:49,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:49,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:49,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:49,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:49,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:49,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:49,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:49,815 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:49,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:49,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:49,816 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_abd93cfe-4b57-4380-81f8-40009dff354b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c719552bffa6ba6db840a4f702be318375a6b230876dbc0ec27371d8d8c7a55 [2021-11-23 15:57:50,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:50,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:50,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:50,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:50,138 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:50,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label05.c [2021-11-23 15:57:50,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/4a2053b8d/17fa7b26d73248c6b2e2ecc5eafafa4a/FLAGfa4950e86 [2021-11-23 15:57:51,409 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:51,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/sv-benchmarks/c/eca-rers2012/Problem05_label05.c [2021-11-23 15:57:51,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/4a2053b8d/17fa7b26d73248c6b2e2ecc5eafafa4a/FLAGfa4950e86 [2021-11-23 15:57:51,637 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/4a2053b8d/17fa7b26d73248c6b2e2ecc5eafafa4a [2021-11-23 15:57:51,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:51,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:51,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:51,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:51,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:51,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5f6a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51, skipping insertion in model container [2021-11-23 15:57:51,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:51,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:54,293 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_abd93cfe-4b57-4380-81f8-40009dff354b/sv-benchmarks/c/eca-rers2012/Problem05_label05.c[381607,381620] [2021-11-23 15:57:54,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:54,323 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:55,739 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_abd93cfe-4b57-4380-81f8-40009dff354b/sv-benchmarks/c/eca-rers2012/Problem05_label05.c[381607,381620] [2021-11-23 15:57:55,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:55,812 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:55,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55 WrapperNode [2021-11-23 15:57:55,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:55,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:55,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,410 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:57:56,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:56,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:56,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:56,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:56,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:56,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:57,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:57,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:57,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:57,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:57,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:57,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:57,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:57,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:57,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:57,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:57,232 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:57,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:04,966 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:05,052 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 15:58:05,063 INFO L158 Benchmark]: Toolchain (without parser) took 13420.20ms. Allocated memory was 109.1MB in the beginning and 727.7MB in the end (delta: 618.7MB). Free memory was 74.9MB in the beginning and 346.4MB in the end (delta: -271.5MB). Peak memory consumption was 559.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:05,065 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:05,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4169.12ms. Allocated memory was 109.1MB in the beginning and 211.8MB in the end (delta: 102.8MB). Free memory was 74.6MB in the beginning and 110.6MB in the end (delta: -36.0MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:05,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 595.72ms. Allocated memory was 211.8MB in the beginning and 388.0MB in the end (delta: 176.2MB). Free memory was 110.6MB in the beginning and 254.1MB in the end (delta: -143.5MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:05,069 INFO L158 Benchmark]: Boogie Preprocessor took 605.25ms. Allocated memory is still 388.0MB. Free memory was 254.1MB in the beginning and 210.0MB in the end (delta: 44.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:05,070 INFO L158 Benchmark]: RCFGBuilder took 8042.40ms. Allocated memory was 388.0MB in the beginning and 727.7MB in the end (delta: 339.7MB). Free memory was 210.0MB in the beginning and 346.4MB in the end (delta: -136.4MB). Peak memory consumption was 417.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:05,079 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 109.1MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4169.12ms. Allocated memory was 109.1MB in the beginning and 211.8MB in the end (delta: 102.8MB). Free memory was 74.6MB in the beginning and 110.6MB in the end (delta: -36.0MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 595.72ms. Allocated memory was 211.8MB in the beginning and 388.0MB in the end (delta: 176.2MB). Free memory was 110.6MB in the beginning and 254.1MB in the end (delta: -143.5MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 605.25ms. Allocated memory is still 388.0MB. Free memory was 254.1MB in the beginning and 210.0MB in the end (delta: 44.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8042.40ms. Allocated memory was 388.0MB in the beginning and 727.7MB in the end (delta: 339.7MB). Free memory was 210.0MB in the beginning and 346.4MB in the end (delta: -136.4MB). Peak memory consumption was 417.3MB. 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 15:58:05,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/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_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/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_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/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_abd93cfe-4b57-4380-81f8-40009dff354b/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 8c719552bffa6ba6db840a4f702be318375a6b230876dbc0ec27371d8d8c7a55 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:07,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:07,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:07,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:07,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:07,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:07,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:07,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:07,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:07,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:07,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:07,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:07,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:07,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:07,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:07,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:07,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:07,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:07,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:07,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:07,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:07,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:07,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:07,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:07,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:07,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:07,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:07,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:07,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:07,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:07,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:07,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:07,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:07,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:07,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:07,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:07,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:07,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:07,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:07,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:07,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:07,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:07,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:07,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:07,870 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:07,870 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:07,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:07,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:07,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:07,871 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:07,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:07,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:07,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:07,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:07,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:07,873 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:07,873 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:07,873 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:07,873 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:07,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:07,874 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:07,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:07,874 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:07,874 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:07,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:07,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:07,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:07,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:07,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:07,877 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:07,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:07,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:07,878 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:07,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:07,879 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_abd93cfe-4b57-4380-81f8-40009dff354b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c719552bffa6ba6db840a4f702be318375a6b230876dbc0ec27371d8d8c7a55 [2021-11-23 15:58:08,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:08,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:08,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:08,284 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:08,286 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:08,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label05.c [2021-11-23 15:58:08,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/5fef524d6/1dc89f63fa70484fb0b7fd8a431a1ec3/FLAGd40addb09 [2021-11-23 15:58:09,685 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:09,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/sv-benchmarks/c/eca-rers2012/Problem05_label05.c [2021-11-23 15:58:09,754 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/5fef524d6/1dc89f63fa70484fb0b7fd8a431a1ec3/FLAGd40addb09 [2021-11-23 15:58:09,868 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/data/5fef524d6/1dc89f63fa70484fb0b7fd8a431a1ec3 [2021-11-23 15:58:09,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:09,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:09,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:09,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:09,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:09,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:09,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f4c5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09, skipping insertion in model container [2021-11-23 15:58:09,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:09,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:10,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:12,625 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_abd93cfe-4b57-4380-81f8-40009dff354b/sv-benchmarks/c/eca-rers2012/Problem05_label05.c[381607,381620] [2021-11-23 15:58:12,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:12,656 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:13,984 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_abd93cfe-4b57-4380-81f8-40009dff354b/sv-benchmarks/c/eca-rers2012/Problem05_label05.c[381607,381620] [2021-11-23 15:58:13,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:14,064 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:14,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14 WrapperNode [2021-11-23 15:58:14,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:14,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:14,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:14,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:14,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:14,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:14,606 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:58:14,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:14,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:14,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:14,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:14,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:14,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:14,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:14,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:15,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:15,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:15,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:15,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:15,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:15,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:15,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:15,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:14" (1/1) ... [2021-11-23 15:58:15,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:15,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:15,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:15,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:15,676 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:15,678 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:26,897 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:26,998 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 15:58:27,006 INFO L158 Benchmark]: Toolchain (without parser) took 17131.09ms. Allocated memory was 71.3MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 37.2MB in the beginning and 752.2MB in the end (delta: -715.0MB). Peak memory consumption was 398.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,007 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:27,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4191.66ms. Allocated memory was 71.3MB in the beginning and 167.8MB in the end (delta: 96.5MB). Free memory was 37.0MB in the beginning and 51.1MB in the end (delta: -14.1MB). Peak memory consumption was 89.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 539.32ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 51.1MB in the beginning and 120.9MB in the end (delta: -69.8MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,012 INFO L158 Benchmark]: Boogie Preprocessor took 732.07ms. Allocated memory is still 274.7MB. Free memory was 120.9MB in the beginning and 129.5MB in the end (delta: -8.6MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,013 INFO L158 Benchmark]: RCFGBuilder took 11662.23ms. Allocated memory was 274.7MB in the beginning and 1.1GB in the end (delta: 853.5MB). Free memory was 129.5MB in the beginning and 752.2MB in the end (delta: -622.7MB). Peak memory consumption was 287.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,021 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 71.3MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4191.66ms. Allocated memory was 71.3MB in the beginning and 167.8MB in the end (delta: 96.5MB). Free memory was 37.0MB in the beginning and 51.1MB in the end (delta: -14.1MB). Peak memory consumption was 89.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 539.32ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 51.1MB in the beginning and 120.9MB in the end (delta: -69.8MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 732.07ms. Allocated memory is still 274.7MB. Free memory was 120.9MB in the beginning and 129.5MB in the end (delta: -8.6MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11662.23ms. Allocated memory was 274.7MB in the beginning and 1.1GB in the end (delta: 853.5MB). Free memory was 129.5MB in the beginning and 752.2MB in the end (delta: -622.7MB). Peak memory consumption was 287.3MB. 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 15:58:27,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd93cfe-4b57-4380-81f8-40009dff354b/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