./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label40.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_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/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_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/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_e9f3a42f-e708-4c8f-9932-77822def66ae/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 e138a285e39cee370658c394a82aa6106f1f1589e50dc2e37a5e2dc34c4d4ddf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:56,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:56,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:57,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:57,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:57,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:57,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:57,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:57,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:57,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:57,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:57,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:57,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:57,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:57,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:57,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:57,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:57,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:57,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:57,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:57,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:57,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:57,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:57,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:57,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:57,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:57,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:57,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:57,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:57,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:57,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:57,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:57,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:57,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:57,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:57,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:57,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:57,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:57,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:57,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:57,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:57,114 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:57,153 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:57,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:57,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:57,154 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:57,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:57,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:57,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:57,156 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:57,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:57,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:57,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:57,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:57,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:57,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:57,158 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:57,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:57,159 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:57,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:57,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:57,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:57,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:57,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:57,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:57,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:57,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:57,161 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:57,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:57,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:57,162 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_e9f3a42f-e708-4c8f-9932-77822def66ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e138a285e39cee370658c394a82aa6106f1f1589e50dc2e37a5e2dc34c4d4ddf [2021-11-23 15:45:57,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:57,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:57,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:57,410 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:57,415 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:57,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label40.c [2021-11-23 15:45:57,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/9eaf6fe5e/88538cffb4da4612b80c14687b37b73e/FLAG1766a0581 [2021-11-23 15:45:58,440 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:58,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/sv-benchmarks/c/eca-rers2012/Problem19_label40.c [2021-11-23 15:45:58,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/9eaf6fe5e/88538cffb4da4612b80c14687b37b73e/FLAG1766a0581 [2021-11-23 15:45:58,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/9eaf6fe5e/88538cffb4da4612b80c14687b37b73e [2021-11-23 15:45:58,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:58,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:58,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:58,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:58,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:58,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:58" (1/1) ... [2021-11-23 15:45:58,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a08e8e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:58, skipping insertion in model container [2021-11-23 15:45:58,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:58" (1/1) ... [2021-11-23 15:45:58,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:59,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:59,520 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_e9f3a42f-e708-4c8f-9932-77822def66ae/sv-benchmarks/c/eca-rers2012/Problem19_label40.c[6144,6157] [2021-11-23 15:46:01,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:01,198 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:01,250 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_e9f3a42f-e708-4c8f-9932-77822def66ae/sv-benchmarks/c/eca-rers2012/Problem19_label40.c[6144,6157] [2021-11-23 15:46:02,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:02,462 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:02,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02 WrapperNode [2021-11-23 15:46:02,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:02,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:02,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:02,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:02,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:02,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:03,760 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:46:03,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:03,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:03,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:03,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:03,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:03,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:03,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:03,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:04,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:04,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:04,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:04,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:04,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:04,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:04,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:04,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:02" (1/1) ... [2021-11-23 15:46:04,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:04,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:04,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:05,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:05,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:05,252 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:05,254 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:14,164 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:14,232 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 15:46:14,237 INFO L158 Benchmark]: Toolchain (without parser) took 15381.79ms. Allocated memory was 104.9MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 69.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 550.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:14,238 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:14,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3605.59ms. Allocated memory was 104.9MB in the beginning and 216.0MB in the end (delta: 111.1MB). Free memory was 68.7MB in the beginning and 123.0MB in the end (delta: -54.3MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:14,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 1297.59ms. Allocated memory was 216.0MB in the beginning and 404.8MB in the end (delta: 188.7MB). Free memory was 123.0MB in the beginning and 230.0MB in the end (delta: -107.0MB). Peak memory consumption was 129.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:14,241 INFO L158 Benchmark]: Boogie Preprocessor took 1077.34ms. Allocated memory is still 404.8MB. Free memory was 230.0MB in the beginning and 164.3MB in the end (delta: 65.6MB). Peak memory consumption was 92.9MB. Max. memory is 16.1GB. [2021-11-23 15:46:14,241 INFO L158 Benchmark]: RCFGBuilder took 9394.39ms. Allocated memory was 404.8MB in the beginning and 1.8GB in the end (delta: 1.4GB). Free memory was 164.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 347.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:14,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3605.59ms. Allocated memory was 104.9MB in the beginning and 216.0MB in the end (delta: 111.1MB). Free memory was 68.7MB in the beginning and 123.0MB in the end (delta: -54.3MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1297.59ms. Allocated memory was 216.0MB in the beginning and 404.8MB in the end (delta: 188.7MB). Free memory was 123.0MB in the beginning and 230.0MB in the end (delta: -107.0MB). Peak memory consumption was 129.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1077.34ms. Allocated memory is still 404.8MB. Free memory was 230.0MB in the beginning and 164.3MB in the end (delta: 65.6MB). Peak memory consumption was 92.9MB. Max. memory is 16.1GB. * RCFGBuilder took 9394.39ms. Allocated memory was 404.8MB in the beginning and 1.8GB in the end (delta: 1.4GB). Free memory was 164.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 347.5MB. 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 15:46:14,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/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_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/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_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/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_e9f3a42f-e708-4c8f-9932-77822def66ae/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 e138a285e39cee370658c394a82aa6106f1f1589e50dc2e37a5e2dc34c4d4ddf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:16,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:16,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:16,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:16,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:16,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:16,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:16,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:16,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:16,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:16,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:16,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:16,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:16,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:16,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:16,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:16,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:16,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:16,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:16,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:16,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:16,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:16,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:16,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:16,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:16,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:16,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:16,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:16,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:16,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:16,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:16,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:16,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:16,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:16,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:16,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:16,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:16,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:16,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:16,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:16,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:16,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:16,962 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:16,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:16,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:16,964 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:16,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:16,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:16,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:16,967 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:16,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:16,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:16,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:16,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:16,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:16,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:16,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:16,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:16,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:16,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:16,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:16,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:16,970 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:16,971 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:16,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:16,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:16,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:16,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:16,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:16,972 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:16,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:16,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:16,973 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:16,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:16,973 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_e9f3a42f-e708-4c8f-9932-77822def66ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e138a285e39cee370658c394a82aa6106f1f1589e50dc2e37a5e2dc34c4d4ddf [2021-11-23 15:46:17,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:17,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:17,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:17,553 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:17,554 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:17,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label40.c [2021-11-23 15:46:17,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/f8ed6b4bf/3c02c0642ff4432793c5db7055424e10/FLAGee848bae2 [2021-11-23 15:46:18,762 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:18,764 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/sv-benchmarks/c/eca-rers2012/Problem19_label40.c [2021-11-23 15:46:18,822 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/f8ed6b4bf/3c02c0642ff4432793c5db7055424e10/FLAGee848bae2 [2021-11-23 15:46:19,042 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/data/f8ed6b4bf/3c02c0642ff4432793c5db7055424e10 [2021-11-23 15:46:19,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:19,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:19,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:19,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:19,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:19,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:19" (1/1) ... [2021-11-23 15:46:19,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc323da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:19, skipping insertion in model container [2021-11-23 15:46:19,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:19" (1/1) ... [2021-11-23 15:46:19,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:19,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:19,730 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_e9f3a42f-e708-4c8f-9932-77822def66ae/sv-benchmarks/c/eca-rers2012/Problem19_label40.c[6144,6157] [2021-11-23 15:46:21,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:21,646 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:21,678 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_e9f3a42f-e708-4c8f-9932-77822def66ae/sv-benchmarks/c/eca-rers2012/Problem19_label40.c[6144,6157] [2021-11-23 15:46:22,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:22,894 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:22,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22 WrapperNode [2021-11-23 15:46:22,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:22,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:22,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:22,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:22,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:23,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:23,398 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:46:23,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:23,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:23,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:23,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:23,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:23,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:23,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:23,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:23,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:24,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:24,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:24,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:24,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:24,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:24,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:24,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:22" (1/1) ... [2021-11-23 15:46:24,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:24,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:24,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:24,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:24,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:24,380 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:24,382 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:28,381 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:28,452 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:47:28,457 INFO L158 Benchmark]: Toolchain (without parser) took 69406.80ms. Allocated memory was 73.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 43.5MB in the beginning and 925.6MB in the end (delta: -882.1MB). Peak memory consumption was 443.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:28,458 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:28,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3844.93ms. Allocated memory was 73.4MB in the beginning and 190.8MB in the end (delta: 117.4MB). Free memory was 43.3MB in the beginning and 98.0MB in the end (delta: -54.7MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:28,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 501.40ms. Allocated memory is still 190.8MB. Free memory was 98.0MB in the beginning and 62.6MB in the end (delta: 35.4MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-11-23 15:47:28,460 INFO L158 Benchmark]: Boogie Preprocessor took 803.39ms. Allocated memory was 190.8MB in the beginning and 375.4MB in the end (delta: 184.5MB). Free memory was 62.6MB in the beginning and 246.1MB in the end (delta: -183.6MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:28,461 INFO L158 Benchmark]: RCFGBuilder took 64250.93ms. Allocated memory was 375.4MB in the beginning and 1.2GB in the end (delta: 822.1MB). Free memory was 246.1MB in the beginning and 925.6MB in the end (delta: -679.5MB). Peak memory consumption was 342.3MB. Max. memory is 16.1GB. [2021-11-23 15:47:28,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3844.93ms. Allocated memory was 73.4MB in the beginning and 190.8MB in the end (delta: 117.4MB). Free memory was 43.3MB in the beginning and 98.0MB in the end (delta: -54.7MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 501.40ms. Allocated memory is still 190.8MB. Free memory was 98.0MB in the beginning and 62.6MB in the end (delta: 35.4MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 803.39ms. Allocated memory was 190.8MB in the beginning and 375.4MB in the end (delta: 184.5MB). Free memory was 62.6MB in the beginning and 246.1MB in the end (delta: -183.6MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * RCFGBuilder took 64250.93ms. Allocated memory was 375.4MB in the beginning and 1.2GB in the end (delta: 822.1MB). Free memory was 246.1MB in the beginning and 925.6MB in the end (delta: -679.5MB). Peak memory consumption was 342.3MB. 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 15:47:28,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f3a42f-e708-4c8f-9932-77822def66ae/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