./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label02.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_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/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_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/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_80c66efd-6b5a-4610-a313-4eab837a3e9a/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 fede3a1c55393acd487bbed2de4254313cf50e8da830e08a05b90151eebe83c7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:56,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:56,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:56,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:56,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:56,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:56,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:56,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:56,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:56,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:56,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:56,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:56,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:56,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:56,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:56,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:56,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:56,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:56,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:56,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:56,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:56,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:56,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:56,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:56,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:56,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:56,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:56,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:56,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:56,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:56,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:56,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:56,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:56,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:56,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:56,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:56,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:56,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:56,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:56,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:56,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:56,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:56,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:56,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:56,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:56,649 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:56,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:56,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:56,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:56,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:56,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:56,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:56,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:56,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:56,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:56,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:56,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:56,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:56,660 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:56,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:56,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:56,661 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:56,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:56,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:56,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:56,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:56,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:56,662 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:56,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:56,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:56,682 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_80c66efd-6b5a-4610-a313-4eab837a3e9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fede3a1c55393acd487bbed2de4254313cf50e8da830e08a05b90151eebe83c7 [2021-11-23 15:03:56,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:57,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:57,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:57,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:57,016 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:57,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label02.c [2021-11-23 15:03:57,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/4238a61e4/9308a15f53ea4a398fcf28f213fd9d6b/FLAG91f3a0752 [2021-11-23 15:03:58,070 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:58,073 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/sv-benchmarks/c/eca-rers2012/Problem19_label02.c [2021-11-23 15:03:58,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/4238a61e4/9308a15f53ea4a398fcf28f213fd9d6b/FLAG91f3a0752 [2021-11-23 15:03:58,598 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/4238a61e4/9308a15f53ea4a398fcf28f213fd9d6b [2021-11-23 15:03:58,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:58,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:58,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:58,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:58,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:58,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9597a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58, skipping insertion in model container [2021-11-23 15:03:58,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:58,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:59,266 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_80c66efd-6b5a-4610-a313-4eab837a3e9a/sv-benchmarks/c/eca-rers2012/Problem19_label02.c[8512,8525] [2021-11-23 15:04:00,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:00,915 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:00,964 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_80c66efd-6b5a-4610-a313-4eab837a3e9a/sv-benchmarks/c/eca-rers2012/Problem19_label02.c[8512,8525] [2021-11-23 15:04:02,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,250 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:02,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02 WrapperNode [2021-11-23 15:04:02,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:02,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:02,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,327 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:04:03,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:03,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:03,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:03,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:03,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:04,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:04,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:04,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:04,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:04,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:04,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:04,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:04,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:04,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:04,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:04,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:04,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:04,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:04,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:04,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:04,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:04,817 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:04,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:13,994 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:14,084 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:14,094 INFO L158 Benchmark]: Toolchain (without parser) took 15488.40ms. Allocated memory was 132.1MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 100.3MB in the beginning and 1.1GB in the end (delta: -955.6MB). Peak memory consumption was 545.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:14,095 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 59.9MB in the beginning and 59.9MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:14,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3644.28ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 100.0MB in the beginning and 63.4MB in the end (delta: 36.6MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:14,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 1076.18ms. Allocated memory was 195.0MB in the beginning and 341.8MB in the end (delta: 146.8MB). Free memory was 63.4MB in the beginning and 137.2MB in the end (delta: -73.8MB). Peak memory consumption was 133.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:14,100 INFO L158 Benchmark]: Boogie Preprocessor took 1315.67ms. Allocated memory was 341.8MB in the beginning and 683.7MB in the end (delta: 341.8MB). Free memory was 137.2MB in the beginning and 441.8MB in the end (delta: -304.5MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:14,102 INFO L158 Benchmark]: RCFGBuilder took 9445.00ms. Allocated memory was 683.7MB in the beginning and 1.4GB in the end (delta: 748.7MB). Free memory was 441.8MB in the beginning and 1.1GB in the end (delta: -614.2MB). Peak memory consumption was 337.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:14,112 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 59.9MB in the beginning and 59.9MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3644.28ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 100.0MB in the beginning and 63.4MB in the end (delta: 36.6MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1076.18ms. Allocated memory was 195.0MB in the beginning and 341.8MB in the end (delta: 146.8MB). Free memory was 63.4MB in the beginning and 137.2MB in the end (delta: -73.8MB). Peak memory consumption was 133.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1315.67ms. Allocated memory was 341.8MB in the beginning and 683.7MB in the end (delta: 341.8MB). Free memory was 137.2MB in the beginning and 441.8MB in the end (delta: -304.5MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9445.00ms. Allocated memory was 683.7MB in the beginning and 1.4GB in the end (delta: 748.7MB). Free memory was 441.8MB in the beginning and 1.1GB in the end (delta: -614.2MB). Peak memory consumption was 337.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:14,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/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_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/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_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/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_80c66efd-6b5a-4610-a313-4eab837a3e9a/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 fede3a1c55393acd487bbed2de4254313cf50e8da830e08a05b90151eebe83c7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:16,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:16,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:16,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:16,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:16,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:16,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:16,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:16,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:16,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:16,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:16,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:16,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:16,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:16,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:16,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:16,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:16,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:16,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:16,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:16,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:16,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:16,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:16,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:16,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:16,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:16,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:16,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:16,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:16,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:16,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:16,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:16,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:16,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:16,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:16,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:16,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:16,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:16,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:16,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:16,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:16,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:16,910 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:16,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:16,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:16,912 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:16,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:16,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:16,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:16,914 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:16,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:16,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:16,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:16,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:16,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:16,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:16,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:16,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:16,918 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:16,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:16,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:16,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:16,919 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:16,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:16,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:16,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:16,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:16,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:16,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:16,921 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:16,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:16,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:16,921 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:16,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:16,922 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_80c66efd-6b5a-4610-a313-4eab837a3e9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fede3a1c55393acd487bbed2de4254313cf50e8da830e08a05b90151eebe83c7 [2021-11-23 15:04:17,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:17,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:17,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:17,409 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:17,410 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:17,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label02.c [2021-11-23 15:04:17,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/2ab42246c/19c2a7f124c94e4b9b461cf8259b2204/FLAG8e23dd67d [2021-11-23 15:04:18,671 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:18,671 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/sv-benchmarks/c/eca-rers2012/Problem19_label02.c [2021-11-23 15:04:18,721 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/2ab42246c/19c2a7f124c94e4b9b461cf8259b2204/FLAG8e23dd67d [2021-11-23 15:04:18,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/data/2ab42246c/19c2a7f124c94e4b9b461cf8259b2204 [2021-11-23 15:04:18,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:18,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:18,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:18,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:18,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:18,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:18" (1/1) ... [2021-11-23 15:04:18,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef55ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:18, skipping insertion in model container [2021-11-23 15:04:18,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:18" (1/1) ... [2021-11-23 15:04:18,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:19,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:19,532 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_80c66efd-6b5a-4610-a313-4eab837a3e9a/sv-benchmarks/c/eca-rers2012/Problem19_label02.c[8512,8525] [2021-11-23 15:04:21,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:21,412 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:21,472 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_80c66efd-6b5a-4610-a313-4eab837a3e9a/sv-benchmarks/c/eca-rers2012/Problem19_label02.c[8512,8525] [2021-11-23 15:04:22,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:22,835 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:22,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22 WrapperNode [2021-11-23 15:04:22,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:22,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:22,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:22,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:22,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:22,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,396 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:04:23,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:23,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:23,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:23,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:23,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:24,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:24,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:24,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:24,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:24,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:24,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:24,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:24,404 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:24,406 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:31,918 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:31,983 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:31,987 INFO L158 Benchmark]: Toolchain (without parser) took 73082.66ms. Allocated memory was 90.2MB in the beginning and 830.5MB in the end (delta: 740.3MB). Free memory was 50.3MB in the beginning and 439.8MB in the end (delta: -389.6MB). Peak memory consumption was 352.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,988 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 72.2MB in the beginning and 72.2MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:31,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3928.71ms. Allocated memory was 90.2MB in the beginning and 207.6MB in the end (delta: 117.4MB). Free memory was 50.0MB in the beginning and 126.6MB in the end (delta: -76.6MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 560.47ms. Allocated memory is still 207.6MB. Free memory was 126.6MB in the beginning and 96.0MB in the end (delta: 30.6MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,991 INFO L158 Benchmark]: Boogie Preprocessor took 830.46ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 96.0MB in the beginning and 281.6MB in the end (delta: -185.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,992 INFO L158 Benchmark]: RCFGBuilder took 67755.21ms. Allocated memory was 415.2MB in the beginning and 830.5MB in the end (delta: 415.2MB). Free memory was 281.6MB in the beginning and 439.8MB in the end (delta: -158.2MB). Peak memory consumption was 258.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 72.2MB in the beginning and 72.2MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3928.71ms. Allocated memory was 90.2MB in the beginning and 207.6MB in the end (delta: 117.4MB). Free memory was 50.0MB in the beginning and 126.6MB in the end (delta: -76.6MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 560.47ms. Allocated memory is still 207.6MB. Free memory was 126.6MB in the beginning and 96.0MB in the end (delta: 30.6MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 830.46ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 96.0MB in the beginning and 281.6MB in the end (delta: -185.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * RCFGBuilder took 67755.21ms. Allocated memory was 415.2MB in the beginning and 830.5MB in the end (delta: 415.2MB). Free memory was 281.6MB in the beginning and 439.8MB in the end (delta: -158.2MB). Peak memory consumption was 258.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:32,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c66efd-6b5a-4610-a313-4eab837a3e9a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable