./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label33.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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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 699c9c8063acd4bd53cef44ad5ead9f63bc9d124723ec1a4a717150e95ac10f2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:30,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:30,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:30,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:30,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:30,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:30,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:30,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:30,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:30,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:30,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:30,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:30,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:30,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:30,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:30,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:30,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:30,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:30,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:30,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:30,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:30,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:30,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:30,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:30,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:30,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:30,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:30,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:31,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:31,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:31,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:31,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:31,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:31,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:31,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:31,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:31,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:31,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:31,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:31,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:31,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:31,011 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:31,038 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:31,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:31,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:31,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:31,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:31,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:31,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:31,042 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:31,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:31,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:31,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:31,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:31,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:31,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:31,045 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:31,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:31,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:31,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:31,046 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:31,047 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:31,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:31,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:31,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:31,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:31,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:31,049 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:31,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:31,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:31,050 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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 699c9c8063acd4bd53cef44ad5ead9f63bc9d124723ec1a4a717150e95ac10f2 [2021-11-23 15:40:31,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:31,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:31,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:31,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:31,349 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:31,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2021-11-23 15:40:31,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/e9caa7a31/b902c696b4fc493ca9b9686616eb15bc/FLAG6c32fd6ac [2021-11-23 15:40:32,168 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:32,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2021-11-23 15:40:32,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/e9caa7a31/b902c696b4fc493ca9b9686616eb15bc/FLAG6c32fd6ac [2021-11-23 15:40:32,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/e9caa7a31/b902c696b4fc493ca9b9686616eb15bc [2021-11-23 15:40:32,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:32,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:32,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:32,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:32,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:32,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:32" (1/1) ... [2021-11-23 15:40:32,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21eeba3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:32, skipping insertion in model container [2021-11-23 15:40:32,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:32" (1/1) ... [2021-11-23 15:40:32,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:32,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:32,723 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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/sv-benchmarks/c/eca-rers2012/Problem16_label33.c[3017,3030] [2021-11-23 15:40:33,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:33,200 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:33,217 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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/sv-benchmarks/c/eca-rers2012/Problem16_label33.c[3017,3030] [2021-11-23 15:40:33,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:33,495 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:33,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33 WrapperNode [2021-11-23 15:40:33,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:33,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:33,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:33,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:33,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,668 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2021-11-23 15:40:33,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:33,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:33,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:33,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:33,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:33,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:33,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:33,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:33,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:33,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:33,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:33,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:34,051 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:34,052 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:36,297 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:36,348 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 15:40:36,354 INFO L158 Benchmark]: Toolchain (without parser) took 3999.37ms. Allocated memory was 115.3MB in the beginning and 237.0MB in the end (delta: 121.6MB). Free memory was 73.2MB in the beginning and 128.9MB in the end (delta: -55.7MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,354 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:36,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1142.67ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 73.0MB in the beginning and 96.2MB in the end (delta: -23.2MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 172.43ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 72.8MB in the end (delta: 23.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,359 INFO L158 Benchmark]: Boogie Preprocessor took 206.37ms. Allocated memory is still 140.5MB. Free memory was 72.8MB in the beginning and 88.0MB in the end (delta: -15.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,360 INFO L158 Benchmark]: RCFGBuilder took 2473.30ms. Allocated memory was 140.5MB in the beginning and 237.0MB in the end (delta: 96.5MB). Free memory was 88.0MB in the beginning and 128.9MB in the end (delta: -40.9MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1142.67ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 73.0MB in the beginning and 96.2MB in the end (delta: -23.2MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 172.43ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 72.8MB in the end (delta: 23.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 206.37ms. Allocated memory is still 140.5MB. Free memory was 72.8MB in the beginning and 88.0MB in the end (delta: -15.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2473.30ms. Allocated memory was 140.5MB in the beginning and 237.0MB in the end (delta: 96.5MB). Free memory was 88.0MB in the beginning and 128.9MB in the end (delta: -40.9MB). Peak memory consumption was 57.5MB. 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 15:40:36,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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 699c9c8063acd4bd53cef44ad5ead9f63bc9d124723ec1a4a717150e95ac10f2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:38,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:38,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:38,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:38,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:38,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:38,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:38,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:38,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:38,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:38,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:38,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:38,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:38,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:39,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:39,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:39,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:39,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:39,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:39,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:39,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:39,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:39,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:39,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:39,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:39,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:39,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:39,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:39,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:39,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:39,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:39,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:39,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:39,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:39,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:39,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:39,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:39,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:39,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:39,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:39,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:39,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:39,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:39,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:39,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:39,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:39,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:39,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:39,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:39,102 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:39,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:39,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:39,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:39,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:39,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:39,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:39,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:39,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:39,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:39,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:39,105 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:39,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:39,106 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:39,106 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:39,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:39,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:39,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:39,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:39,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:39,107 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:39,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:39,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:39,108 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:39,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:39,109 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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 699c9c8063acd4bd53cef44ad5ead9f63bc9d124723ec1a4a717150e95ac10f2 [2021-11-23 15:40:39,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:39,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:39,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:39,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:39,540 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:39,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2021-11-23 15:40:39,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/7d4f33857/c2560488e82349f8870baedb7ab547ba/FLAGf021eb2c2 [2021-11-23 15:40:40,402 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:40,403 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2021-11-23 15:40:40,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/7d4f33857/c2560488e82349f8870baedb7ab547ba/FLAGf021eb2c2 [2021-11-23 15:40:40,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/data/7d4f33857/c2560488e82349f8870baedb7ab547ba [2021-11-23 15:40:40,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:40,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:40,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:40,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:40,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:40,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:40" (1/1) ... [2021-11-23 15:40:40,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5c001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:40, skipping insertion in model container [2021-11-23 15:40:40,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:40" (1/1) ... [2021-11-23 15:40:40,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:40,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:40,892 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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/sv-benchmarks/c/eca-rers2012/Problem16_label33.c[3017,3030] [2021-11-23 15:40:41,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:41,403 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:41,422 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_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/sv-benchmarks/c/eca-rers2012/Problem16_label33.c[3017,3030] [2021-11-23 15:40:41,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:41,742 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:41,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41 WrapperNode [2021-11-23 15:40:41,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:41,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:41,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:41,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:41,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:41,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:41,884 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1765 [2021-11-23 15:40:41,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:41,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:41,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:41,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:41,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:41,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:41,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:41,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:42,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:42,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:42,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:42,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:42,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:42,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:42,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:42,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:41" (1/1) ... [2021-11-23 15:40:42,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:42,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:42,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:42,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:42,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:42,253 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:42,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:50,130 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:50,181 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 15:40:50,194 INFO L158 Benchmark]: Toolchain (without parser) took 9685.65ms. Allocated memory was 69.2MB in the beginning and 144.7MB in the end (delta: 75.5MB). Free memory was 45.1MB in the beginning and 58.6MB in the end (delta: -13.5MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2021-11-23 15:40:50,196 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:50,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1234.79ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.0MB in the beginning and 55.5MB in the end (delta: -10.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:50,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.35ms. Allocated memory is still 90.2MB. Free memory was 55.5MB in the beginning and 43.4MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:50,199 INFO L158 Benchmark]: Boogie Preprocessor took 197.61ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 54.3MB in the end (delta: -11.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:50,200 INFO L158 Benchmark]: RCFGBuilder took 8106.36ms. Allocated memory was 90.2MB in the beginning and 144.7MB in the end (delta: 54.5MB). Free memory was 54.3MB in the beginning and 58.6MB in the end (delta: -4.3MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2021-11-23 15:40:50,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1234.79ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.0MB in the beginning and 55.5MB in the end (delta: -10.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.35ms. Allocated memory is still 90.2MB. Free memory was 55.5MB in the beginning and 43.4MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.61ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 54.3MB in the end (delta: -11.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8106.36ms. Allocated memory was 90.2MB in the beginning and 144.7MB in the end (delta: 54.5MB). Free memory was 54.3MB in the beginning and 58.6MB in the end (delta: -4.3MB). Peak memory consumption was 52.9MB. 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 15:40:50,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7420d6e-6669-4d98-b38e-45aeb5ada5e5/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