./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label59.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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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 51dcd89c10622c543bf9ef783ec22401c3170140113dd2b2907b165950bd75af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:36:33,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:36:33,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:36:33,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:36:33,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:36:33,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:36:33,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:36:33,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:36:33,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:36:33,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:36:33,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:36:33,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:36:33,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:36:33,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:36:33,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:36:33,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:36:33,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:36:33,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:36:34,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:36:34,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:36:34,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:36:34,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:36:34,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:36:34,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:36:34,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:36:34,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:36:34,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:36:34,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:36:34,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:36:34,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:36:34,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:36:34,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:36:34,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:36:34,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:36:34,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:36:34,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:36:34,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:36:34,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:36:34,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:36:34,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:36:34,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:36:34,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:36:34,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:36:34,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:36:34,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:36:34,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:36:34,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:36:34,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:36:34,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:36:34,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:36:34,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:36:34,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:36:34,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:36:34,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:36:34,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:36:34,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:36:34,106 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:36:34,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:36:34,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:36:34,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:36:34,107 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:36:34,108 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:36:34,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:36:34,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:34,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:36:34,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:36:34,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:36:34,109 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:36:34,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:36:34,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:36:34,110 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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51dcd89c10622c543bf9ef783ec22401c3170140113dd2b2907b165950bd75af [2021-11-23 15:36:34,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:36:34,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:36:34,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:36:34,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:36:34,400 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:36:34,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label59.c [2021-11-23 15:36:34,467 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/3f8b0c8c1/3b705e77c3b7462bbe03242350dc056a/FLAG5944e9b15 [2021-11-23 15:36:35,291 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:36:35,292 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/sv-benchmarks/c/eca-rers2012/Problem12_label59.c [2021-11-23 15:36:35,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/3f8b0c8c1/3b705e77c3b7462bbe03242350dc056a/FLAG5944e9b15 [2021-11-23 15:36:35,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/3f8b0c8c1/3b705e77c3b7462bbe03242350dc056a [2021-11-23 15:36:35,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:36:35,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:36:35,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:35,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:36:35,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:36:35,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:35" (1/1) ... [2021-11-23 15:36:35,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597fade0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:35, skipping insertion in model container [2021-11-23 15:36:35,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:35" (1/1) ... [2021-11-23 15:36:35,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:36:35,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:36,193 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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/sv-benchmarks/c/eca-rers2012/Problem12_label59.c[5577,5590] [2021-11-23 15:36:37,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:37,323 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:37,361 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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/sv-benchmarks/c/eca-rers2012/Problem12_label59.c[5577,5590] [2021-11-23 15:36:38,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:38,111 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:38,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38 WrapperNode [2021-11-23 15:36:38,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:38,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:38,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:38,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:38,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,668 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:36:38,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:38,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:38,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:38,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:38,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:38,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:39,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:39,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:39,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:39,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:39,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:38" (1/1) ... [2021-11-23 15:36:39,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:39,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:39,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:39,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:36:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:36:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:39,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:39,457 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:36:44,043 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:36:44,095 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 15:36:44,100 INFO L158 Benchmark]: Toolchain (without parser) took 8312.63ms. Allocated memory was 102.8MB in the beginning and 494.9MB in the end (delta: 392.2MB). Free memory was 70.1MB in the beginning and 323.7MB in the end (delta: -253.6MB). Peak memory consumption was 223.6MB. Max. memory is 16.1GB. [2021-11-23 15:36:44,101 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:36:44,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2324.78ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 69.7MB in the beginning and 64.0MB in the end (delta: 5.6MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:44,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 561.18ms. Allocated memory was 130.0MB in the beginning and 180.4MB in the end (delta: 50.3MB). Free memory was 64.0MB in the beginning and 88.1MB in the end (delta: -24.0MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:44,103 INFO L158 Benchmark]: Boogie Preprocessor took 499.10ms. Allocated memory is still 180.4MB. Free memory was 88.1MB in the beginning and 67.0MB in the end (delta: 21.1MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:36:44,104 INFO L158 Benchmark]: RCFGBuilder took 4922.32ms. Allocated memory was 180.4MB in the beginning and 494.9MB in the end (delta: 314.6MB). Free memory was 67.0MB in the beginning and 323.7MB in the end (delta: -256.7MB). Peak memory consumption was 142.3MB. Max. memory is 16.1GB. [2021-11-23 15:36:44,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2324.78ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 69.7MB in the beginning and 64.0MB in the end (delta: 5.6MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 561.18ms. Allocated memory was 130.0MB in the beginning and 180.4MB in the end (delta: 50.3MB). Free memory was 64.0MB in the beginning and 88.1MB in the end (delta: -24.0MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 499.10ms. Allocated memory is still 180.4MB. Free memory was 88.1MB in the beginning and 67.0MB in the end (delta: 21.1MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4922.32ms. Allocated memory was 180.4MB in the beginning and 494.9MB in the end (delta: 314.6MB). Free memory was 67.0MB in the beginning and 323.7MB in the end (delta: -256.7MB). Peak memory consumption was 142.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:36:44,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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 51dcd89c10622c543bf9ef783ec22401c3170140113dd2b2907b165950bd75af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:36:46,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:36:46,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:36:46,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:36:46,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:36:46,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:36:46,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:36:46,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:36:46,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:36:46,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:36:46,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:36:46,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:36:46,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:36:46,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:36:46,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:36:46,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:36:46,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:36:46,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:36:46,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:36:46,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:36:46,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:36:46,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:36:46,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:36:46,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:36:46,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:36:46,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:36:46,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:36:46,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:36:46,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:36:46,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:36:46,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:36:46,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:36:46,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:36:46,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:36:46,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:36:46,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:36:46,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:36:46,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:36:46,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:36:46,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:36:46,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:36:46,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:36:46,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:36:46,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:36:46,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:36:46,785 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:36:46,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:36:46,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:36:46,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:36:46,787 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:36:46,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:36:46,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:36:46,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:36:46,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:36:46,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:36:46,789 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:36:46,789 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:36:46,790 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:36:46,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:36:46,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:36:46,790 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:36:46,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:36:46,791 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:36:46,791 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:36:46,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:36:46,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:46,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:36:46,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:36:46,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:36:46,792 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:36:46,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:36:46,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:36:46,793 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:36:46,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:36:46,794 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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51dcd89c10622c543bf9ef783ec22401c3170140113dd2b2907b165950bd75af [2021-11-23 15:36:47,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:36:47,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:36:47,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:36:47,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:36:47,173 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:36:47,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label59.c [2021-11-23 15:36:47,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/7729394bd/983d465488ca41b9b350d8df872bec85/FLAG2cec6bea0 [2021-11-23 15:36:48,280 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:36:48,281 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/sv-benchmarks/c/eca-rers2012/Problem12_label59.c [2021-11-23 15:36:48,311 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/7729394bd/983d465488ca41b9b350d8df872bec85/FLAG2cec6bea0 [2021-11-23 15:36:48,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/data/7729394bd/983d465488ca41b9b350d8df872bec85 [2021-11-23 15:36:48,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:36:48,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:36:48,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:48,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:36:48,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:36:48,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:48" (1/1) ... [2021-11-23 15:36:48,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd1a630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:48, skipping insertion in model container [2021-11-23 15:36:48,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:48" (1/1) ... [2021-11-23 15:36:48,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:36:48,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:49,158 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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/sv-benchmarks/c/eca-rers2012/Problem12_label59.c[5577,5590] [2021-11-23 15:36:50,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:50,449 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:50,485 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_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/sv-benchmarks/c/eca-rers2012/Problem12_label59.c[5577,5590] [2021-11-23 15:36:51,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:51,359 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:51,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51 WrapperNode [2021-11-23 15:36:51,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:51,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:51,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:51,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:51,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:51,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:51,622 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:36:51,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:51,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:51,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:51,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:51,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:51,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:51,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:51,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:52,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:52,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:52,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:52,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:52,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:52,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:52,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:52,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:51" (1/1) ... [2021-11-23 15:36:52,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:52,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:52,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:52,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:36:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:36:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:52,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:52,362 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:52,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:17,582 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:17,635 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 15:37:17,640 INFO L158 Benchmark]: Toolchain (without parser) took 28909.81ms. Allocated memory was 56.6MB in the beginning and 337.6MB in the end (delta: 281.0MB). Free memory was 34.5MB in the beginning and 138.1MB in the end (delta: -103.5MB). Peak memory consumption was 178.3MB. Max. memory is 16.1GB. [2021-11-23 15:37:17,641 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 37.9MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:17,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2628.69ms. Allocated memory was 56.6MB in the beginning and 109.1MB in the end (delta: 52.4MB). Free memory was 34.4MB in the beginning and 46.5MB in the end (delta: -12.1MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2021-11-23 15:37:17,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 262.05ms. Allocated memory is still 109.1MB. Free memory was 46.5MB in the beginning and 35.4MB in the end (delta: 11.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:37:17,644 INFO L158 Benchmark]: Boogie Preprocessor took 531.34ms. Allocated memory is still 109.1MB. Free memory was 35.4MB in the beginning and 34.5MB in the end (delta: 880.1kB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:17,645 INFO L158 Benchmark]: RCFGBuilder took 25482.70ms. Allocated memory was 109.1MB in the beginning and 337.6MB in the end (delta: 228.6MB). Free memory was 34.5MB in the beginning and 138.1MB in the end (delta: -103.6MB). Peak memory consumption was 127.3MB. Max. memory is 16.1GB. [2021-11-23 15:37:17,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 37.9MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2628.69ms. Allocated memory was 56.6MB in the beginning and 109.1MB in the end (delta: 52.4MB). Free memory was 34.4MB in the beginning and 46.5MB in the end (delta: -12.1MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 262.05ms. Allocated memory is still 109.1MB. Free memory was 46.5MB in the beginning and 35.4MB in the end (delta: 11.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 531.34ms. Allocated memory is still 109.1MB. Free memory was 35.4MB in the beginning and 34.5MB in the end (delta: 880.1kB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * RCFGBuilder took 25482.70ms. Allocated memory was 109.1MB in the beginning and 337.6MB in the end (delta: 228.6MB). Free memory was 34.5MB in the beginning and 138.1MB in the end (delta: -103.6MB). Peak memory consumption was 127.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:37:17,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e140e1d-9bc8-4eeb-9c92-5a116961ca1a/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