./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label28.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_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/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_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/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_00f5c403-190e-4a3a-8339-f01e68c37fe0/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 a80c34c69ea92e598c80ccf03bf3c5fb80710e710dc5cd3eda9f5fd5b935b604 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:23,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:23,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:23,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:23,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:23,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:23,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:23,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:23,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:23,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:23,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:23,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:23,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:23,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:23,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:23,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:23,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:23,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:23,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:23,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:23,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:23,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:23,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:23,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:23,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:23,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:23,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:23,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:23,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:23,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:23,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:23,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:23,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:23,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:23,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:23,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:23,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:23,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:23,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:23,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:23,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:23,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:23,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:23,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:23,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:23,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:23,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:23,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:23,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:23,625 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:23,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:23,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:23,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:23,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:23,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:23,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:23,629 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:23,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:23,629 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:23,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:23,630 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:23,630 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:23,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:23,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:23,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:23,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:23,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:23,632 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:23,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:23,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:23,633 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_00f5c403-190e-4a3a-8339-f01e68c37fe0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a80c34c69ea92e598c80ccf03bf3c5fb80710e710dc5cd3eda9f5fd5b935b604 [2021-11-23 15:57:23,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:23,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:23,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:23,999 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:24,000 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:24,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label28.c [2021-11-23 15:57:24,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/19fbaba9b/2b78d0f37eff4c72b7841c75ecda6031/FLAG4c3f8dd4f [2021-11-23 15:57:28,311 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:28,311 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/sv-benchmarks/c/eca-rers2012/Problem08_label28.c [2021-11-23 15:57:28,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/19fbaba9b/2b78d0f37eff4c72b7841c75ecda6031/FLAG4c3f8dd4f [2021-11-23 15:57:29,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/19fbaba9b/2b78d0f37eff4c72b7841c75ecda6031 [2021-11-23 15:57:29,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:29,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:29,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:29,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:29,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:29,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:29" (1/1) ... [2021-11-23 15:57:29,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203ce9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:29, skipping insertion in model container [2021-11-23 15:57:29,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:29" (1/1) ... [2021-11-23 15:57:29,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:31,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:00,089 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_00f5c403-190e-4a3a-8339-f01e68c37fe0/sv-benchmarks/c/eca-rers2012/Problem08_label28.c[5711526,5711539] [2021-11-23 15:58:00,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:00,247 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:14,840 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_00f5c403-190e-4a3a-8339-f01e68c37fe0/sv-benchmarks/c/eca-rers2012/Problem08_label28.c[5711526,5711539] [2021-11-23 15:58:14,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:19,909 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:19,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19 WrapperNode [2021-11-23 15:58:19,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:19,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:19,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:19,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:19,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:21,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:26,360 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:58:26,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:26,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:26,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:26,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:26,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:26,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:28,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:28,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:31,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:32,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:32,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:33,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:33,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:33,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:33,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:33,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:19" (1/1) ... [2021-11-23 15:58:33,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:33,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:33,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:33,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:33,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:33,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:33,724 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:33,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:43,490 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:43,679 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 15:59:43,684 INFO L158 Benchmark]: Toolchain (without parser) took 134658.26ms. Allocated memory was 536.9MB in the beginning and 12.4GB in the end (delta: 11.8GB). Free memory was 243.4MB in the beginning and 8.6GB in the end (delta: -8.3GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:59:43,684 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:43,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50883.76ms. Allocated memory was 536.9MB in the beginning and 6.4GB in the end (delta: 5.9GB). Free memory was 243.4MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. [2021-11-23 15:59:43,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 6450.44ms. Allocated memory was 6.4GB in the beginning and 9.4GB in the end (delta: 3.0GB). Free memory was 4.4GB in the beginning and 6.7GB in the end (delta: -2.3GB). Peak memory consumption was 699.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:43,687 INFO L158 Benchmark]: Boogie Preprocessor took 7030.37ms. Allocated memory is still 9.4GB. Free memory was 6.7GB in the beginning and 6.3GB in the end (delta: 437.3MB). Peak memory consumption was 632.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:43,688 INFO L158 Benchmark]: RCFGBuilder took 70286.68ms. Allocated memory was 9.4GB in the beginning and 12.4GB in the end (delta: 3.0GB). Free memory was 6.3GB in the beginning and 8.6GB in the end (delta: -2.3GB). Peak memory consumption was 938.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:43,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50883.76ms. Allocated memory was 536.9MB in the beginning and 6.4GB in the end (delta: 5.9GB). Free memory was 243.4MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6450.44ms. Allocated memory was 6.4GB in the beginning and 9.4GB in the end (delta: 3.0GB). Free memory was 4.4GB in the beginning and 6.7GB in the end (delta: -2.3GB). Peak memory consumption was 699.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 7030.37ms. Allocated memory is still 9.4GB. Free memory was 6.7GB in the beginning and 6.3GB in the end (delta: 437.3MB). Peak memory consumption was 632.3MB. Max. memory is 16.1GB. * RCFGBuilder took 70286.68ms. Allocated memory was 9.4GB in the beginning and 12.4GB in the end (delta: 3.0GB). Free memory was 6.3GB in the beginning and 8.6GB in the end (delta: -2.3GB). Peak memory consumption was 938.5MB. 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 15:59:43,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/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_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/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_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/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_00f5c403-190e-4a3a-8339-f01e68c37fe0/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 a80c34c69ea92e598c80ccf03bf3c5fb80710e710dc5cd3eda9f5fd5b935b604 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:46,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:46,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:46,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:46,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:46,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:46,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:46,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:46,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:46,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:46,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:46,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:46,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:46,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:46,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:46,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:46,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:46,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:46,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:46,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:46,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:46,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:46,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:46,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:46,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:46,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:46,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:46,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:46,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:46,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:46,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:46,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:46,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:46,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:46,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:46,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:46,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:46,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:46,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:46,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:46,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:46,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:46,529 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:46,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:46,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:46,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:46,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:46,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:46,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:46,533 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:46,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:46,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:46,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:46,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:46,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:46,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:46,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:46,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:46,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:46,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:46,536 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:46,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:46,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:46,536 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:46,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:46,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:46,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:46,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:46,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:46,538 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:46,538 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:46,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:46,538 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:46,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:46,539 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_00f5c403-190e-4a3a-8339-f01e68c37fe0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a80c34c69ea92e598c80ccf03bf3c5fb80710e710dc5cd3eda9f5fd5b935b604 [2021-11-23 15:59:46,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:46,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:46,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:46,991 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:46,992 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:46,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label28.c [2021-11-23 15:59:47,070 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/6f9e10b6b/a6b3827098fa4dafb31adfac1228715b/FLAGa586b5362 [2021-11-23 15:59:51,235 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:51,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/sv-benchmarks/c/eca-rers2012/Problem08_label28.c [2021-11-23 15:59:51,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/6f9e10b6b/a6b3827098fa4dafb31adfac1228715b/FLAGa586b5362 [2021-11-23 15:59:52,095 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/data/6f9e10b6b/a6b3827098fa4dafb31adfac1228715b [2021-11-23 15:59:52,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:52,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:52,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:52,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:52,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:52,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:52" (1/1) ... [2021-11-23 15:59:52,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48594ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:52, skipping insertion in model container [2021-11-23 15:59:52,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:52" (1/1) ... [2021-11-23 15:59:52,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:53,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:00:20,295 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_00f5c403-190e-4a3a-8339-f01e68c37fe0/sv-benchmarks/c/eca-rers2012/Problem08_label28.c[5711526,5711539] [2021-11-23 16:00:20,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:20,427 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:00:33,674 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_00f5c403-190e-4a3a-8339-f01e68c37fe0/sv-benchmarks/c/eca-rers2012/Problem08_label28.c[5711526,5711539] [2021-11-23 16:00:33,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:37,874 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:00:37,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37 WrapperNode [2021-11-23 16:00:37,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:00:37,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:37,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:00:37,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:00:37,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:39,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:44,297 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 16:00:44,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:44,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:00:44,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:00:44,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:00:44,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:44,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:45,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:45,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:47,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:47,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:47,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:49,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:00:49,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:00:49,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:00:49,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:00:49,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:37" (1/1) ... [2021-11-23 16:00:49,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:49,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:00:49,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:00:49,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:00:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:00:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:00:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:00:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:00:49,788 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:00:49,789 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:02:21,187 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:02:21,380 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 16:02:21,385 INFO L158 Benchmark]: Toolchain (without parser) took 149285.02ms. Allocated memory was 687.9MB in the beginning and 12.3GB in the end (delta: 11.6GB). Free memory was 407.8MB in the beginning and 8.5GB in the end (delta: -8.1GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 16:02:21,385 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:02:21,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45775.17ms. Allocated memory was 687.9MB in the beginning and 5.9GB in the end (delta: 5.2GB). Free memory was 407.8MB in the beginning and 3.9GB in the end (delta: -3.5GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2021-11-23 16:02:21,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 6421.69ms. Allocated memory was 5.9GB in the beginning and 8.6GB in the end (delta: 2.7GB). Free memory was 3.9GB in the beginning and 6.0GB in the end (delta: -2.1GB). Peak memory consumption was 978.3MB. Max. memory is 16.1GB. [2021-11-23 16:02:21,388 INFO L158 Benchmark]: Boogie Preprocessor took 5183.17ms. Allocated memory was 8.6GB in the beginning and 11.3GB in the end (delta: 2.7GB). Free memory was 6.0GB in the beginning and 8.3GB in the end (delta: -2.3GB). Peak memory consumption was 816.8MB. Max. memory is 16.1GB. [2021-11-23 16:02:21,389 INFO L158 Benchmark]: RCFGBuilder took 91900.77ms. Allocated memory was 11.3GB in the beginning and 12.3GB in the end (delta: 958.4MB). Free memory was 8.3GB in the beginning and 8.5GB in the end (delta: -282.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 16:02:21,393 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 62.9MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45775.17ms. Allocated memory was 687.9MB in the beginning and 5.9GB in the end (delta: 5.2GB). Free memory was 407.8MB in the beginning and 3.9GB in the end (delta: -3.5GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6421.69ms. Allocated memory was 5.9GB in the beginning and 8.6GB in the end (delta: 2.7GB). Free memory was 3.9GB in the beginning and 6.0GB in the end (delta: -2.1GB). Peak memory consumption was 978.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5183.17ms. Allocated memory was 8.6GB in the beginning and 11.3GB in the end (delta: 2.7GB). Free memory was 6.0GB in the beginning and 8.3GB in the end (delta: -2.3GB). Peak memory consumption was 816.8MB. Max. memory is 16.1GB. * RCFGBuilder took 91900.77ms. Allocated memory was 11.3GB in the beginning and 12.3GB in the end (delta: 958.4MB). Free memory was 8.3GB in the beginning and 8.5GB in the end (delta: -282.1MB). Peak memory consumption was 1.0GB. 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 16:02:21,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f5c403-190e-4a3a-8339-f01e68c37fe0/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