./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:38,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:38,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:38,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:38,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:38,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:38,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:38,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:38,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:38,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:38,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:38,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:38,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:38,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:38,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:38,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:38,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:38,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:38,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:38,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:38,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:38,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:38,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:38,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:38,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:38,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:38,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:38,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:38,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:38,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:38,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:38,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:38,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:38,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:38,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:38,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:38,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:38,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:38,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:38,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:38,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:38,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:38,394 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:38,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:38,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:38,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:38,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:38,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:38,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:38,397 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:38,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:38,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:38,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:38,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:38,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:38,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:38,399 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:38,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:38,400 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:38,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:38,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:38,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:38,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:38,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:38,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:38,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:38,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:38,402 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:38,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:38,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:38,403 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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 [2021-11-23 15:52:38,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:38,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:38,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:38,720 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:38,722 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:38,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2021-11-23 15:52:38,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/fffe29d70/69bb429d3bd942149e9617f2a59b080d/FLAGb1eca86c9 [2021-11-23 15:52:39,501 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:39,502 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2021-11-23 15:52:39,529 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/fffe29d70/69bb429d3bd942149e9617f2a59b080d/FLAGb1eca86c9 [2021-11-23 15:52:39,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/fffe29d70/69bb429d3bd942149e9617f2a59b080d [2021-11-23 15:52:39,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:39,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:39,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:39,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:39,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:39,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0bb53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39, skipping insertion in model container [2021-11-23 15:52:39,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:39,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:40,142 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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2021-11-23 15:52:40,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:40,644 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:40,684 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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2021-11-23 15:52:40,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:40,980 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:40,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40 WrapperNode [2021-11-23 15:52:40,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:40,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:40,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:40,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:40,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,326 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:52:41,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:41,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:41,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:41,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:41,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:41,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:41,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:41,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:41,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:41,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:41,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:41,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:41,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:41,784 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:41,786 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:44,924 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:44,972 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 15:52:44,977 INFO L158 Benchmark]: Toolchain (without parser) took 5316.55ms. Allocated memory was 111.1MB in the beginning and 260.0MB in the end (delta: 148.9MB). Free memory was 68.3MB in the beginning and 180.8MB in the end (delta: -112.5MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,978 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:44,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1317.16ms. Allocated memory is still 111.1MB. Free memory was 68.1MB in the beginning and 55.4MB in the end (delta: 12.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 344.84ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 55.4MB in the beginning and 83.2MB in the end (delta: -27.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,980 INFO L158 Benchmark]: Boogie Preprocessor took 199.80ms. Allocated memory is still 146.8MB. Free memory was 83.2MB in the beginning and 65.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,981 INFO L158 Benchmark]: RCFGBuilder took 3445.67ms. Allocated memory was 146.8MB in the beginning and 260.0MB in the end (delta: 113.2MB). Free memory was 64.5MB in the beginning and 180.8MB in the end (delta: -116.2MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1317.16ms. Allocated memory is still 111.1MB. Free memory was 68.1MB in the beginning and 55.4MB in the end (delta: 12.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 344.84ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 55.4MB in the beginning and 83.2MB in the end (delta: -27.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.80ms. Allocated memory is still 146.8MB. Free memory was 83.2MB in the beginning and 65.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3445.67ms. Allocated memory was 146.8MB in the beginning and 260.0MB in the end (delta: 113.2MB). Free memory was 64.5MB in the beginning and 180.8MB in the end (delta: -116.2MB). Peak memory consumption was 60.7MB. 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 15:52:45,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:47,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:47,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:47,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:47,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:47,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:47,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:47,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:47,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:47,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:47,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:47,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:47,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:47,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:47,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:47,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:47,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:47,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:47,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:47,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:47,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:47,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:47,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:47,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:47,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:47,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:47,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:47,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:47,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:47,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:47,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:47,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:47,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:47,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:47,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:47,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:47,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:47,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:47,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:47,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:47,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:47,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:47,856 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:47,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:47,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:47,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:47,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:47,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:47,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:47,859 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:47,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:47,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:47,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:47,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:47,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:47,861 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:47,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:47,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:47,862 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:47,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:47,862 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:47,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:47,862 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:47,863 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:47,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:47,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:47,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:47,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:47,865 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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 [2021-11-23 15:52:48,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:48,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:48,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:48,283 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:48,284 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:48,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2021-11-23 15:52:48,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/252e96bdb/46002e666be04bc78127352209f02d6c/FLAG7ef664c1a [2021-11-23 15:52:49,196 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:49,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2021-11-23 15:52:49,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/252e96bdb/46002e666be04bc78127352209f02d6c/FLAG7ef664c1a [2021-11-23 15:52:49,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/data/252e96bdb/46002e666be04bc78127352209f02d6c [2021-11-23 15:52:49,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:49,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:49,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:49,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:49,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:49,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:49" (1/1) ... [2021-11-23 15:52:49,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15a01246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:49, skipping insertion in model container [2021-11-23 15:52:49,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:49" (1/1) ... [2021-11-23 15:52:49,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:49,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:49,691 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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2021-11-23 15:52:50,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:50,301 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:50,341 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_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2021-11-23 15:52:50,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:50,646 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:50,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50 WrapperNode [2021-11-23 15:52:50,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:50,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:50,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:50,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:50,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,823 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:52:50,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:50,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:50,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:50,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:50,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:50,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:50,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:50,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:50,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:51,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:51,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:51,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:51,157 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:51,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:09,078 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:09,118 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 15:53:09,123 INFO L158 Benchmark]: Toolchain (without parser) took 19824.46ms. Allocated memory was 54.5MB in the beginning and 153.1MB in the end (delta: 98.6MB). Free memory was 26.0MB in the beginning and 71.1MB in the end (delta: -45.0MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:09,123 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:09,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1346.72ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 25.8MB in the beginning and 33.3MB in the end (delta: -7.5MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:09,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.29ms. Allocated memory is still 81.8MB. Free memory was 33.3MB in the beginning and 39.8MB in the end (delta: -6.5MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:09,126 INFO L158 Benchmark]: Boogie Preprocessor took 154.08ms. Allocated memory is still 81.8MB. Free memory was 39.8MB in the beginning and 42.6MB in the end (delta: -2.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:09,127 INFO L158 Benchmark]: RCFGBuilder took 18141.40ms. Allocated memory was 81.8MB in the beginning and 153.1MB in the end (delta: 71.3MB). Free memory was 42.6MB in the beginning and 71.1MB in the end (delta: -28.4MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:09,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1346.72ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 25.8MB in the beginning and 33.3MB in the end (delta: -7.5MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.29ms. Allocated memory is still 81.8MB. Free memory was 33.3MB in the beginning and 39.8MB in the end (delta: -6.5MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.08ms. Allocated memory is still 81.8MB. Free memory was 39.8MB in the beginning and 42.6MB in the end (delta: -2.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * RCFGBuilder took 18141.40ms. Allocated memory was 81.8MB in the beginning and 153.1MB in the end (delta: 71.3MB). Free memory was 42.6MB in the beginning and 71.1MB in the end (delta: -28.4MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:09,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff2acc9c-3ecc-4bb6-a6e8-fc9e05ab4fcf/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