./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label03.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_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/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_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/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_d54ab900-a52f-4c82-a111-9417416bd947/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 667f84047e71e759f29b2bf2a483d27e9aa3b8d8f68840a27bb602c101f30df0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:27,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:27,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:27,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:27,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:27,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:27,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:27,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:27,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:27,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:27,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:27,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:27,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:27,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:27,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:27,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:27,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:27,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:27,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:27,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:27,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:27,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:27,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:27,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:27,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:27,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:27,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:27,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:27,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:27,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:27,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:27,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:27,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:27,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:27,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:27,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:27,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:27,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:27,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:27,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:27,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:27,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:27,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:27,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:27,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:27,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:27,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:27,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:27,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:27,476 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:27,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:27,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:27,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:27,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:27,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:27,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:27,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:27,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:27,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:27,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:27,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:27,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:27,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:27,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:27,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:27,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:27,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:27,491 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:27,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:27,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:27,492 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_d54ab900-a52f-4c82-a111-9417416bd947/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 667f84047e71e759f29b2bf2a483d27e9aa3b8d8f68840a27bb602c101f30df0 [2021-11-23 15:32:27,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:27,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:27,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:27,885 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:27,886 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:27,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label03.c [2021-11-23 15:32:27,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/9778de471/74718b12c3ca4b9f8508656727d424a0/FLAGbdd435d26 [2021-11-23 15:32:33,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:33,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/sv-benchmarks/c/eca-programs/Problem102_label03.c [2021-11-23 15:32:33,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/9778de471/74718b12c3ca4b9f8508656727d424a0/FLAGbdd435d26 [2021-11-23 15:32:33,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/9778de471/74718b12c3ca4b9f8508656727d424a0 [2021-11-23 15:32:33,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:33,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:33,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:33,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:33,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:33,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:33" (1/1) ... [2021-11-23 15:32:33,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668378a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:33, skipping insertion in model container [2021-11-23 15:32:33,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:33" (1/1) ... [2021-11-23 15:32:33,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:35,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:04,827 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_d54ab900-a52f-4c82-a111-9417416bd947/sv-benchmarks/c/eca-programs/Problem102_label03.c[5717111,5717124] [2021-11-23 15:33:04,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:04,994 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:22,514 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_d54ab900-a52f-4c82-a111-9417416bd947/sv-benchmarks/c/eca-programs/Problem102_label03.c[5717111,5717124] [2021-11-23 15:33:22,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:27,982 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:27,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27 WrapperNode [2021-11-23 15:33:27,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:27,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:27,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:27,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:27,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:30,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:35,883 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:33:35,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:35,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:35,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:35,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:35,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:35,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:37,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:37,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:40,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:40,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:41,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:42,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:42,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:42,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:42,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:42,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:42,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:42,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:42,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:42,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:42,539 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:42,542 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:04,266 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:04,569 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 15:35:04,576 INFO L158 Benchmark]: Toolchain (without parser) took 151016.56ms. Allocated memory was 725.6MB in the beginning and 12.1GB in the end (delta: 11.4GB). Free memory was 435.5MB in the beginning and 8.3GB in the end (delta: -7.8GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:35:04,576 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:04,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 54424.42ms. Allocated memory was 725.6MB in the beginning and 7.5GB in the end (delta: 6.8GB). Free memory was 434.4MB in the beginning and 5.5GB in the end (delta: -5.0GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:35:04,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 7899.99ms. Allocated memory was 7.5GB in the beginning and 10.0GB in the end (delta: 2.5GB). Free memory was 5.5GB in the beginning and 7.4GB in the end (delta: -1.9GB). Peak memory consumption was 853.5MB. Max. memory is 16.1GB. [2021-11-23 15:35:04,580 INFO L158 Benchmark]: Boogie Preprocessor took 6364.77ms. Allocated memory is still 10.0GB. Free memory was 7.4GB in the beginning and 6.8GB in the end (delta: 592.4MB). Peak memory consumption was 739.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:04,582 INFO L158 Benchmark]: RCFGBuilder took 82322.49ms. Allocated memory was 10.0GB in the beginning and 12.1GB in the end (delta: 2.1GB). Free memory was 6.8GB in the beginning and 8.3GB in the end (delta: -1.5GB). Peak memory consumption was 890.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:04,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 54424.42ms. Allocated memory was 725.6MB in the beginning and 7.5GB in the end (delta: 6.8GB). Free memory was 434.4MB in the beginning and 5.5GB in the end (delta: -5.0GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7899.99ms. Allocated memory was 7.5GB in the beginning and 10.0GB in the end (delta: 2.5GB). Free memory was 5.5GB in the beginning and 7.4GB in the end (delta: -1.9GB). Peak memory consumption was 853.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6364.77ms. Allocated memory is still 10.0GB. Free memory was 7.4GB in the beginning and 6.8GB in the end (delta: 592.4MB). Peak memory consumption was 739.2MB. Max. memory is 16.1GB. * RCFGBuilder took 82322.49ms. Allocated memory was 10.0GB in the beginning and 12.1GB in the end (delta: 2.1GB). Free memory was 6.8GB in the beginning and 8.3GB in the end (delta: -1.5GB). Peak memory consumption was 890.2MB. 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 15:35:04,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/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_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/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_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/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_d54ab900-a52f-4c82-a111-9417416bd947/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 667f84047e71e759f29b2bf2a483d27e9aa3b8d8f68840a27bb602c101f30df0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:35:07,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:35:07,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:35:07,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:35:07,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:35:07,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:35:07,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:35:07,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:35:07,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:35:07,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:35:07,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:35:07,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:35:07,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:35:07,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:35:07,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:35:07,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:35:07,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:35:07,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:35:07,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:35:07,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:35:07,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:35:07,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:35:07,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:35:07,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:35:07,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:35:07,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:35:07,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:35:07,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:35:07,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:35:07,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:35:07,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:35:07,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:35:07,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:35:07,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:35:07,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:35:07,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:35:07,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:35:07,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:35:07,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:35:07,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:35:07,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:35:07,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:35:07,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:35:07,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:35:07,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:35:07,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:35:07,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:35:07,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:35:07,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:35:07,917 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:35:07,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:35:07,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:35:07,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:35:07,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:35:07,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:35:07,920 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:35:07,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:35:07,920 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:35:07,921 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:35:07,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:35:07,921 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:35:07,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:35:07,922 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:35:07,922 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:35:07,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:35:07,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:07,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:35:07,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:35:07,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:35:07,924 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:35:07,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:35:07,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:35:07,925 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:35:07,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:35:07,926 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_d54ab900-a52f-4c82-a111-9417416bd947/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 667f84047e71e759f29b2bf2a483d27e9aa3b8d8f68840a27bb602c101f30df0 [2021-11-23 15:35:08,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:35:08,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:35:08,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:35:08,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:35:08,402 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:35:08,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label03.c [2021-11-23 15:35:08,491 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/41d630e1e/2a050e17ecc94edcbf158d78046b4fb0/FLAGf91e875a0 [2021-11-23 15:35:13,542 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:35:13,544 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/sv-benchmarks/c/eca-programs/Problem102_label03.c [2021-11-23 15:35:14,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/41d630e1e/2a050e17ecc94edcbf158d78046b4fb0/FLAGf91e875a0 [2021-11-23 15:35:14,548 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/data/41d630e1e/2a050e17ecc94edcbf158d78046b4fb0 [2021-11-23 15:35:14,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:35:14,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:35:14,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:14,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:35:14,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:35:14,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:14" (1/1) ... [2021-11-23 15:35:14,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71aeca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:14, skipping insertion in model container [2021-11-23 15:35:14,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:14" (1/1) ... [2021-11-23 15:35:14,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:35:16,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:47,150 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_d54ab900-a52f-4c82-a111-9417416bd947/sv-benchmarks/c/eca-programs/Problem102_label03.c[5717111,5717124] [2021-11-23 15:35:47,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:47,314 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:01,539 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_d54ab900-a52f-4c82-a111-9417416bd947/sv-benchmarks/c/eca-programs/Problem102_label03.c[5717111,5717124] [2021-11-23 15:36:01,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:06,382 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:06,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06 WrapperNode [2021-11-23 15:36:06,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:06,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:06,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:06,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:06,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:07,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:13,236 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:36:13,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:13,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:13,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:13,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:13,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:13,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:14,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:14,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:16,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:16,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:17,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:18,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:18,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:18,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:18,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:18,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:06" (1/1) ... [2021-11-23 15:36:18,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:18,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:18,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:18,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:18,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:36:18,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:36:18,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:18,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:19,259 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:19,261 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:11,936 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:12,234 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 15:38:12,240 INFO L158 Benchmark]: Toolchain (without parser) took 177683.54ms. Allocated memory was 553.6MB in the beginning and 12.4GB in the end (delta: 11.9GB). Free memory was 312.6MB in the beginning and 8.9GB in the end (delta: -8.6GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:38:12,241 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:12,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 51823.51ms. Allocated memory was 553.6MB in the beginning and 7.0GB in the end (delta: 6.5GB). Free memory was 312.6MB in the beginning and 5.1GB in the end (delta: -4.8GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:38:12,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 6853.36ms. Allocated memory was 7.0GB in the beginning and 10.1GB in the end (delta: 3.1GB). Free memory was 5.1GB in the beginning and 7.5GB in the end (delta: -2.4GB). Peak memory consumption was 775.9MB. Max. memory is 16.1GB. [2021-11-23 15:38:12,245 INFO L158 Benchmark]: Boogie Preprocessor took 5526.73ms. Allocated memory is still 10.1GB. Free memory was 7.5GB in the beginning and 7.1GB in the end (delta: 404.8MB). Peak memory consumption was 857.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:12,246 INFO L158 Benchmark]: RCFGBuilder took 113473.14ms. Allocated memory was 10.1GB in the beginning and 12.4GB in the end (delta: 2.3GB). Free memory was 7.1GB in the beginning and 8.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:38:12,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 51823.51ms. Allocated memory was 553.6MB in the beginning and 7.0GB in the end (delta: 6.5GB). Free memory was 312.6MB in the beginning and 5.1GB in the end (delta: -4.8GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6853.36ms. Allocated memory was 7.0GB in the beginning and 10.1GB in the end (delta: 3.1GB). Free memory was 5.1GB in the beginning and 7.5GB in the end (delta: -2.4GB). Peak memory consumption was 775.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5526.73ms. Allocated memory is still 10.1GB. Free memory was 7.5GB in the beginning and 7.1GB in the end (delta: 404.8MB). Peak memory consumption was 857.7MB. Max. memory is 16.1GB. * RCFGBuilder took 113473.14ms. Allocated memory was 10.1GB in the beginning and 12.4GB in the end (delta: 2.3GB). Free memory was 7.1GB in the beginning and 8.9GB in the end (delta: -1.8GB). 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 15:38:12,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54ab900-a52f-4c82-a111-9417416bd947/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable