./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label04.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_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/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_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/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_87e57358-1023-48f7-8a0c-81f74636fa64/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 b0b9e68c64b2e4acb31dac6241776d34aa88c073f8616b785c850cbdad76098f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:03,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:03,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:03,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:03,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:03,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:03,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:03,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:03,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:03,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:03,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:03,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:03,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:03,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:03,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:03,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:03,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:03,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:03,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:03,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:03,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:03,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:03,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:03,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:03,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:03,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:03,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:03,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:03,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:03,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:03,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:03,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:03,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:03,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:03,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:03,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:03,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:03,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:03,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:03,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:03,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:03,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:03,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:03,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:03,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:03,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:03,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:03,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:03,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:03,486 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:03,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:03,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:03,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:03,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:03,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:03,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:03,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:03,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:03,495 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:03,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:03,496 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:03,496 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:03,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:03,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:03,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:03,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:03,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:03,498 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:03,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:03,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:03,498 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_87e57358-1023-48f7-8a0c-81f74636fa64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b9e68c64b2e4acb31dac6241776d34aa88c073f8616b785c850cbdad76098f [2021-11-23 15:05:03,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:03,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:03,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:03,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:03,852 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:03,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label04.c [2021-11-23 15:05:03,922 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/d2b6314ba/d8dfba81c25743bcad0dde8f58a987ab/FLAG34d72d973 [2021-11-23 15:05:06,797 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:06,798 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/sv-benchmarks/c/eca-rers2012/Problem07_label04.c [2021-11-23 15:05:06,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/d2b6314ba/d8dfba81c25743bcad0dde8f58a987ab/FLAG34d72d973 [2021-11-23 15:05:07,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/d2b6314ba/d8dfba81c25743bcad0dde8f58a987ab [2021-11-23 15:05:07,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:07,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:07,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:07,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:07,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b8a5a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07, skipping insertion in model container [2021-11-23 15:05:07,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:08,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:20,547 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_87e57358-1023-48f7-8a0c-81f74636fa64/sv-benchmarks/c/eca-rers2012/Problem07_label04.c[2773075,2773088] [2021-11-23 15:05:20,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:20,622 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:27,561 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_87e57358-1023-48f7-8a0c-81f74636fa64/sv-benchmarks/c/eca-rers2012/Problem07_label04.c[2773075,2773088] [2021-11-23 15:05:27,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:28,366 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:28,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28 WrapperNode [2021-11-23 15:05:28,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:28,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:28,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:28,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:28,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:29,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:32,629 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:05:32,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:32,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:32,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:32,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:32,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:32,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:33,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:33,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:34,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:34,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:35,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:35,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:35,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:35,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:35,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:35,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:35,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:35,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:35,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:35,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:35,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:35,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:35,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:35,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:35,632 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:35,634 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:12,847 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:12,978 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 15:06:12,982 INFO L158 Benchmark]: Toolchain (without parser) took 65591.55ms. Allocated memory was 360.7MB in the beginning and 8.1GB in the end (delta: 7.8GB). Free memory was 186.7MB in the beginning and 6.7GB in the end (delta: -6.5GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2021-11-23 15:06:12,983 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 63.1MB in the beginning and 63.0MB in the end (delta: 65.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:12,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20974.93ms. Allocated memory was 360.7MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 185.9MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 641.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:12,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 4263.07ms. Allocated memory was 2.3GB in the beginning and 4.6GB in the end (delta: 2.3GB). Free memory was 1.5GB in the beginning and 3.6GB in the end (delta: -2.1GB). Peak memory consumption was 331.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:12,987 INFO L158 Benchmark]: Boogie Preprocessor took 2785.72ms. Allocated memory is still 4.6GB. Free memory was 3.6GB in the beginning and 3.4GB in the end (delta: 216.0MB). Peak memory consumption was 330.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:12,988 INFO L158 Benchmark]: RCFGBuilder took 37562.93ms. Allocated memory was 4.6GB in the beginning and 8.1GB in the end (delta: 3.6GB). Free memory was 3.4GB in the beginning and 6.7GB in the end (delta: -3.3GB). Peak memory consumption was 612.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:12,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 63.1MB in the beginning and 63.0MB in the end (delta: 65.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20974.93ms. Allocated memory was 360.7MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 185.9MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 641.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4263.07ms. Allocated memory was 2.3GB in the beginning and 4.6GB in the end (delta: 2.3GB). Free memory was 1.5GB in the beginning and 3.6GB in the end (delta: -2.1GB). Peak memory consumption was 331.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2785.72ms. Allocated memory is still 4.6GB. Free memory was 3.6GB in the beginning and 3.4GB in the end (delta: 216.0MB). Peak memory consumption was 330.3MB. Max. memory is 16.1GB. * RCFGBuilder took 37562.93ms. Allocated memory was 4.6GB in the beginning and 8.1GB in the end (delta: 3.6GB). Free memory was 3.4GB in the beginning and 6.7GB in the end (delta: -3.3GB). Peak memory consumption was 612.4MB. 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 15:06:13,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/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 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_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/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_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/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_87e57358-1023-48f7-8a0c-81f74636fa64/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 b0b9e68c64b2e4acb31dac6241776d34aa88c073f8616b785c850cbdad76098f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:15,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:15,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:15,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:15,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:15,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:15,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:15,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:15,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:15,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:15,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:15,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:15,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:15,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:15,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:15,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:15,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:15,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:15,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:15,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:15,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:15,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:15,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:15,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:15,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:15,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:15,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:15,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:15,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:15,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:15,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:15,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:15,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:15,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:15,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:15,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:15,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:15,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:15,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:15,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:15,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:15,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:15,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:15,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:15,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:15,888 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:15,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:15,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:15,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:15,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:15,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:15,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:15,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:15,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:15,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:15,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:15,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:15,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:15,894 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:15,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:15,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:15,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:15,895 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:15,895 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:15,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:15,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:15,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:15,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:15,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:15,897 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:15,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:15,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:15,897 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:15,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:15,898 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_87e57358-1023-48f7-8a0c-81f74636fa64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b9e68c64b2e4acb31dac6241776d34aa88c073f8616b785c850cbdad76098f [2021-11-23 15:06:16,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:16,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:16,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:16,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:16,289 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:16,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label04.c [2021-11-23 15:06:16,364 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/79f938b5d/df1b78482c204c4a9cbfba2562512ab4/FLAG82e16a6ef [2021-11-23 15:06:19,554 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:19,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/sv-benchmarks/c/eca-rers2012/Problem07_label04.c [2021-11-23 15:06:19,798 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/79f938b5d/df1b78482c204c4a9cbfba2562512ab4/FLAG82e16a6ef [2021-11-23 15:06:19,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/data/79f938b5d/df1b78482c204c4a9cbfba2562512ab4 [2021-11-23 15:06:19,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:19,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:19,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:19,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:19,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:19,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:19" (1/1) ... [2021-11-23 15:06:19,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4288b90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:19, skipping insertion in model container [2021-11-23 15:06:19,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:19" (1/1) ... [2021-11-23 15:06:19,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:20,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:32,929 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_87e57358-1023-48f7-8a0c-81f74636fa64/sv-benchmarks/c/eca-rers2012/Problem07_label04.c[2773075,2773088] [2021-11-23 15:06:32,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:33,009 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:40,772 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_87e57358-1023-48f7-8a0c-81f74636fa64/sv-benchmarks/c/eca-rers2012/Problem07_label04.c[2773075,2773088] [2021-11-23 15:06:40,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:42,283 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:42,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42 WrapperNode [2021-11-23 15:06:42,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:42,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:42,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:42,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:42,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:43,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:45,874 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:06:45,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:45,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:45,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:45,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:45,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:45,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:46,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:46,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:48,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:48,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:48,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:49,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:49,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:49,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:49,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:49,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:49,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:49,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:49,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:49,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:49,431 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:49,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:42,970 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:07:43,088 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 15:07:43,093 INFO L158 Benchmark]: Toolchain (without parser) took 83266.93ms. Allocated memory was 465.6MB in the beginning and 8.2GB in the end (delta: 7.7GB). Free memory was 324.4MB in the beginning and 6.5GB in the end (delta: -6.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2021-11-23 15:07:43,094 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:43,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22459.42ms. Allocated memory was 465.6MB in the beginning and 3.2GB in the end (delta: 2.7GB). Free memory was 324.4MB in the beginning and 2.4GB in the end (delta: -2.1GB). Peak memory consumption was 674.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:43,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 3588.27ms. Allocated memory was 3.2GB in the beginning and 5.5GB in the end (delta: 2.4GB). Free memory was 2.4GB in the beginning and 4.5GB in the end (delta: -2.1GB). Peak memory consumption was 277.9MB. Max. memory is 16.1GB. [2021-11-23 15:07:43,097 INFO L158 Benchmark]: Boogie Preprocessor took 3322.22ms. Allocated memory is still 5.5GB. Free memory was 4.5GB in the beginning and 4.4GB in the end (delta: 173.0MB). Peak memory consumption was 327.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:43,097 INFO L158 Benchmark]: RCFGBuilder took 53889.87ms. Allocated memory was 5.5GB in the beginning and 8.2GB in the end (delta: 2.6GB). Free memory was 4.4GB in the beginning and 6.5GB in the end (delta: -2.1GB). Peak memory consumption was 593.5MB. Max. memory is 16.1GB. [2021-11-23 15:07:43,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22459.42ms. Allocated memory was 465.6MB in the beginning and 3.2GB in the end (delta: 2.7GB). Free memory was 324.4MB in the beginning and 2.4GB in the end (delta: -2.1GB). Peak memory consumption was 674.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3588.27ms. Allocated memory was 3.2GB in the beginning and 5.5GB in the end (delta: 2.4GB). Free memory was 2.4GB in the beginning and 4.5GB in the end (delta: -2.1GB). Peak memory consumption was 277.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3322.22ms. Allocated memory is still 5.5GB. Free memory was 4.5GB in the beginning and 4.4GB in the end (delta: 173.0MB). Peak memory consumption was 327.2MB. Max. memory is 16.1GB. * RCFGBuilder took 53889.87ms. Allocated memory was 5.5GB in the beginning and 8.2GB in the end (delta: 2.6GB). Free memory was 4.4GB in the beginning and 6.5GB in the end (delta: -2.1GB). Peak memory consumption was 593.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:07:43,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e57358-1023-48f7-8a0c-81f74636fa64/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