./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label33.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_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/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_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/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_555e6ba3-9c40-45f1-9445-346791b51146/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 b97036a8ea63c4afe4e17ab498413a7da82785e46d8dc8de6bae5a7f7f36d51b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:49,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:49,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:49,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:49,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:49,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:49,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:49,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:49,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:49,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:49,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:49,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:49,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:49,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:49,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:49,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:49,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:49,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:49,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:49,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:49,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:49,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:49,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:49,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:49,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:49,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:49,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:49,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:49,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:49,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:49,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:49,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:49,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:49,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:49,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:49,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:49,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:49,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:49,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:49,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:49,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:49,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:49,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:49,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:49,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:49,624 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:49,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:49,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:49,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:49,626 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:49,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:49,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:49,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:49,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:49,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:49,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:49,634 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:49,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:49,635 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:49,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:49,635 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:49,636 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:49,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:49,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:49,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:49,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:49,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:49,637 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:49,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:49,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:49,638 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_555e6ba3-9c40-45f1-9445-346791b51146/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b97036a8ea63c4afe4e17ab498413a7da82785e46d8dc8de6bae5a7f7f36d51b [2021-11-23 15:47:49,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:49,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:49,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:49,918 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:49,923 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:49,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2021-11-23 15:47:49,992 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/0db00a0ec/b30b0ce8ba444f91ba6352cd2dca3984/FLAG6e72784ba [2021-11-23 15:47:51,050 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:51,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2021-11-23 15:47:51,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/0db00a0ec/b30b0ce8ba444f91ba6352cd2dca3984/FLAG6e72784ba [2021-11-23 15:47:51,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/0db00a0ec/b30b0ce8ba444f91ba6352cd2dca3984 [2021-11-23 15:47:51,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:51,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:51,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:51,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:51,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:51,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39679a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51, skipping insertion in model container [2021-11-23 15:47:51,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:51,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:53,630 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_555e6ba3-9c40-45f1-9445-346791b51146/sv-benchmarks/c/eca-rers2012/Problem06_label33.c[332549,332562] [2021-11-23 15:47:53,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:53,665 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:54,853 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_555e6ba3-9c40-45f1-9445-346791b51146/sv-benchmarks/c/eca-rers2012/Problem06_label33.c[332549,332562] [2021-11-23 15:47:54,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:54,915 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:54,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54 WrapperNode [2021-11-23 15:47:54,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:54,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:54,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:54,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:54,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:55,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:55,458 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:47:55,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:55,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:55,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:55,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:55,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:55,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:55,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:55,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:55,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:56,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:56,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:56,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:56,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:56,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:56,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:56,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:54" (1/1) ... [2021-11-23 15:47:56,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:56,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:56,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:56,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:56,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:56,514 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:56,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:02,496 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:02,581 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 15:48:02,586 INFO L158 Benchmark]: Toolchain (without parser) took 11149.60ms. Allocated memory was 109.1MB in the beginning and 784.3MB in the end (delta: 675.3MB). Free memory was 69.0MB in the beginning and 395.7MB in the end (delta: -326.7MB). Peak memory consumption was 348.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:02,587 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:02,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3479.44ms. Allocated memory was 109.1MB in the beginning and 207.6MB in the end (delta: 98.6MB). Free memory was 69.0MB in the beginning and 88.4MB in the end (delta: -19.4MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:02,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 541.47ms. Allocated memory is still 207.6MB. Free memory was 88.4MB in the beginning and 63.3MB in the end (delta: 25.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:02,590 INFO L158 Benchmark]: Boogie Preprocessor took 699.22ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 63.3MB in the beginning and 265.6MB in the end (delta: -202.3MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:02,591 INFO L158 Benchmark]: RCFGBuilder took 6424.68ms. Allocated memory was 415.2MB in the beginning and 784.3MB in the end (delta: 369.1MB). Free memory was 265.6MB in the beginning and 395.7MB in the end (delta: -130.1MB). Peak memory consumption was 239.0MB. Max. memory is 16.1GB. [2021-11-23 15:48:02,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3479.44ms. Allocated memory was 109.1MB in the beginning and 207.6MB in the end (delta: 98.6MB). Free memory was 69.0MB in the beginning and 88.4MB in the end (delta: -19.4MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 541.47ms. Allocated memory is still 207.6MB. Free memory was 88.4MB in the beginning and 63.3MB in the end (delta: 25.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 699.22ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 63.3MB in the beginning and 265.6MB in the end (delta: -202.3MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6424.68ms. Allocated memory was 415.2MB in the beginning and 784.3MB in the end (delta: 369.1MB). Free memory was 265.6MB in the beginning and 395.7MB in the end (delta: -130.1MB). Peak memory consumption was 239.0MB. 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 15:48:02,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/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_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/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_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/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_555e6ba3-9c40-45f1-9445-346791b51146/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 b97036a8ea63c4afe4e17ab498413a7da82785e46d8dc8de6bae5a7f7f36d51b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:04,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:04,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:05,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:05,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:05,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:05,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:05,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:05,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:05,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:05,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:05,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:05,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:05,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:05,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:05,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:05,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:05,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:05,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:05,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:05,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:05,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:05,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:05,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:05,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:05,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:05,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:05,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:05,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:05,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:05,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:05,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:05,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:05,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:05,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:05,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:05,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:05,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:05,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:05,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:05,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:05,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:05,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:05,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:05,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:05,141 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:05,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:05,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:05,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:05,144 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:05,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:05,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:05,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:05,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:05,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:05,146 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:05,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:05,147 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:05,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:05,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:05,148 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:05,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:05,148 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:05,148 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:05,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:05,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:05,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:05,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:05,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:05,150 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:05,151 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:05,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:05,151 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:05,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:05,152 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_555e6ba3-9c40-45f1-9445-346791b51146/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b97036a8ea63c4afe4e17ab498413a7da82785e46d8dc8de6bae5a7f7f36d51b [2021-11-23 15:48:05,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:05,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:05,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:05,547 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:05,548 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:05,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2021-11-23 15:48:05,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/e57a2a767/20315e3371244a758c0b83f5b1aee626/FLAG3c95011d8 [2021-11-23 15:48:06,713 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:06,714 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2021-11-23 15:48:06,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/e57a2a767/20315e3371244a758c0b83f5b1aee626/FLAG3c95011d8 [2021-11-23 15:48:06,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/data/e57a2a767/20315e3371244a758c0b83f5b1aee626 [2021-11-23 15:48:06,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:06,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:06,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:06,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:06,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:06,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:06" (1/1) ... [2021-11-23 15:48:06,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@686f59f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:06, skipping insertion in model container [2021-11-23 15:48:06,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:06" (1/1) ... [2021-11-23 15:48:06,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:07,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:09,373 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_555e6ba3-9c40-45f1-9445-346791b51146/sv-benchmarks/c/eca-rers2012/Problem06_label33.c[332549,332562] [2021-11-23 15:48:09,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:09,421 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:10,659 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_555e6ba3-9c40-45f1-9445-346791b51146/sv-benchmarks/c/eca-rers2012/Problem06_label33.c[332549,332562] [2021-11-23 15:48:10,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:10,719 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:10,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10 WrapperNode [2021-11-23 15:48:10,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:10,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:10,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:10,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:10,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:10,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,318 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:48:11,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:11,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:11,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:11,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:11,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:11,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:11,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:11,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:11,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:11,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:11,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:11,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:11,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:11,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:12,244 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:12,260 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:20,763 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:20,840 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 15:48:20,849 INFO L158 Benchmark]: Toolchain (without parser) took 13878.02ms. Allocated memory was 81.8MB in the beginning and 696.3MB in the end (delta: 614.5MB). Free memory was 53.8MB in the beginning and 464.9MB in the end (delta: -411.1MB). Peak memory consumption was 452.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:20,850 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:20,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3748.87ms. Allocated memory was 81.8MB in the beginning and 182.5MB in the end (delta: 100.7MB). Free memory was 53.5MB in the beginning and 86.0MB in the end (delta: -32.4MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:20,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 597.25ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 86.0MB in the beginning and 246.9MB in the end (delta: -161.0MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:20,853 INFO L158 Benchmark]: Boogie Preprocessor took 574.38ms. Allocated memory is still 364.9MB. Free memory was 246.9MB in the beginning and 208.2MB in the end (delta: 38.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:20,854 INFO L158 Benchmark]: RCFGBuilder took 8950.50ms. Allocated memory was 364.9MB in the beginning and 696.3MB in the end (delta: 331.4MB). Free memory was 208.2MB in the beginning and 464.9MB in the end (delta: -256.8MB). Peak memory consumption was 324.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:20,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3748.87ms. Allocated memory was 81.8MB in the beginning and 182.5MB in the end (delta: 100.7MB). Free memory was 53.5MB in the beginning and 86.0MB in the end (delta: -32.4MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 597.25ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 86.0MB in the beginning and 246.9MB in the end (delta: -161.0MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 574.38ms. Allocated memory is still 364.9MB. Free memory was 246.9MB in the beginning and 208.2MB in the end (delta: 38.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8950.50ms. Allocated memory was 364.9MB in the beginning and 696.3MB in the end (delta: 331.4MB). Free memory was 208.2MB in the beginning and 464.9MB in the end (delta: -256.8MB). Peak memory consumption was 324.2MB. 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 15:48:20,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_555e6ba3-9c40-45f1-9445-346791b51146/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