./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label27.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_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/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_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/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_6e230664-ec93-4b7d-84a0-d378909d4875/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 70ecb2446f57553abe7468e1f232296cdba8856c774fb79cc62538ced35b338d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:27,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:27,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:27,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:27,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:27,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:27,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:27,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:27,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:27,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:27,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:27,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:27,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:27,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:27,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:27,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:27,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:27,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:27,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:27,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:27,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:27,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:27,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:27,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:27,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:27,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:27,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:27,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:27,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:27,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:27,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:27,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:27,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:27,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:27,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:27,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:27,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:27,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:27,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:27,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:27,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:27,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:27,228 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:27,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:27,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:27,229 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:27,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:27,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:27,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:27,231 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:27,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:27,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:27,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:27,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:27,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:27,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:27,233 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:27,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:27,234 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:27,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:27,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:27,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:27,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:27,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:27,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:27,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:27,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:27,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:27,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:27,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:27,237 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_6e230664-ec93-4b7d-84a0-d378909d4875/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70ecb2446f57553abe7468e1f232296cdba8856c774fb79cc62538ced35b338d [2021-11-23 15:44:27,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:27,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:27,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:27,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:27,514 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:27,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2021-11-23 15:44:27,609 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/fef95892b/088f2dbdf04a4c8d93a871ea907fae44/FLAGbb2a6095b [2021-11-23 15:44:28,230 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:28,231 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2021-11-23 15:44:28,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/fef95892b/088f2dbdf04a4c8d93a871ea907fae44/FLAGbb2a6095b [2021-11-23 15:44:28,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/fef95892b/088f2dbdf04a4c8d93a871ea907fae44 [2021-11-23 15:44:28,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:28,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:28,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:28,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:28,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:28,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:28" (1/1) ... [2021-11-23 15:44:28,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@356b6863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:28, skipping insertion in model container [2021-11-23 15:44:28,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:28" (1/1) ... [2021-11-23 15:44:28,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:28,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:28,833 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_6e230664-ec93-4b7d-84a0-d378909d4875/sv-benchmarks/c/eca-rers2012/Problem10_label27.c[6867,6880] [2021-11-23 15:44:29,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:29,057 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:29,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/sv-benchmarks/c/eca-rers2012/Problem10_label27.c[6867,6880] [2021-11-23 15:44:29,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:29,173 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:29,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29 WrapperNode [2021-11-23 15:44:29,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:29,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:29,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:29,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:29,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,254 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2021-11-23 15:44:29,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:29,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:29,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:29,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:29,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:29,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:29,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:29,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:29,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:29" (1/1) ... [2021-11-23 15:44:29,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:29,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:29,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:29,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:29,489 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:29,491 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:30,574 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:30,610 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 15:44:30,615 INFO L158 Benchmark]: Toolchain (without parser) took 2099.44ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 55.2MB in the beginning and 67.7MB in the end (delta: -12.5MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:44:30,615 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 62.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:30,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.32ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 55.0MB in the beginning and 85.6MB in the end (delta: -30.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:30,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.47ms. Allocated memory is still 127.9MB. Free memory was 85.6MB in the beginning and 77.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:30,618 INFO L158 Benchmark]: Boogie Preprocessor took 95.58ms. Allocated memory is still 127.9MB. Free memory was 77.2MB in the beginning and 72.3MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:44:30,619 INFO L158 Benchmark]: RCFGBuilder took 1260.24ms. Allocated memory is still 127.9MB. Free memory was 72.3MB in the beginning and 67.7MB in the end (delta: 4.6MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-11-23 15:44:30,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 62.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.32ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 55.0MB in the beginning and 85.6MB in the end (delta: -30.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.47ms. Allocated memory is still 127.9MB. Free memory was 85.6MB in the beginning and 77.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.58ms. Allocated memory is still 127.9MB. Free memory was 77.2MB in the beginning and 72.3MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1260.24ms. Allocated memory is still 127.9MB. Free memory was 72.3MB in the beginning and 67.7MB in the end (delta: 4.6MB). Peak memory consumption was 37.0MB. 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 15:44:30,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/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_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/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_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/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_6e230664-ec93-4b7d-84a0-d378909d4875/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 70ecb2446f57553abe7468e1f232296cdba8856c774fb79cc62538ced35b338d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:33,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:33,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:33,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:33,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:33,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:33,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:33,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:33,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:33,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:33,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:33,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:33,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:33,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:33,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:33,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:33,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:33,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:33,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:33,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:33,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:33,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:33,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:33,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:33,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:33,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:33,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:33,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:33,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:33,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:33,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:33,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:33,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:33,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:33,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:33,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:33,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:33,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:33,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:33,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:33,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:33,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:33,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:33,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:33,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:33,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:33,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:33,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:33,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:33,370 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:33,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:33,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:33,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:33,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:33,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:33,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:33,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:33,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:33,373 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:33,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:33,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:33,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:33,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:33,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:33,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:33,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:33,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:33,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:33,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:33,376 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:33,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:33,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:33,376 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:33,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:33,377 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_6e230664-ec93-4b7d-84a0-d378909d4875/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70ecb2446f57553abe7468e1f232296cdba8856c774fb79cc62538ced35b338d [2021-11-23 15:44:33,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:33,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:33,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:33,821 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:33,822 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:33,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2021-11-23 15:44:33,890 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/bb11f83d8/76bce3dc84a149bbb09172c37b737064/FLAG1595a047d [2021-11-23 15:44:34,457 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:34,458 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2021-11-23 15:44:34,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/bb11f83d8/76bce3dc84a149bbb09172c37b737064/FLAG1595a047d [2021-11-23 15:44:34,709 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/data/bb11f83d8/76bce3dc84a149bbb09172c37b737064 [2021-11-23 15:44:34,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:34,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:34,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:34,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:34,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:34,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:34" (1/1) ... [2021-11-23 15:44:34,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12bc59f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:34, skipping insertion in model container [2021-11-23 15:44:34,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:34" (1/1) ... [2021-11-23 15:44:34,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:34,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:35,107 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_6e230664-ec93-4b7d-84a0-d378909d4875/sv-benchmarks/c/eca-rers2012/Problem10_label27.c[6867,6880] [2021-11-23 15:44:35,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:35,350 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:35,392 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_6e230664-ec93-4b7d-84a0-d378909d4875/sv-benchmarks/c/eca-rers2012/Problem10_label27.c[6867,6880] [2021-11-23 15:44:35,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:35,540 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:35,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35 WrapperNode [2021-11-23 15:44:35,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:35,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:35,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:35,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:35,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,657 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 595 [2021-11-23 15:44:35,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:35,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:35,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:35,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:35,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:35,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:35,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:35,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:35,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:35" (1/1) ... [2021-11-23 15:44:35,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:35,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:35,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:35,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:35,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:35,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:38,900 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:38,933 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 15:44:38,938 INFO L158 Benchmark]: Toolchain (without parser) took 4224.28ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 53.8MB in the beginning and 51.3MB in the end (delta: 2.5MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,939 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:38,939 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.69ms. Allocated memory is still 71.3MB. Free memory was 53.6MB in the beginning and 33.3MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.28ms. Allocated memory is still 71.3MB. Free memory was 33.1MB in the beginning and 51.9MB in the end (delta: -18.8MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,941 INFO L158 Benchmark]: Boogie Preprocessor took 115.02ms. Allocated memory is still 71.3MB. Free memory was 51.9MB in the beginning and 47.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,942 INFO L158 Benchmark]: RCFGBuilder took 3158.96ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.7MB in the beginning and 51.3MB in the end (delta: -3.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,946 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.69ms. Allocated memory is still 71.3MB. Free memory was 53.6MB in the beginning and 33.3MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.28ms. Allocated memory is still 71.3MB. Free memory was 33.1MB in the beginning and 51.9MB in the end (delta: -18.8MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.02ms. Allocated memory is still 71.3MB. Free memory was 51.9MB in the beginning and 47.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3158.96ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.7MB in the beginning and 51.3MB in the end (delta: -3.5MB). Peak memory consumption was 29.8MB. 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 15:44:39,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e230664-ec93-4b7d-84a0-d378909d4875/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