./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label47.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_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/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_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/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_8eec76f4-df0e-4b85-ba75-853035d9da3a/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 839bcd25626cdc0ed75038aab1bf176ebec3678569036a1ba099630a47b5ad4c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:28,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:28,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:28,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:28,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:28,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:28,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:28,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:28,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:28,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:28,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:28,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:28,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:28,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:28,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:28,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:28,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:28,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:28,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:28,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:28,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:28,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:28,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:28,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:28,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:28,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:28,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:28,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:28,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:28,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:28,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:28,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:28,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:28,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:28,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:28,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:28,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:28,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:28,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:28,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:28,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:28,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:42:28,265 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:28,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:28,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:28,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:28,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:28,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:28,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:28,268 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:28,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:28,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:28,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:28,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:28,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:28,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:28,276 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:28,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:28,277 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:28,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:28,277 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:28,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:28,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:28,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:28,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:28,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:28,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:28,279 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:28,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:28,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:28,279 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_8eec76f4-df0e-4b85-ba75-853035d9da3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 839bcd25626cdc0ed75038aab1bf176ebec3678569036a1ba099630a47b5ad4c [2021-11-23 15:42:28,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:28,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:28,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:28,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:28,590 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:28,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label47.c [2021-11-23 15:42:28,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/d18b45b33/74bbd9484801498ab69c1567de5cbb5c/FLAG1dc64e735 [2021-11-23 15:42:31,617 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:31,618 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/sv-benchmarks/c/eca-rers2012/Problem07_label47.c [2021-11-23 15:42:31,861 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/d18b45b33/74bbd9484801498ab69c1567de5cbb5c/FLAG1dc64e735 [2021-11-23 15:42:31,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/d18b45b33/74bbd9484801498ab69c1567de5cbb5c [2021-11-23 15:42:32,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:32,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:32,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:32,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:32,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:32,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c672c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:32, skipping insertion in model container [2021-11-23 15:42:32,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:32,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:44,625 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_8eec76f4-df0e-4b85-ba75-853035d9da3a/sv-benchmarks/c/eca-rers2012/Problem07_label47.c[2766942,2766955] [2021-11-23 15:42:44,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:44,717 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:51,585 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_8eec76f4-df0e-4b85-ba75-853035d9da3a/sv-benchmarks/c/eca-rers2012/Problem07_label47.c[2766942,2766955] [2021-11-23 15:42:51,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:52,402 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:52,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52 WrapperNode [2021-11-23 15:42:52,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:52,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:52,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:52,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:52,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:53,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:55,782 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:42:55,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:55,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:55,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:55,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:55,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:55,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:56,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:56,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:57,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:57,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:58,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:58,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:58,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:58,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:58,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:58,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:52" (1/1) ... [2021-11-23 15:42:58,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:58,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:58,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:58,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:58,696 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:58,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:34,248 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:34,365 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 15:43:34,370 INFO L158 Benchmark]: Toolchain (without parser) took 62364.69ms. Allocated memory was 222.3MB in the beginning and 8.8GB in the end (delta: 8.6GB). Free memory was 97.0MB in the beginning and 7.3GB in the end (delta: -7.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:43:34,371 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:34,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20381.09ms. Allocated memory was 222.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 97.0MB in the beginning and 1.0GB in the end (delta: -951.9MB). Peak memory consumption was 636.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,373 INFO L158 Benchmark]: Boogie Procedure Inliner took 3378.83ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.0GB in the beginning and 2.6GB in the end (delta: -1.6GB). Peak memory consumption was 337.6MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,374 INFO L158 Benchmark]: Boogie Preprocessor took 2674.28ms. Allocated memory was 3.6GB in the beginning and 6.5GB in the end (delta: 2.9GB). Free memory was 2.6GB in the beginning and 5.3GB in the end (delta: -2.7GB). Peak memory consumption was 259.0MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,375 INFO L158 Benchmark]: RCFGBuilder took 35910.02ms. Allocated memory was 6.5GB in the beginning and 8.8GB in the end (delta: 2.3GB). Free memory was 5.3GB in the beginning and 7.3GB in the end (delta: -1.9GB). Peak memory consumption was 609.2MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20381.09ms. Allocated memory was 222.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 97.0MB in the beginning and 1.0GB in the end (delta: -951.9MB). Peak memory consumption was 636.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3378.83ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.0GB in the beginning and 2.6GB in the end (delta: -1.6GB). Peak memory consumption was 337.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2674.28ms. Allocated memory was 3.6GB in the beginning and 6.5GB in the end (delta: 2.9GB). Free memory was 2.6GB in the beginning and 5.3GB in the end (delta: -2.7GB). Peak memory consumption was 259.0MB. Max. memory is 16.1GB. * RCFGBuilder took 35910.02ms. Allocated memory was 6.5GB in the beginning and 8.8GB in the end (delta: 2.3GB). Free memory was 5.3GB in the beginning and 7.3GB in the end (delta: -1.9GB). Peak memory consumption was 609.2MB. 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 15:43:34,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/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_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/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_8eec76f4-df0e-4b85-ba75-853035d9da3a/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 839bcd25626cdc0ed75038aab1bf176ebec3678569036a1ba099630a47b5ad4c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:36,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:36,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:36,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:36,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:36,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:36,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:36,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:36,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:36,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:36,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:36,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:36,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:36,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:36,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:36,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:36,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:36,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:36,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:36,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:36,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:36,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:36,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:36,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:36,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:36,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:36,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:36,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:36,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:36,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:36,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:36,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:36,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:36,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:36,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:36,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:36,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:36,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:36,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:36,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:36,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:36,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:43:37,018 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:37,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:37,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:37,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:37,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:37,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:37,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:37,021 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:37,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:37,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:37,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:37,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:37,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:37,022 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:43:37,022 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:43:37,022 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:43:37,023 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:37,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:37,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:37,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:37,023 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:37,023 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:37,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:37,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:37,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:37,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:37,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:37,025 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:43:37,025 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:43:37,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:37,025 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:43:37,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:43:37,026 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_8eec76f4-df0e-4b85-ba75-853035d9da3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 839bcd25626cdc0ed75038aab1bf176ebec3678569036a1ba099630a47b5ad4c [2021-11-23 15:43:37,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:37,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:37,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:37,477 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:37,478 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:37,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label47.c [2021-11-23 15:43:37,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/f02b47bb3/e82ca0b360fc4c988aa8885786391e03/FLAG647392fe5 [2021-11-23 15:43:40,533 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:40,533 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/sv-benchmarks/c/eca-rers2012/Problem07_label47.c [2021-11-23 15:43:40,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/f02b47bb3/e82ca0b360fc4c988aa8885786391e03/FLAG647392fe5 [2021-11-23 15:43:40,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/data/f02b47bb3/e82ca0b360fc4c988aa8885786391e03 [2021-11-23 15:43:40,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:40,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:40,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:40,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:40,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:41,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:41,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b8f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:41, skipping insertion in model container [2021-11-23 15:43:41,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:41,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:42,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:54,157 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_8eec76f4-df0e-4b85-ba75-853035d9da3a/sv-benchmarks/c/eca-rers2012/Problem07_label47.c[2766942,2766955] [2021-11-23 15:43:54,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:54,244 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:01,413 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_8eec76f4-df0e-4b85-ba75-853035d9da3a/sv-benchmarks/c/eca-rers2012/Problem07_label47.c[2766942,2766955] [2021-11-23 15:44:01,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:02,498 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:02,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02 WrapperNode [2021-11-23 15:44:02,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:02,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:02,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:02,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:02,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:03,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:05,723 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:44:05,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:05,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:05,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:05,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:05,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:05,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:06,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:06,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:07,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:07,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:08,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:08,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:08,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:08,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:08,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:08,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:02" (1/1) ... [2021-11-23 15:44:08,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:08,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:08,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:09,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:09,172 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:09,174 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:02,586 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:02,716 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 15:45:02,721 INFO L158 Benchmark]: Toolchain (without parser) took 81726.61ms. Allocated memory was 406.8MB in the beginning and 8.3GB in the end (delta: 7.9GB). Free memory was 251.2MB in the beginning and 6.5GB in the end (delta: -6.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:45:02,721 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 75.5MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:02,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21504.42ms. Allocated memory was 406.8MB in the beginning and 2.5GB in the end (delta: 2.1GB). Free memory was 250.9MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:45:02,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 3223.29ms. Allocated memory was 2.5GB in the beginning and 5.0GB in the end (delta: 2.5GB). Free memory was 1.8GB in the beginning and 4.0GB in the end (delta: -2.2GB). Peak memory consumption was 471.9MB. Max. memory is 16.1GB. [2021-11-23 15:45:02,724 INFO L158 Benchmark]: Boogie Preprocessor took 3230.71ms. Allocated memory is still 5.0GB. Free memory was 4.0GB in the beginning and 3.8GB in the end (delta: 195.0MB). Peak memory consumption was 392.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:02,725 INFO L158 Benchmark]: RCFGBuilder took 53763.11ms. Allocated memory was 5.0GB in the beginning and 8.3GB in the end (delta: 3.2GB). Free memory was 3.8GB in the beginning and 6.5GB in the end (delta: -2.7GB). Peak memory consumption was 617.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:02,728 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 75.5MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21504.42ms. Allocated memory was 406.8MB in the beginning and 2.5GB in the end (delta: 2.1GB). Free memory was 250.9MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3223.29ms. Allocated memory was 2.5GB in the beginning and 5.0GB in the end (delta: 2.5GB). Free memory was 1.8GB in the beginning and 4.0GB in the end (delta: -2.2GB). Peak memory consumption was 471.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3230.71ms. Allocated memory is still 5.0GB. Free memory was 4.0GB in the beginning and 3.8GB in the end (delta: 195.0MB). Peak memory consumption was 392.2MB. Max. memory is 16.1GB. * RCFGBuilder took 53763.11ms. Allocated memory was 5.0GB in the beginning and 8.3GB in the end (delta: 3.2GB). Free memory was 3.8GB in the beginning and 6.5GB in the end (delta: -2.7GB). Peak memory consumption was 617.6MB. 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 15:45:02,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eec76f4-df0e-4b85-ba75-853035d9da3a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable