./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gsv2008.i --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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gsv2008.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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 d7b840784ed09a8ba534cc1991a3b26e3517ca5684a3a750b52e1a997eff0418 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:12,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:12,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:12,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:12,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:12,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:12,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:12,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:12,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:12,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:12,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:12,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:12,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:12,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:12,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:12,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:12,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:12,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:12,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:12,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:12,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:12,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:12,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:12,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:12,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:12,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:12,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:12,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:12,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:12,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:12,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:12,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:12,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:12,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:12,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:12,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:12,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:12,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:12,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:12,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:12,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:12,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:12,502 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:12,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:12,505 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:12,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:12,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:12,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:12,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:12,506 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:12,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:12,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:12,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:12,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:12,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:12,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:12,509 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:12,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:12,509 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:12,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:12,510 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:12,510 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:12,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:12,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:12,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:12,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:12,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:12,511 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:12,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:12,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:12,512 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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b840784ed09a8ba534cc1991a3b26e3517ca5684a3a750b52e1a997eff0418 [2021-11-23 15:51:12,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:12,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:12,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:12,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:12,838 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:12,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-lit/gsv2008.i [2021-11-23 15:51:12,920 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/22e15bf4a/3e79f0c18734439a9a3ab666db7cd228/FLAG20d2c7701 [2021-11-23 15:51:13,441 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:13,442 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/sv-benchmarks/c/loop-lit/gsv2008.i [2021-11-23 15:51:13,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/22e15bf4a/3e79f0c18734439a9a3ab666db7cd228/FLAG20d2c7701 [2021-11-23 15:51:13,812 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/22e15bf4a/3e79f0c18734439a9a3ab666db7cd228 [2021-11-23 15:51:13,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:13,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:13,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:13,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:13,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:13,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6caad794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13, skipping insertion in model container [2021-11-23 15:51:13,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:13,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:14,028 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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/sv-benchmarks/c/loop-lit/gsv2008.i[895,908] [2021-11-23 15:51:14,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:14,046 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:14,056 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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/sv-benchmarks/c/loop-lit/gsv2008.i[895,908] [2021-11-23 15:51:14,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:14,072 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:14,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14 WrapperNode [2021-11-23 15:51:14,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:14,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:14,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:14,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:14,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,125 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2021-11-23 15:51:14,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:14,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:14,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:14,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:14,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:14,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:14,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:14,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:14,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:14,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:14,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:14,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:14,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:14,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:14,271 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:14,272 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:14,374 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:14,400 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 15:51:14,405 INFO L158 Benchmark]: Toolchain (without parser) took 588.72ms. Allocated memory is still 123.7MB. Free memory was 82.8MB in the beginning and 85.6MB in the end (delta: -2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:14,405 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:14,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.08ms. Allocated memory is still 123.7MB. Free memory was 82.6MB in the beginning and 97.1MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:14,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.49ms. Allocated memory is still 123.7MB. Free memory was 97.1MB in the beginning and 95.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:14,410 INFO L158 Benchmark]: Boogie Preprocessor took 24.29ms. Allocated memory is still 123.7MB. Free memory was 95.7MB in the beginning and 95.0MB in the end (delta: 755.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:14,411 INFO L158 Benchmark]: RCFGBuilder took 252.35ms. Allocated memory is still 123.7MB. Free memory was 94.8MB in the beginning and 85.6MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:14,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.08ms. Allocated memory is still 123.7MB. Free memory was 82.6MB in the beginning and 97.1MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.49ms. Allocated memory is still 123.7MB. Free memory was 97.1MB in the beginning and 95.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.29ms. Allocated memory is still 123.7MB. Free memory was 95.7MB in the beginning and 95.0MB in the end (delta: 755.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 252.35ms. Allocated memory is still 123.7MB. Free memory was 94.8MB in the beginning and 85.6MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:14,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gsv2008.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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 d7b840784ed09a8ba534cc1991a3b26e3517ca5684a3a750b52e1a997eff0418 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:16,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:16,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:16,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:16,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:16,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:16,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:16,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:16,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:16,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:16,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:16,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:16,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:16,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:16,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:16,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:16,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:16,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:16,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:16,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:16,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:16,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:16,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:17,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:17,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:17,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:17,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:17,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:17,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:17,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:17,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:17,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:17,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:17,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:17,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:17,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:17,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:17,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:17,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:17,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:17,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:17,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:17,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:17,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:17,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:17,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:17,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:17,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:17,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:17,093 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:17,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:17,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:17,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:17,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:17,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:17,095 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:17,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:17,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:17,096 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:17,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:17,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:17,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:17,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:17,097 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:17,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:17,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:17,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:17,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:17,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:17,098 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:17,098 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:17,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:17,099 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:17,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:17,099 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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b840784ed09a8ba534cc1991a3b26e3517ca5684a3a750b52e1a997eff0418 [2021-11-23 15:51:17,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:17,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:17,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:17,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:17,535 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:17,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-lit/gsv2008.i [2021-11-23 15:51:17,609 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/1bd2acd87/c63c3a85083548aeb716c0ff63c0f5d6/FLAG7b66cc356 [2021-11-23 15:51:18,211 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:18,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/sv-benchmarks/c/loop-lit/gsv2008.i [2021-11-23 15:51:18,220 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/1bd2acd87/c63c3a85083548aeb716c0ff63c0f5d6/FLAG7b66cc356 [2021-11-23 15:51:18,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/data/1bd2acd87/c63c3a85083548aeb716c0ff63c0f5d6 [2021-11-23 15:51:18,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:18,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:18,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:18,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:18,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:18,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e0491a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18, skipping insertion in model container [2021-11-23 15:51:18,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:18,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:18,481 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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/sv-benchmarks/c/loop-lit/gsv2008.i[895,908] [2021-11-23 15:51:18,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:18,502 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:18,516 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_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/sv-benchmarks/c/loop-lit/gsv2008.i[895,908] [2021-11-23 15:51:18,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:18,533 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:18,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18 WrapperNode [2021-11-23 15:51:18,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:18,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:18,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:18,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:18,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,576 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2021-11-23 15:51:18,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:18,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:18,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:18,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:18,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:18,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:18,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:18,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:18,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:18,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:18,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:18,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:18,757 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:18,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:18,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:18,935 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 15:51:18,954 INFO L158 Benchmark]: Toolchain (without parser) took 712.02ms. Allocated memory is still 81.8MB. Free memory was 45.4MB in the beginning and 47.5MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:18,955 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 62.1MB in the beginning and 62.0MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:18,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.92ms. Allocated memory is still 81.8MB. Free memory was 45.2MB in the beginning and 59.0MB in the end (delta: -13.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:18,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.76ms. Allocated memory is still 81.8MB. Free memory was 59.0MB in the beginning and 57.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:18,958 INFO L158 Benchmark]: Boogie Preprocessor took 42.40ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 956.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:18,959 INFO L158 Benchmark]: RCFGBuilder took 331.48ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 47.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:18,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 62.1MB in the beginning and 62.0MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.92ms. Allocated memory is still 81.8MB. Free memory was 45.2MB in the beginning and 59.0MB in the end (delta: -13.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.76ms. Allocated memory is still 81.8MB. Free memory was 59.0MB in the beginning and 57.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.40ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 956.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 331.48ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 47.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:19,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52eeec8f-2e28-40ef-8c68-d2c5531f8c02/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