./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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 c506323d3bd63f7e6137c28fc1be825d2491f66f4e75ccbab60530df37ca16f1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:57,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:57,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:57,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:57,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:57,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:57,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:57,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:57,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:57,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:57,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:57,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:57,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:57,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:57,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:57,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:57,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:57,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:57,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:57,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:57,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:57,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:57,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:57,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:57,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:57,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:57,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:57,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:57,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:57,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:57,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:57,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:57,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:57,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:57,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:57,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:57,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:57,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:57,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:57,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:57,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:57,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:57,228 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:57,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:57,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:57,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:57,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:57,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:57,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:57,234 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:57,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:57,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:57,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:57,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:57,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:57,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:57,244 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:57,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:57,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:57,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:57,245 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:57,245 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:57,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:57,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:57,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:57,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:57,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:57,246 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:57,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:57,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:57,247 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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c506323d3bd63f7e6137c28fc1be825d2491f66f4e75ccbab60530df37ca16f1 [2021-11-23 15:46:57,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:57,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:57,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:57,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:57,606 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:57,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2021-11-23 15:46:57,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/247ec4e38/01b36cd81b2c4212b5afe39c5e405278/FLAG27151a017 [2021-11-23 15:46:58,368 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:58,369 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2021-11-23 15:46:58,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/247ec4e38/01b36cd81b2c4212b5afe39c5e405278/FLAG27151a017 [2021-11-23 15:46:58,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/247ec4e38/01b36cd81b2c4212b5afe39c5e405278 [2021-11-23 15:46:58,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:58,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:58,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:58,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:58,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:58,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:58" (1/1) ... [2021-11-23 15:46:58,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edb74c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:58, skipping insertion in model container [2021-11-23 15:46:58,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:58" (1/1) ... [2021-11-23 15:46:58,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:58,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:58,986 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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c[319,332] [2021-11-23 15:46:59,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:59,023 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:59,039 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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c[319,332] [2021-11-23 15:46:59,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:59,062 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:59,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59 WrapperNode [2021-11-23 15:46:59,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:59,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:59,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:59,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:59,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,108 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2021-11-23 15:46:59,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:59,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:59,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:59,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:59,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:59,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:59,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:59,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:59,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:59" (1/1) ... [2021-11-23 15:46:59,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:59,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:59,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:59,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:59,323 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:59,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:59,463 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:59,480 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 15:46:59,485 INFO L158 Benchmark]: Toolchain (without parser) took 738.58ms. Allocated memory is still 111.1MB. Free memory was 74.1MB in the beginning and 73.8MB in the end (delta: 334.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:59,486 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:59,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.42ms. Allocated memory is still 111.1MB. Free memory was 73.9MB in the beginning and 85.2MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.83ms. Allocated memory is still 111.1MB. Free memory was 85.2MB in the beginning and 83.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,490 INFO L158 Benchmark]: Boogie Preprocessor took 30.96ms. Allocated memory is still 111.1MB. Free memory was 83.7MB in the beginning and 83.2MB in the end (delta: 547.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:59,492 INFO L158 Benchmark]: RCFGBuilder took 341.15ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 73.8MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.42ms. Allocated memory is still 111.1MB. Free memory was 73.9MB in the beginning and 85.2MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.83ms. Allocated memory is still 111.1MB. Free memory was 85.2MB in the beginning and 83.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.96ms. Allocated memory is still 111.1MB. Free memory was 83.7MB in the beginning and 83.2MB in the end (delta: 547.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.15ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 73.8MB in the end (delta: 9.4MB). 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 15:46:59,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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 c506323d3bd63f7e6137c28fc1be825d2491f66f4e75ccbab60530df37ca16f1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:02,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:02,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:02,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:02,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:02,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:02,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:02,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:02,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:02,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:02,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:02,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:02,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:02,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:02,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:02,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:02,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:02,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:02,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:02,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:02,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:02,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:02,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:02,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:02,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:02,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:02,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:02,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:02,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:02,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:02,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:02,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:02,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:02,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:02,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:02,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:02,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:02,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:02,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:02,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:02,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:02,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:02,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:02,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:02,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:02,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:02,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:02,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:02,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:02,459 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:02,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:02,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:02,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:02,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:02,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:02,461 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:02,461 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:02,461 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:02,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:02,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:02,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:02,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:02,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:02,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:02,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:02,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:02,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:02,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:02,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:02,465 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:02,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:02,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:02,466 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:02,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:02,466 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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c506323d3bd63f7e6137c28fc1be825d2491f66f4e75ccbab60530df37ca16f1 [2021-11-23 15:47:02,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:02,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:02,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:02,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:02,986 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:02,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2021-11-23 15:47:03,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/93f0bf48c/b292139d9e9d4eefb44240cc6912adf0/FLAG046475fe0 [2021-11-23 15:47:03,641 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:03,642 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2021-11-23 15:47:03,649 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/93f0bf48c/b292139d9e9d4eefb44240cc6912adf0/FLAG046475fe0 [2021-11-23 15:47:03,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/data/93f0bf48c/b292139d9e9d4eefb44240cc6912adf0 [2021-11-23 15:47:03,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:03,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:03,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:03,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:04,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:04,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:03" (1/1) ... [2021-11-23 15:47:04,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2481eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04, skipping insertion in model container [2021-11-23 15:47:04,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:03" (1/1) ... [2021-11-23 15:47:04,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:04,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:04,196 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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c[319,332] [2021-11-23 15:47:04,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:04,220 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:04,234 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_cdba3e33-8eed-42b0-8394-3f7aea2fac89/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c[319,332] [2021-11-23 15:47:04,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:04,250 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:04,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04 WrapperNode [2021-11-23 15:47:04,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:04,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:04,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:04,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:04,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,295 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2021-11-23 15:47:04,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:04,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:04,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:04,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:04,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:04,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:04,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:04,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:04,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:04" (1/1) ... [2021-11-23 15:47:04,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:04,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:04,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:04,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:04,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:04,534 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:04,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:04,704 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:04,736 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 15:47:04,740 INFO L158 Benchmark]: Toolchain (without parser) took 742.59ms. Allocated memory is still 81.8MB. Free memory was 47.3MB in the beginning and 55.9MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:04,750 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory was 63.5MB in the beginning and 63.5MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:04,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.98ms. Allocated memory is still 81.8MB. Free memory was 47.1MB in the beginning and 60.5MB in the end (delta: -13.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.84ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 66.0MB in the end (delta: -5.7MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,754 INFO L158 Benchmark]: Boogie Preprocessor took 46.25ms. Allocated memory is still 81.8MB. Free memory was 66.0MB in the beginning and 65.0MB in the end (delta: 951.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,755 INFO L158 Benchmark]: RCFGBuilder took 394.48ms. Allocated memory is still 81.8MB. Free memory was 65.0MB in the beginning and 55.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory was 63.5MB in the beginning and 63.5MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.98ms. Allocated memory is still 81.8MB. Free memory was 47.1MB in the beginning and 60.5MB in the end (delta: -13.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.84ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 66.0MB in the end (delta: -5.7MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.25ms. Allocated memory is still 81.8MB. Free memory was 66.0MB in the beginning and 65.0MB in the end (delta: 951.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 394.48ms. Allocated memory is still 81.8MB. Free memory was 65.0MB in the beginning and 55.9MB in the end (delta: 9.1MB). 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 15:47:04,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdba3e33-8eed-42b0-8394-3f7aea2fac89/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