./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/1_3.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_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/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_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/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_a316e4f8-8298-4f10-9a99-8faadfccd389/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 900cc87915f78d8f9b7a01f7b163a61da3f269083f153e9256c9ee6a33b8e554 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:55,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:55,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:55,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:55,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:55,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:55,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:55,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:55,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:55,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:55,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:55,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:55,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:55,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:55,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:55,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:55,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:55,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:55,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:55,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:55,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:55,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:55,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:55,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:55,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:55,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:55,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:55,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:55,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:55,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:55,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:55,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:55,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:55,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:55,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:55,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:55,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:55,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:55,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:55,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:55,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:55,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:55,556 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:55,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:55,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:55,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:55,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:55,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:55,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:55,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:55,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:55,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:55,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:55,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:55,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:55,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:55,562 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:55,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:55,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:55,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:55,563 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:55,563 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:55,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:55,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:55,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:55,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:55,565 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:55,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:55,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:55,566 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_a316e4f8-8298-4f10-9a99-8faadfccd389/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 900cc87915f78d8f9b7a01f7b163a61da3f269083f153e9256c9ee6a33b8e554 [2021-11-23 15:03:55,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:55,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:55,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:55,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:55,846 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:55,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-regression/1_3.i [2021-11-23 15:03:55,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/95c711c1a/ac9427015a014a5b946149122aa65270/FLAGa3b95d553 [2021-11-23 15:03:56,409 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:56,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i [2021-11-23 15:03:56,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/95c711c1a/ac9427015a014a5b946149122aa65270/FLAGa3b95d553 [2021-11-23 15:03:56,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/95c711c1a/ac9427015a014a5b946149122aa65270 [2021-11-23 15:03:56,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:56,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:56,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:56,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:56,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:56,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35567aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:56, skipping insertion in model container [2021-11-23 15:03:56,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:56,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:57,000 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_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i[285,298] [2021-11-23 15:03:57,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,048 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:57,070 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_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i[285,298] [2021-11-23 15:03:57,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,095 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:57,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57 WrapperNode [2021-11-23 15:03:57,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:57,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:57,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,138 INFO L137 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2021-11-23 15:03:57,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:57,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:57,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:57,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:57,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:57,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:57,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:57,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:57,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:57,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:57,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure freePtr [2021-11-23 15:03:57,301 INFO L138 BoogieDeclarations]: Found implementation of procedure freePtr [2021-11-23 15:03:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:57,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:57,377 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:57,378 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:57,491 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:57,524 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:03:57,524 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:03:57,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:57 BoogieIcfgContainer [2021-11-23 15:03:57,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:03:57,528 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:03:57,528 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:03:57,539 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:03:57,540 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:03:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:03:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2021-11-23 15:03:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-23 15:03:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:03:57,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:03:57,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:03:57,675 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:03:57,683 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:03:57,688 INFO L158 Benchmark]: Toolchain (without parser) took 902.47ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 61.4MB in the beginning and 88.3MB in the end (delta: -26.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,688 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:57,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.94ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 61.1MB in the beginning and 108.2MB in the end (delta: -47.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.87ms. Allocated memory is still 132.1MB. Free memory was 108.2MB in the beginning and 106.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,692 INFO L158 Benchmark]: Boogie Preprocessor took 43.22ms. Allocated memory is still 132.1MB. Free memory was 106.8MB in the beginning and 105.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:57,693 INFO L158 Benchmark]: RCFGBuilder took 343.53ms. Allocated memory is still 132.1MB. Free memory was 105.6MB in the beginning and 95.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,694 INFO L158 Benchmark]: CodeCheck took 157.53ms. Allocated memory is still 132.1MB. Free memory was 95.2MB in the beginning and 88.3MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,699 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.94ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 61.1MB in the beginning and 108.2MB in the end (delta: -47.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.87ms. Allocated memory is still 132.1MB. Free memory was 108.2MB in the beginning and 106.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.22ms. Allocated memory is still 132.1MB. Free memory was 106.8MB in the beginning and 105.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 343.53ms. Allocated memory is still 132.1MB. Free memory was 105.6MB in the beginning and 95.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 157.53ms. Allocated memory is still 132.1MB. Free memory was 95.2MB in the beginning and 88.3MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:57,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/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_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/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_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/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_a316e4f8-8298-4f10-9a99-8faadfccd389/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 900cc87915f78d8f9b7a01f7b163a61da3f269083f153e9256c9ee6a33b8e554 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:00,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:00,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:00,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:00,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:00,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:00,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:00,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:00,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:00,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:00,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:00,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:00,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:00,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:00,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:00,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:00,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:00,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:00,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:00,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:00,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:00,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:00,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:00,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:00,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:00,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:00,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:00,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:00,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:00,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:00,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:00,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:00,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:00,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:00,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:00,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:00,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:00,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:00,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:00,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:00,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:00,330 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:00,375 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:00,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:00,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:00,377 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:00,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:00,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:00,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:00,380 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:00,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:00,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:00,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:00,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:00,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:00,382 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:00,382 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:00,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:00,383 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:00,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:00,383 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:00,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:00,384 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:00,384 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:00,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:00,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:00,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:00,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:00,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:00,386 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:00,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:00,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:00,386 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:00,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:00,387 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_a316e4f8-8298-4f10-9a99-8faadfccd389/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 900cc87915f78d8f9b7a01f7b163a61da3f269083f153e9256c9ee6a33b8e554 [2021-11-23 15:04:00,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:00,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:00,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:00,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:00,744 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:00,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-regression/1_3.i [2021-11-23 15:04:00,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/3b943ba1a/471a8ee017594f64b7d067ee6207bf63/FLAGabc02fe2b [2021-11-23 15:04:01,313 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:01,313 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i [2021-11-23 15:04:01,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/3b943ba1a/471a8ee017594f64b7d067ee6207bf63/FLAGabc02fe2b [2021-11-23 15:04:01,680 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/data/3b943ba1a/471a8ee017594f64b7d067ee6207bf63 [2021-11-23 15:04:01,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:01,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:01,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:01,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:01,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:01,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:01,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173921c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01, skipping insertion in model container [2021-11-23 15:04:01,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:01,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:01,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:01,857 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_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i[285,298] [2021-11-23 15:04:01,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:01,915 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:01,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:01,929 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_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i[285,298] [2021-11-23 15:04:01,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:01,941 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:01,954 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_a316e4f8-8298-4f10-9a99-8faadfccd389/sv-benchmarks/c/ldv-regression/1_3.i[285,298] [2021-11-23 15:04:01,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:01,973 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:01,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01 WrapperNode [2021-11-23 15:04:01,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:01,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:01,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:01,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:01,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:01,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,009 INFO L137 Inliner]: procedures = 20, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2021-11-23 15:04:02,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:02,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:02,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:02,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:02,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:02,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:02,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:02,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:02,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:02,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure freePtr [2021-11-23 15:04:02,157 INFO L138 BoogieDeclarations]: Found implementation of procedure freePtr [2021-11-23 15:04:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:04:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:04:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:02,254 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:02,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:02,440 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:02,483 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:02,483 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:04:02,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:02 BoogieIcfgContainer [2021-11-23 15:04:02,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:02,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:02,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:02,496 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:02,496 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:04:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:04:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2021-11-23 15:04:02,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-23 15:04:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:04:02,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:04:02,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:04:02,614 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:04:02,622 INFO L158 Benchmark]: Toolchain (without parser) took 936.05ms. Allocated memory is still 65.0MB. Free memory was 45.4MB in the beginning and 31.1MB in the end (delta: 14.3MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,623 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:02,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.65ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 34.1MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.91ms. Allocated memory is still 65.0MB. Free memory was 34.1MB in the beginning and 32.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:02,627 INFO L158 Benchmark]: Boogie Preprocessor took 61.55ms. Allocated memory is still 65.0MB. Free memory was 32.5MB in the beginning and 49.1MB in the end (delta: -16.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,628 INFO L158 Benchmark]: RCFGBuilder took 412.93ms. Allocated memory is still 65.0MB. Free memory was 49.1MB in the beginning and 37.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,629 INFO L158 Benchmark]: CodeCheck took 132.77ms. Allocated memory is still 65.0MB. Free memory was 37.7MB in the beginning and 31.1MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.65ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 34.1MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.91ms. Allocated memory is still 65.0MB. Free memory was 34.1MB in the beginning and 32.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.55ms. Allocated memory is still 65.0MB. Free memory was 32.5MB in the beginning and 49.1MB in the end (delta: -16.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 412.93ms. Allocated memory is still 65.0MB. Free memory was 49.1MB in the beginning and 37.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 132.77ms. Allocated memory is still 65.0MB. Free memory was 37.7MB in the beginning and 31.1MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:02,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a316e4f8-8298-4f10-9a99-8faadfccd389/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: SMTLIBException: Sort BitVec not declared