./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/fo_test.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB --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 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:18,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:18,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:18,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:18,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:18,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:18,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:18,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:18,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:18,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:18,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:18,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:18,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:18,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:18,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:18,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:18,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:18,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:18,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:18,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:18,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:18,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:18,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:18,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:18,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:18,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:18,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:18,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:18,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:18,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:18,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:18,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:18,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:18,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:18,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:18,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:18,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:18,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:18,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:18,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:18,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:18,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:18,906 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:18,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:18,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:18,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:18,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:18,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:18,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:18,911 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:18,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:18,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:18,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:18,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:18,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:18,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:18,914 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:18,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:18,914 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:18,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:18,915 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:18,915 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:18,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:18,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:18,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:18,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:18,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:18,917 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:18,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:18,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:18,918 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_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 [2022-10-17 16:33:19,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:19,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:19,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:19,270 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:19,271 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:19,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-regression/fo_test.i [2022-10-17 16:33:19,360 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/5f9e7e7bd/5a8e4b469afc4787ad4888cc4796674a/FLAG732f4b7b5 [2022-10-17 16:33:20,040 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:20,040 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/sv-benchmarks/c/ldv-regression/fo_test.i [2022-10-17 16:33:20,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/5f9e7e7bd/5a8e4b469afc4787ad4888cc4796674a/FLAG732f4b7b5 [2022-10-17 16:33:20,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/5f9e7e7bd/5a8e4b469afc4787ad4888cc4796674a [2022-10-17 16:33:20,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:20,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:20,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:20,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:20,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:20,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:20" (1/1) ... [2022-10-17 16:33:20,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a72525c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:20, skipping insertion in model container [2022-10-17 16:33:20,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:20" (1/1) ... [2022-10-17 16:33:20,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:20,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:20,975 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_354c434c-7a63-4c26-a516-3aeb22f972d2/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2022-10-17 16:33:21,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:21,014 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:21,064 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_354c434c-7a63-4c26-a516-3aeb22f972d2/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2022-10-17 16:33:21,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:21,136 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:21,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21 WrapperNode [2022-10-17 16:33:21,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:21,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:21,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:21,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:21,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,229 INFO L138 Inliner]: procedures = 229, calls = 14, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 56 [2022-10-17 16:33:21,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:21,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:21,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:21,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:21,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,294 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:21,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:21,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:21,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:21,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:21,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:21,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:21,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:33:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure read [2022-10-17 16:33:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:21,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:21,793 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:21,796 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:22,044 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:22,189 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:22,190 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:33:22,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:22 BoogieIcfgContainer [2022-10-17 16:33:22,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:22,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:22,204 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:22,217 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:22,218 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-10-17 16:33:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-10-17 16:33:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:33:22,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:22,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:33:22,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:33:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:33:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:33:22,635 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:33:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:33:22,668 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-10-17 16:33:22,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:33:22 ImpRootNode [2022-10-17 16:33:22,702 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:33:22,703 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:33:22,703 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:33:22,704 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:33:22,704 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:22" (3/4) ... [2022-10-17 16:33:22,708 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 16:33:22,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:33:22,710 INFO L158 Benchmark]: Toolchain (without parser) took 2415.67ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 59.9MB in the beginning and 53.1MB in the end (delta: 6.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,711 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 48.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.89ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 59.7MB in the beginning and 60.1MB in the end (delta: -385.2kB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.21ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 57.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,714 INFO L158 Benchmark]: Boogie Preprocessor took 79.00ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 55.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,715 INFO L158 Benchmark]: RCFGBuilder took 888.63ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 72.1MB in the end (delta: -16.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,716 INFO L158 Benchmark]: CodeCheck took 499.33ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 53.7MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:33:22,717 INFO L158 Benchmark]: Witness Printer took 5.81ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 53.1MB in the end (delta: 540.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:22,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 980]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 992. Possible FailurePath: [L987] int globalState = 0; [L992] CALL, EXPR l_open("unknown",00) [L1002] CALL, EXPR open(file,flags) [L985] return __VERIFIER_nondet_int(); [L1002] RET, EXPR open(file,flags) [L1002] int fd = open(file,flags); [L1003] COND FALSE !(fd>0) [L1004] return fd; [L992] RET, EXPR l_open("unknown",00) [L992] int file = l_open("unknown",00); [L993] void* cbuf = (void*) malloc(sizeof(char)*100); [L994] CALL l_read(file,cbuf,99) [L998] (globalState == 1) ? (0) : __blast_assert () [L998] CALL __blast_assert () [L980] reach_error() VAL [globalState=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 48.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.89ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 59.7MB in the beginning and 60.1MB in the end (delta: -385.2kB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.21ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 57.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.00ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 55.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 888.63ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 72.1MB in the end (delta: -16.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * CodeCheck took 499.33ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 53.7MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.81ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 53.1MB in the end (delta: 540.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 16:33:22,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/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_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB --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 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:25,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:25,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:25,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:25,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:25,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:25,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:25,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:25,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:25,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:25,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:25,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:25,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:25,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:25,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:25,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:25,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:25,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:25,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:25,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:25,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:25,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:25,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:25,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:25,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:25,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:25,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:25,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:25,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:25,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:25,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:25,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:25,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:25,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:25,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:25,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:25,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:25,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:25,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:25,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:25,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:25,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:33:26,013 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:26,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:26,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:26,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:26,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:26,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:26,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:26,021 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:26,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:26,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:26,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:26,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:26,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:26,024 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:33:26,024 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:33:26,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:33:26,025 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:26,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:26,025 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:26,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:26,026 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:26,026 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:26,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:26,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:26,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:26,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:26,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:26,028 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:33:26,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:33:26,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:26,029 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:33:26,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:33:26,030 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_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 [2022-10-17 16:33:26,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:26,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:26,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:26,536 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:26,540 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:26,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-regression/fo_test.i [2022-10-17 16:33:26,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/2371790ef/62c8a311f26747ae8bcd4004ca377e53/FLAG82be5c843 [2022-10-17 16:33:27,287 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:27,288 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/sv-benchmarks/c/ldv-regression/fo_test.i [2022-10-17 16:33:27,307 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/2371790ef/62c8a311f26747ae8bcd4004ca377e53/FLAG82be5c843 [2022-10-17 16:33:27,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/data/2371790ef/62c8a311f26747ae8bcd4004ca377e53 [2022-10-17 16:33:27,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:27,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:27,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:27,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:27,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:27,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:27" (1/1) ... [2022-10-17 16:33:27,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f10756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:27, skipping insertion in model container [2022-10-17 16:33:27,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:27" (1/1) ... [2022-10-17 16:33:27,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:27,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:28,196 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_354c434c-7a63-4c26-a516-3aeb22f972d2/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2022-10-17 16:33:28,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:28,229 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:28,284 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_354c434c-7a63-4c26-a516-3aeb22f972d2/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2022-10-17 16:33:28,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:28,384 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:28,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28 WrapperNode [2022-10-17 16:33:28,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:28,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:28,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:28,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:28,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,504 INFO L138 Inliner]: procedures = 230, calls = 14, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 52 [2022-10-17 16:33:28,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:28,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:28,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:28,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:28,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,546 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:28,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:28,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:28,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:28,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:28" (1/1) ... [2022-10-17 16:33:28,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:28,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:28,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:28,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:33:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:33:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure read [2022-10-17 16:33:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:29,195 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:29,199 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:29,372 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:29,478 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:29,478 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:33:29,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:29 BoogieIcfgContainer [2022-10-17 16:33:29,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:29,483 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:29,483 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:29,496 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:29,496 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:29" (1/1) ... [2022-10-17 16:33:29,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:29,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-10-17 16:33:29,612 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-10-17 16:33:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:33:29,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:29,672 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:385) 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:153) 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) [2022-10-17 16:33:29,681 INFO L158 Benchmark]: Toolchain (without parser) took 2114.39ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 41.5MB in the end (delta: -7.4MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-10-17 16:33:29,682 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:29,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.05ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 33.9MB in the beginning and 48.7MB in the end (delta: -14.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-10-17 16:33:29,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.38ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 46.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:29,687 INFO L158 Benchmark]: Boogie Preprocessor took 50.88ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 43.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:29,688 INFO L158 Benchmark]: RCFGBuilder took 923.92ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 47.5MB in the end (delta: -4.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:29,690 INFO L158 Benchmark]: CodeCheck took 195.15ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 41.5MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:33:29,702 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.05ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 33.9MB in the beginning and 48.7MB in the end (delta: -14.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.38ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 46.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.88ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 43.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 923.92ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 47.5MB in the end (delta: -4.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * CodeCheck took 195.15ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 41.5MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:33:29,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354c434c-7a63-4c26-a516-3aeb22f972d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared