./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:39,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:39,787 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:56:39,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:39,793 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:39,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:39,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:39,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:39,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:39,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:39,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:39,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:39,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:39,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:39,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:39,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:39,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:39,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:39,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:39,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:39,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:39,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:39,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:39,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:39,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:39,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:39,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:39,851 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:39,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:39,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:39,854 INFO L153 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_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab [2023-11-19 02:56:40,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:40,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:40,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:40,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:40,185 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:40,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-11-19 02:56:43,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:43,588 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:43,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-11-19 02:56:43,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data/b967b9227/c846e8b0948040cd888112fda5070d91/FLAG208246147 [2023-11-19 02:56:43,621 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data/b967b9227/c846e8b0948040cd888112fda5070d91 [2023-11-19 02:56:43,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:43,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:43,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:43,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:43,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:43,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43433f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43, skipping insertion in model container [2023-11-19 02:56:43,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,674 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:43,807 WARN L240 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_2bbbb76b-8db4-4727-b673-d379739d726d/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-11-19 02:56:43,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:43,841 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:43,851 WARN L240 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_2bbbb76b-8db4-4727-b673-d379739d726d/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-11-19 02:56:43,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:43,872 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:43,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43 WrapperNode [2023-11-19 02:56:43,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:43,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:43,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:43,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:43,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,908 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 39 [2023-11-19 02:56:43,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:43,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:43,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:43,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:43,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,923 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:43,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:43,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:43,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:43,933 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:43" (1/1) ... [2023-11-19 02:56:43,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:43,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:43,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:43,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:44,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:44,089 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:44,090 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:44,204 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:44,234 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:44,234 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:56:44,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:44 BoogieIcfgContainer [2023-11-19 02:56:44,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:44,244 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:44,244 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:44,253 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:44,253 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:44" (1/1) ... [2023-11-19 02:56:44,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:44,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 02:56:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 02:56:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:56:44,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:44,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:44,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:44,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 02:56:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 02:56:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:44,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:44,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:44,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:44,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:44,872 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:56:44,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:56:44 ImpRootNode [2023-11-19 02:56:44,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:56:44,905 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:56:44,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:56:44,906 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:56:44,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:44" (3/4) ... [2023-11-19 02:56:44,914 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:56:44,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:56:44,917 INFO L158 Benchmark]: Toolchain (without parser) took 1286.09ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 74.9MB in the beginning and 109.4MB in the end (delta: -34.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 02:56:44,918 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:44,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.75ms. Allocated memory is still 121.6MB. Free memory was 74.9MB in the beginning and 64.1MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:56:44,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.31ms. Allocated memory is still 121.6MB. Free memory was 64.1MB in the beginning and 62.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:44,922 INFO L158 Benchmark]: Boogie Preprocessor took 21.89ms. Allocated memory is still 121.6MB. Free memory was 62.4MB in the beginning and 61.5MB in the end (delta: 868.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:44,924 INFO L158 Benchmark]: RCFGBuilder took 311.22ms. Allocated memory is still 121.6MB. Free memory was 61.5MB in the beginning and 50.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:56:44,930 INFO L158 Benchmark]: CodeCheck took 661.03ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 50.6MB in the beginning and 109.4MB in the end (delta: -58.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:44,931 INFO L158 Benchmark]: Witness Printer took 9.87ms. Allocated memory is still 159.4MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:44,936 INFO L338 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, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 3 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 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, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 48]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L53] volatile int count = 0; [L54] int x = _setjmp (my_jump_buffer); VAL [count=0, x=0] [L55] COND FALSE !(x == -10) [L58] COND FALSE !(x > 0) [L60] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) [L48] longjmp(my_jump_buffer, -10) VAL [\old(count)=0, count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.75ms. Allocated memory is still 121.6MB. Free memory was 74.9MB in the beginning and 64.1MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.31ms. Allocated memory is still 121.6MB. Free memory was 64.1MB in the beginning and 62.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.89ms. Allocated memory is still 121.6MB. Free memory was 62.4MB in the beginning and 61.5MB in the end (delta: 868.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 311.22ms. Allocated memory is still 121.6MB. Free memory was 61.5MB in the beginning and 50.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 661.03ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 50.6MB in the beginning and 109.4MB in the end (delta: -58.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.87ms. Allocated memory is still 159.4MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:56:44,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:47,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:47,809 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 02:56:47,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:47,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:47,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:47,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:47,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:47,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:47,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:47,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:47,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:47,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:47,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:47,872 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:56:47,873 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:56:47,873 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:56:47,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:47,874 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:47,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:47,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:47,875 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:47,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:47,876 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:47,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:47,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:47,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:47,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:47,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:47,879 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:56:47,880 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:47,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:47,881 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:56:47,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:47,882 INFO L153 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_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab [2023-11-19 02:56:48,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:48,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:48,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:48,382 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:48,382 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:48,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-11-19 02:56:51,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:51,829 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:51,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-11-19 02:56:51,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data/fb12f0799/7408edc4d6d54831962014e544f8fe54/FLAGa3671afda [2023-11-19 02:56:51,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/data/fb12f0799/7408edc4d6d54831962014e544f8fe54 [2023-11-19 02:56:51,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:51,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:51,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:51,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:51,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:51,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:51" (1/1) ... [2023-11-19 02:56:51,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7780f952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:51, skipping insertion in model container [2023-11-19 02:56:51,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:51" (1/1) ... [2023-11-19 02:56:51,891 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:52,093 WARN L240 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_2bbbb76b-8db4-4727-b673-d379739d726d/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-11-19 02:56:52,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:52,152 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:52,170 WARN L240 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_2bbbb76b-8db4-4727-b673-d379739d726d/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-11-19 02:56:52,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:52,211 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:52,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52 WrapperNode [2023-11-19 02:56:52,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:52,213 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:52,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:52,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:52,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,263 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 38 [2023-11-19 02:56:52,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:52,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:52,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:52,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:52,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:52,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:52,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:52,306 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:52,307 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:52,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:52,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:52,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:52,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:52,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:56:52,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:52,492 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:52,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:52,744 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:52,776 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:52,776 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:56:52,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:52 BoogieIcfgContainer [2023-11-19 02:56:52,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:52,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:52,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:52,793 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:52,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:52,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 02:56:52,859 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 02:56:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:56:52,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:52,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:52,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:56:52,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:56:52,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:56:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:53,022 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:56:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:53,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:56:53,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:53,192 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:56:53,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 02:56:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 02:56:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 02:56:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:53,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:53,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:53,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:56:53,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:56:53,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:56:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:53,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:53,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:53,483 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:56:53,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 02:56:53,496 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:56:53,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:56:53 ImpRootNode [2023-11-19 02:56:53,520 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:56:53,521 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:56:53,521 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:56:53,521 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:56:53,521 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:52" (3/4) ... [2023-11-19 02:56:53,523 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:56:53,525 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:56:53,525 INFO L158 Benchmark]: Toolchain (without parser) took 1665.77ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 54.7MB in the end (delta: 24.0MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-11-19 02:56:53,526 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:53,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.13ms. Allocated memory is still 102.8MB. Free memory was 78.4MB in the beginning and 67.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:56:53,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.90ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 65.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:53,529 INFO L158 Benchmark]: Boogie Preprocessor took 40.05ms. Allocated memory is still 102.8MB. Free memory was 65.7MB in the beginning and 64.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:53,536 INFO L158 Benchmark]: RCFGBuilder took 474.66ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 78.0MB in the end (delta: -13.7MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:53,537 INFO L158 Benchmark]: CodeCheck took 738.21ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 54.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:53,538 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 102.8MB. Free memory was 54.9MB in the beginning and 54.7MB in the end (delta: 166.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:53,549 INFO L338 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, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 3 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 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, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 4 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 48]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L53] volatile int count = 0; [L54] int x = _setjmp (my_jump_buffer); VAL [count=0, x=0] [L55] COND FALSE !(x == -10) [L58] COND FALSE !(x > 0) [L60] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) [L48] longjmp(my_jump_buffer, -10) VAL [\old(count)=0, count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.13ms. Allocated memory is still 102.8MB. Free memory was 78.4MB in the beginning and 67.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.90ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 65.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.05ms. Allocated memory is still 102.8MB. Free memory was 65.7MB in the beginning and 64.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.66ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 78.0MB in the end (delta: -13.7MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * CodeCheck took 738.21ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 54.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 102.8MB. Free memory was 54.9MB in the beginning and 54.7MB in the end (delta: 166.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:56:53,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbbb76b-8db4-4727-b673-d379739d726d/bin/ukojak-verify-G8NBE6pJGL/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: UNKNOWN: Overapproximated counterexample