./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi --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 b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:46,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:46,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:08:46,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:46,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:46,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:46,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:46,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:46,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:46,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:46,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:46,855 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:46,856 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:46,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:46,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:46,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:46,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:46,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:46,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:46,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:46,862 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:46,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:46,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:46,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:46,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:46,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:46,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:46,866 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:46,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:46,867 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:46,868 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf [2023-11-24 23:08:47,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:47,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:47,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:47,197 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:47,198 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:47,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-24 23:08:50,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:50,753 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:50,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-24 23:08:50,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data/9b4eb1b16/5fc0766536da4662b5c1be3083f6d2ec/FLAGac36fdcaf [2023-11-24 23:08:50,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data/9b4eb1b16/5fc0766536da4662b5c1be3083f6d2ec [2023-11-24 23:08:50,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:50,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:50,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:50,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:50,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:50,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a07efdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50, skipping insertion in model container [2023-11-24 23:08:50,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,883 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:51,086 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-24 23:08:51,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:51,404 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:51,419 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-24 23:08:51,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:51,528 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:51,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51 WrapperNode [2023-11-24 23:08:51,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:51,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:51,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:51,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:51,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,583 INFO L138 Inliner]: procedures = 187, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-24 23:08:51,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:51,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:51,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:51,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:51,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,598 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:51,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:51,611 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:51,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:51,612 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:51,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:51,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:51,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:51,840 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:51,843 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:51,994 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:52,017 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:52,018 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:08:52,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:52 BoogieIcfgContainer [2023-11-24 23:08:52,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:52,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:52,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:52,033 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:52,034 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:52" (1/1) ... [2023-11-24 23:08:52,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:08:52,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-24 23:08:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-24 23:08:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:52,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:52,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:08:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:08:52,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:08:52,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:52,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:08:52,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:08:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:08:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:08:52,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:08:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:08:52,625 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:08:52,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:08:52 ImpRootNode [2023-11-24 23:08:52,658 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:08:52,660 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:08:52,660 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:08:52,661 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:08:52,661 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:52" (3/4) ... [2023-11-24 23:08:52,666 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:08:52,667 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:08:52,669 INFO L158 Benchmark]: Toolchain (without parser) took 1860.99ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 101.0MB in the end (delta: 532.0kB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2023-11-24 23:08:52,670 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:52,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.45ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 80.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:08:52,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.36ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 78.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:52,673 INFO L158 Benchmark]: Boogie Preprocessor took 25.52ms. Allocated memory is still 142.6MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:52,674 INFO L158 Benchmark]: RCFGBuilder took 409.09ms. Allocated memory is still 142.6MB. Free memory was 76.4MB in the beginning and 66.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:08:52,675 INFO L158 Benchmark]: CodeCheck took 638.47ms. Allocated memory is still 142.6MB. Free memory was 66.0MB in the beginning and 101.8MB in the end (delta: -35.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:52,680 INFO L158 Benchmark]: Witness Printer took 7.74ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 101.0MB in the end (delta: 786.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:52,687 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, 8 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, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 726]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 726. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L729] int val; [L730] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L730] RET __VERIFIER_assert(global == 0) [L732] CALL fun() [L726] longjmp(env_buffer, 2) VAL [global=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.45ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 80.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.36ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 78.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.52ms. Allocated memory is still 142.6MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 409.09ms. Allocated memory is still 142.6MB. Free memory was 76.4MB in the beginning and 66.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 638.47ms. Allocated memory is still 142.6MB. Free memory was 66.0MB in the beginning and 101.8MB in the end (delta: -35.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.74ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 101.0MB in the end (delta: 786.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:08:52,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi --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 b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:55,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:55,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-24 23:08:55,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:55,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:55,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:55,509 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:55,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:55,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:55,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:55,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:55,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:55,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:55,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:55,513 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:08:55,514 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:08:55,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:08:55,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:55,515 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:55,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:55,516 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:55,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:55,517 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:55,518 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:55,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:55,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:55,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:55,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:55,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:55,521 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:08:55,521 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:55,522 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:55,522 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:08:55,523 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:55,523 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf [2023-11-24 23:08:55,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:55,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:55,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:55,942 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:55,943 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:55,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-24 23:08:59,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:59,517 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:59,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-24 23:08:59,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data/e22c15b35/5836ddf803b54edcaf02a765cd5226ea/FLAGeef22eb21 [2023-11-24 23:08:59,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/data/e22c15b35/5836ddf803b54edcaf02a765cd5226ea [2023-11-24 23:08:59,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:59,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:59,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:59,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:59,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:59,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:59" (1/1) ... [2023-11-24 23:08:59,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7700a90c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:59, skipping insertion in model container [2023-11-24 23:08:59,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:59" (1/1) ... [2023-11-24 23:08:59,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:59,878 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-24 23:09:00,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:00,199 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:00,212 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_440a51ea-4d5d-4cae-aa59-22a15f281b9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-24 23:09:00,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:00,351 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:00,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00 WrapperNode [2023-11-24 23:09:00,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:00,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:00,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:00,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:00,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,421 INFO L138 Inliner]: procedures = 188, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-24 23:09:00,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:00,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:00,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:00,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:00,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:00,483 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:00,483 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:00,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:00,484 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:00,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:00,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:00,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:09:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:00,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:00,712 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:00,714 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:00,859 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:00,894 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:00,894 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:09:00,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:00 BoogieIcfgContainer [2023-11-24 23:09:00,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:00,898 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:00,898 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:00,909 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:00,909 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:00,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-24 23:09:00,975 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-24 23:09:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:09:00,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:00,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:09:00,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:09:00,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:09:01,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:09:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:01,134 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:09:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:01,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:01,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:01,317 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:09:01,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 23:09:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:09:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:09:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:01,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:01,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:09:01,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:09:01,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:09:01,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:09:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:09:01,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:09:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:09:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:09:01,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:09:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:09:01,566 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:09:01,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:09:01,573 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:09:01,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:09:01 ImpRootNode [2023-11-24 23:09:01,598 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:09:01,599 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:09:01,599 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:09:01,600 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:09:01,600 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:00" (3/4) ... [2023-11-24 23:09:01,603 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:09:01,605 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:09:01,606 INFO L158 Benchmark]: Toolchain (without parser) took 2043.78ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 31.8MB in the beginning and 60.2MB in the end (delta: -28.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,606 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:01,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.10ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 31.6MB in the beginning and 72.0MB in the end (delta: -40.3MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.21ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,610 INFO L158 Benchmark]: Boogie Preprocessor took 59.35ms. Allocated memory is still 98.6MB. Free memory was 69.9MB in the beginning and 68.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,617 INFO L158 Benchmark]: RCFGBuilder took 413.87ms. Allocated memory is still 98.6MB. Free memory was 68.0MB in the beginning and 57.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,619 INFO L158 Benchmark]: CodeCheck took 700.91ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 60.8MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:01,619 INFO L158 Benchmark]: Witness Printer took 5.71ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 60.2MB in the end (delta: 570.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:01,629 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, 8 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, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 4 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: 726]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 726. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L729] int val; [L730] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L730] RET __VERIFIER_assert(global == 0) [L732] CALL fun() [L726] longjmp(env_buffer, 2) VAL [global=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.10ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 31.6MB in the beginning and 72.0MB in the end (delta: -40.3MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.21ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.35ms. Allocated memory is still 98.6MB. Free memory was 69.9MB in the beginning and 68.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.87ms. Allocated memory is still 98.6MB. Free memory was 68.0MB in the beginning and 57.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 700.91ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 60.8MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.71ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 60.2MB in the end (delta: 570.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:09:01,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440a51ea-4d5d-4cae-aa59-22a15f281b9b/bin/ukojak-verify-afCqCEvfdi/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