./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2 --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 b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:50,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:50,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:26:50,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:50,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:50,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:50,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:50,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:50,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:50,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:50,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:50,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:50,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:50,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:50,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:50,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:50,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:50,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:50,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:50,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:50,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:50,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:50,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:50,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:50,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:50,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:50,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:50,703 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:50,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:50,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:50,705 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_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 [2023-11-21 18:26:51,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:51,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:51,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:51,110 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:51,110 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:51,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-21 18:26:54,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:54,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:54,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-21 18:26:54,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data/376b7c262/88d665223e644aadbabbdc4583d052c1/FLAG6d131900b [2023-11-21 18:26:54,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data/376b7c262/88d665223e644aadbabbdc4583d052c1 [2023-11-21 18:26:54,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:54,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:54,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:54,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:54,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:54,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:54" (1/1) ... [2023-11-21 18:26:54,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffca10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:54, skipping insertion in model container [2023-11-21 18:26:54,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:54" (1/1) ... [2023-11-21 18:26:54,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:54,907 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_9064af13-e870-438a-881e-a8eedd0b7935/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-21 18:26:55,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:55,425 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:55,438 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_9064af13-e870-438a-881e-a8eedd0b7935/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-21 18:26:55,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:55,788 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:55,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55 WrapperNode [2023-11-21 18:26:55,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:55,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:55,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:55,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:55,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:55,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:56,537 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5185 [2023-11-21 18:26:56,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:56,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:56,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:56,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:56,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:56,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:56,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:56,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:56,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:57,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:57,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:57,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:57,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:57,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:57,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:57,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:57,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:57,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:57,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:57,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:57,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:57,730 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:57,732 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:01,620 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:15,850 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:15,851 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:15,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:15 BoogieIcfgContainer [2023-11-21 18:27:15,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:15,855 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:15,855 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:15,865 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:15,865 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:15" (1/1) ... [2023-11-21 18:27:15,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:15,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-21 18:27:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-21 18:27:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:15,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:15,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:27:16,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:27:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:27:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:27:17,698 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:27:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:27:18,335 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:27:18,392 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-21 18:27:18,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:27:18 ImpRootNode [2023-11-21 18:27:18,408 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:27:18,410 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:27:18,410 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:27:18,411 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:27:18,411 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:15" (3/4) ... [2023-11-21 18:27:18,414 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:27:18,415 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:27:18,417 INFO L158 Benchmark]: Toolchain (without parser) took 23796.23ms. Allocated memory was 159.4MB in the beginning and 5.5GB in the end (delta: 5.3GB). Free memory was 126.1MB in the beginning and 5.1GB in the end (delta: -4.9GB). Peak memory consumption was 371.0MB. Max. memory is 16.1GB. [2023-11-21 18:27:18,418 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:18,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1163.51ms. Allocated memory is still 159.4MB. Free memory was 126.1MB in the beginning and 93.1MB in the end (delta: 32.9MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2023-11-21 18:27:18,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 748.41ms. Allocated memory was 159.4MB in the beginning and 243.3MB in the end (delta: 83.9MB). Free memory was 93.1MB in the beginning and 99.9MB in the end (delta: -6.8MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:18,421 INFO L158 Benchmark]: Boogie Preprocessor took 606.96ms. Allocated memory is still 243.3MB. Free memory was 99.9MB in the beginning and 103.7MB in the end (delta: -3.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:18,423 INFO L158 Benchmark]: RCFGBuilder took 18706.58ms. Allocated memory was 243.3MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 103.3MB in the beginning and 4.7GB in the end (delta: -4.6GB). Peak memory consumption was 649.5MB. Max. memory is 16.1GB. [2023-11-21 18:27:18,424 INFO L158 Benchmark]: CodeCheck took 2553.76ms. Allocated memory is still 5.5GB. Free memory was 4.7GB in the beginning and 5.1GB in the end (delta: -378.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:18,425 INFO L158 Benchmark]: Witness Printer took 5.72ms. Allocated memory is still 5.5GB. Free memory was 5.1GB in the beginning and 5.1GB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:18,436 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 201, overapproximation of bitwiseAnd at line 183. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 3); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (3 - 1); [L35] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 12); [L36] const SORT_44 msb_SORT_44 = (SORT_44)1 << (12 - 1); [L38] const SORT_98 mask_SORT_98 = (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 17); [L39] const SORT_98 msb_SORT_98 = (SORT_98)1 << (17 - 1); [L41] const SORT_99 mask_SORT_99 = (SORT_99)-1 >> (sizeof(SORT_99) * 8 - 5); [L42] const SORT_99 msb_SORT_99 = (SORT_99)1 << (5 - 1); [L44] const SORT_102 mask_SORT_102 = (SORT_102)-1 >> (sizeof(SORT_102) * 8 - 9); [L45] const SORT_102 msb_SORT_102 = (SORT_102)1 << (9 - 1); [L47] const SORT_104 mask_SORT_104 = (SORT_104)-1 >> (sizeof(SORT_104) * 8 - 10); [L48] const SORT_104 msb_SORT_104 = (SORT_104)1 << (10 - 1); [L50] const SORT_107 mask_SORT_107 = (SORT_107)-1 >> (sizeof(SORT_107) * 8 - 11); [L51] const SORT_107 msb_SORT_107 = (SORT_107)1 << (11 - 1); [L53] const SORT_112 mask_SORT_112 = (SORT_112)-1 >> (sizeof(SORT_112) * 8 - 13); [L54] const SORT_112 msb_SORT_112 = (SORT_112)1 << (13 - 1); [L56] const SORT_115 mask_SORT_115 = (SORT_115)-1 >> (sizeof(SORT_115) * 8 - 14); [L57] const SORT_115 msb_SORT_115 = (SORT_115)1 << (14 - 1); [L59] const SORT_118 mask_SORT_118 = (SORT_118)-1 >> (sizeof(SORT_118) * 8 - 15); [L60] const SORT_118 msb_SORT_118 = (SORT_118)1 << (15 - 1); [L62] const SORT_151 mask_SORT_151 = (SORT_151)-1 >> (sizeof(SORT_151) * 8 - 7); [L63] const SORT_151 msb_SORT_151 = (SORT_151)1 << (7 - 1); [L65] const SORT_211 mask_SORT_211 = (SORT_211)-1 >> (sizeof(SORT_211) * 8 - 2); [L66] const SORT_211 msb_SORT_211 = (SORT_211)1 << (2 - 1); [L68] const SORT_370 mask_SORT_370 = (SORT_370)-1 >> (sizeof(SORT_370) * 8 - 4); [L69] const SORT_370 msb_SORT_370 = (SORT_370)1 << (4 - 1); [L71] const SORT_373 mask_SORT_373 = (SORT_373)-1 >> (sizeof(SORT_373) * 8 - 6); [L72] const SORT_373 msb_SORT_373 = (SORT_373)1 << (6 - 1); [L74] const SORT_376 mask_SORT_376 = (SORT_376)-1 >> (sizeof(SORT_376) * 8 - 8); [L75] const SORT_376 msb_SORT_376 = (SORT_376)1 << (8 - 1); [L77] const SORT_3 var_6 = 0; [L78] const SORT_9 var_11 = 2; [L79] const SORT_9 var_13 = 0; [L80] const SORT_1 var_19 = 0; [L81] const SORT_1 var_34 = 1; [L82] const SORT_44 var_45 = 0; [L83] const SORT_9 var_61 = 1; [L84] const SORT_9 var_66 = 4; [L85] const SORT_9 var_68 = 5; [L86] const SORT_9 var_72 = 3; [L87] const SORT_99 var_100 = 0; [L88] const SORT_151 var_153 = 5; [L89] const SORT_151 var_157 = 4; [L90] const SORT_151 var_161 = 3; [L91] const SORT_151 var_165 = 2; [L92] const SORT_151 var_169 = 1; [L93] const SORT_151 var_173 = 0; [L94] const SORT_44 var_196 = 2; [L95] const SORT_211 var_213 = 0; [L96] const SORT_3 var_220 = 65535; [L98] SORT_1 input_2; [L99] SORT_3 input_4; [L100] SORT_3 input_5; [L101] SORT_3 input_208; [L102] SORT_3 input_209; [L103] SORT_3 input_210; [L104] SORT_3 input_219; [L105] SORT_3 input_228; [L106] SORT_3 input_229; [L107] SORT_3 input_230; [L108] SORT_3 input_233; [L109] SORT_3 input_251; [L110] SORT_3 input_252; [L111] SORT_3 input_253; [L112] SORT_3 input_256; [L113] SORT_3 input_258; [L114] SORT_211 input_272; [L115] SORT_211 input_273; [L116] SORT_211 input_274; [L118] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L118] SORT_3 state_7 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L119] SORT_9 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L120] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L121] SORT_3 state_23 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L122] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L122] SORT_3 state_38 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L123] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L123] SORT_3 state_40 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L124] SORT_3 state_42 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L125] EXPR __VERIFIER_nondet_ushort() & mask_SORT_44 [L125] SORT_44 state_46 = __VERIFIER_nondet_ushort() & mask_SORT_44; [L126] EXPR __VERIFIER_nondet_ushort() & mask_SORT_44 [L126] SORT_44 state_48 = __VERIFIER_nondet_ushort() & mask_SORT_44; [L127] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L127] SORT_3 state_50 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L128] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L128] SORT_3 state_52 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L129] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L129] SORT_3 state_54 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L130] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L130] SORT_3 state_56 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L132] SORT_3 init_8_arg_1 = var_6; [L133] state_7 = init_8_arg_1 [L134] SORT_9 init_15_arg_1 = var_13; [L135] state_14 = init_15_arg_1 [L136] SORT_1 init_21_arg_1 = var_19; [L137] state_20 = init_21_arg_1 [L138] SORT_3 init_24_arg_1 = var_6; [L139] state_23 = init_24_arg_1 [L140] SORT_3 init_39_arg_1 = var_6; [L141] state_38 = init_39_arg_1 [L142] SORT_3 init_41_arg_1 = var_6; [L143] state_40 = init_41_arg_1 [L144] SORT_3 init_43_arg_1 = var_6; [L145] state_42 = init_43_arg_1 [L146] SORT_44 init_47_arg_1 = var_45; [L147] state_46 = init_47_arg_1 [L148] SORT_44 init_49_arg_1 = var_45; [L149] state_48 = init_49_arg_1 [L150] SORT_3 init_51_arg_1 = var_6; [L151] state_50 = init_51_arg_1 [L152] SORT_3 init_53_arg_1 = var_6; [L153] state_52 = init_53_arg_1 [L154] SORT_3 init_55_arg_1 = var_6; [L155] state_54 = init_55_arg_1 [L156] SORT_3 init_57_arg_1 = var_6; [L157] state_56 = init_57_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L160] input_2 = __VERIFIER_nondet_uchar() [L161] input_4 = __VERIFIER_nondet_ushort() [L162] input_5 = __VERIFIER_nondet_ushort() [L163] input_208 = __VERIFIER_nondet_ushort() [L164] input_209 = __VERIFIER_nondet_ushort() [L165] input_210 = __VERIFIER_nondet_ushort() [L166] input_219 = __VERIFIER_nondet_ushort() [L167] input_228 = __VERIFIER_nondet_ushort() [L168] input_229 = __VERIFIER_nondet_ushort() [L169] input_230 = __VERIFIER_nondet_ushort() [L170] input_233 = __VERIFIER_nondet_ushort() [L171] input_251 = __VERIFIER_nondet_ushort() [L172] input_252 = __VERIFIER_nondet_ushort() [L173] input_253 = __VERIFIER_nondet_ushort() [L174] input_256 = __VERIFIER_nondet_ushort() [L175] input_258 = __VERIFIER_nondet_ushort() [L176] input_272 = __VERIFIER_nondet_uchar() [L177] input_273 = __VERIFIER_nondet_uchar() [L178] input_274 = __VERIFIER_nondet_uchar() [L181] SORT_3 var_10_arg_0 = state_7; [L182] SORT_9 var_10 = var_10_arg_0 >> 0; [L183] EXPR var_10 & mask_SORT_9 [L183] var_10 = var_10 & mask_SORT_9 [L184] SORT_9 var_12_arg_0 = var_10; [L185] SORT_9 var_12_arg_1 = var_11; [L186] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L187] SORT_9 var_16_arg_0 = state_14; [L188] SORT_1 var_16 = var_16_arg_0 >> 2; [L189] SORT_1 var_17_arg_0 = var_12; [L190] SORT_1 var_17_arg_1 = var_16; [L191] EXPR var_17_arg_0 & var_17_arg_1 [L191] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L192] SORT_1 var_18_arg_0 = var_17; [L193] SORT_1 var_18 = ~var_18_arg_0; [L194] SORT_1 var_22_arg_0 = state_20; [L195] SORT_1 var_22 = ~var_22_arg_0; [L196] SORT_3 var_25_arg_0 = state_23; [L197] SORT_3 var_25_arg_1 = var_6; [L198] SORT_1 var_25 = var_25_arg_0 == var_25_arg_1; [L199] SORT_1 var_26_arg_0 = var_22; [L200] SORT_1 var_26_arg_1 = var_25; [L201] EXPR var_26_arg_0 | var_26_arg_1 [L201] SORT_1 var_26 = var_26_arg_0 | var_26_arg_1; [L202] SORT_3 var_27_arg_0 = state_23; [L203] SORT_3 var_27_arg_1 = var_6; [L204] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L205] SORT_1 var_28_arg_0 = var_27; [L206] SORT_1 var_28 = ~var_28_arg_0; [L207] SORT_1 var_29_arg_0 = var_28; [L208] SORT_1 var_29_arg_1 = state_20; [L209] EXPR var_29_arg_0 | var_29_arg_1 [L209] SORT_1 var_29 = var_29_arg_0 | var_29_arg_1; [L210] SORT_1 var_30_arg_0 = var_26; [L211] SORT_1 var_30_arg_1 = var_29; [L212] EXPR var_30_arg_0 & var_30_arg_1 [L212] SORT_1 var_30 = var_30_arg_0 & var_30_arg_1; [L213] SORT_1 var_31_arg_0 = var_18; [L214] SORT_1 var_31_arg_1 = var_30; [L215] EXPR var_31_arg_0 | var_31_arg_1 [L215] SORT_1 var_31 = var_31_arg_0 | var_31_arg_1; [L216] SORT_1 var_35_arg_0 = var_31; [L217] SORT_1 var_35 = ~var_35_arg_0; [L218] SORT_1 var_36_arg_0 = var_34; [L219] SORT_1 var_36_arg_1 = var_35; [L220] EXPR var_36_arg_0 & var_36_arg_1 [L220] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L221] EXPR var_36 & mask_SORT_1 [L221] var_36 = var_36 & mask_SORT_1 [L222] SORT_1 bad_37_arg_0 = var_36; [L223] CALL __VERIFIER_assert(!(bad_37_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1163.51ms. Allocated memory is still 159.4MB. Free memory was 126.1MB in the beginning and 93.1MB in the end (delta: 32.9MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 748.41ms. Allocated memory was 159.4MB in the beginning and 243.3MB in the end (delta: 83.9MB). Free memory was 93.1MB in the beginning and 99.9MB in the end (delta: -6.8MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 606.96ms. Allocated memory is still 243.3MB. Free memory was 99.9MB in the beginning and 103.7MB in the end (delta: -3.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * RCFGBuilder took 18706.58ms. Allocated memory was 243.3MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 103.3MB in the beginning and 4.7GB in the end (delta: -4.6GB). Peak memory consumption was 649.5MB. Max. memory is 16.1GB. * CodeCheck took 2553.76ms. Allocated memory is still 5.5GB. Free memory was 4.7GB in the beginning and 5.1GB in the end (delta: -378.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.72ms. Allocated memory is still 5.5GB. Free memory was 5.1GB in the beginning and 5.1GB in the end (delta: 2.0kB). 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 [2023-11-21 18:27:18,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2 --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 b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:21,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:21,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-21 18:27:21,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:21,262 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:21,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:21,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:21,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:21,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:21,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:21,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:21,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:21,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:21,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:21,277 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:27:21,277 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:27:21,278 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:27:21,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:21,279 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:21,280 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:21,281 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:21,281 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:21,282 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:21,282 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:27:21,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:21,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:21,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:21,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:21,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:21,285 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:27:21,287 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:21,287 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:21,287 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:27:21,288 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:27:21,288 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_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 [2023-11-21 18:27:21,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:21,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:21,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:21,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:21,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:21,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-21 18:27:24,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:25,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:25,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-21 18:27:25,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data/497171a20/e4cf4288c0ee4f1daf211eae830a3d08/FLAG6eafcc3a2 [2023-11-21 18:27:25,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/data/497171a20/e4cf4288c0ee4f1daf211eae830a3d08 [2023-11-21 18:27:25,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:25,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:25,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:25,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:25,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:25,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@760e2988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25, skipping insertion in model container [2023-11-21 18:27:25,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,342 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:25,548 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_9064af13-e870-438a-881e-a8eedd0b7935/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-21 18:27:26,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:26,024 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:26,039 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_9064af13-e870-438a-881e-a8eedd0b7935/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-21 18:27:26,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:26,263 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:26,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26 WrapperNode [2023-11-21 18:27:26,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:26,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:26,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:26,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:26,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,449 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1835 [2023-11-21 18:27:26,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:26,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:26,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:26,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:26,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,609 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:26,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:26,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:26,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:26,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:26" (1/1) ... [2023-11-21 18:27:26,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:26,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:26,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:26,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:27:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:27,162 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:27,164 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:30,589 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:30,753 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:30,754 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:30,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:30 BoogieIcfgContainer [2023-11-21 18:27:30,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:30,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:30,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:30,769 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:30,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:30" (1/1) ... [2023-11-21 18:27:30,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:30,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-21 18:27:30,853 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-21 18:27:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:30,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:30,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:30,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:27:30,864 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:27:30,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:27:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,566 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:27:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:27:31,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:31,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:32,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:27:32,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-21 18:27:32,550 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-21 18:27:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:32,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:32,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:27:32,553 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:27:32,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:27:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:34,331 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:27:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:35,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:35,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9064af13-e870-438a-881e-a8eedd0b7935/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0