./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b --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 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:56:22,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:56:22,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:56:22,766 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:56:22,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:56:22,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:56:22,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:56:22,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:56:22,787 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:56:22,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:56:22,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:56:22,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:56:22,789 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:56:22,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:56:22,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:56:22,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b 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 -> 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 [2024-12-06 01:56:23,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:56:23,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:56:23,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:56:23,028 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:56:23,028 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:56:23,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-12-06 01:56:25,626 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/2edb28e19/dcc1303626ac43848bdf42d8d2ccec46/FLAG0431ef098 [2024-12-06 01:56:25,847 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:56:25,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-12-06 01:56:25,857 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/2edb28e19/dcc1303626ac43848bdf42d8d2ccec46/FLAG0431ef098 [2024-12-06 01:56:26,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/2edb28e19/dcc1303626ac43848bdf42d8d2ccec46 [2024-12-06 01:56:26,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:56:26,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:56:26,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:56:26,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:56:26,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:56:26,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@497618b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26, skipping insertion in model container [2024-12-06 01:56:26,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:56:26,360 WARN L250 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_3a136365-6d91-41a3-8314-415c1e572b9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-12-06 01:56:26,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:56:26,451 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:56:26,458 WARN L250 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_3a136365-6d91-41a3-8314-415c1e572b9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-12-06 01:56:26,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:56:26,536 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:56:26,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26 WrapperNode [2024-12-06 01:56:26,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:56:26,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:56:26,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:56:26,538 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:56:26,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,625 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 729 [2024-12-06 01:56:26,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:56:26,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:56:26,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:56:26,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:56:26,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,663 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:56:26,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:56:26,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:56:26,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:56:26,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:26" (1/1) ... [2024-12-06 01:56:26,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:56:26,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:56:26,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:56:26,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:56:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:56:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:56:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:56:26,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:56:26,880 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:56:26,882 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:56:27,609 INFO L? ?]: Removed 379 outVars from TransFormulas that were not future-live. [2024-12-06 01:56:27,610 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:56:28,299 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:56:28,299 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:56:28,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:56:28 BoogieIcfgContainer [2024-12-06 01:56:28,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:56:28,301 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:56:28,301 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:56:28,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:56:28,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:56:28" (1/1) ... [2024-12-06 01:56:28,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:56:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:56:28,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:56:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:56:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:56:28,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:56:28,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:56:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:56:28,617 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:56:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:56:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:56:28,904 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:56:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:56:29,073 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:56:29,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:56:29 ImpRootNode [2024-12-06 01:56:29,103 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:56:29,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:56:29,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:56:29,104 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:56:29,105 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:56:28" (3/4) ... [2024-12-06 01:56:29,107 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:56:29,108 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:56:29,109 INFO L158 Benchmark]: Toolchain (without parser) took 2897.25ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 115.9MB in the beginning and 128.9MB in the end (delta: -13.0MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. [2024-12-06 01:56:29,109 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:56:29,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.65ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 94.7MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:56:29,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.71ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 81.3MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:56:29,111 INFO L158 Benchmark]: Boogie Preprocessor took 67.67ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 75.9MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:56:29,111 INFO L158 Benchmark]: RCFGBuilder took 1606.08ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 75.9MB in the beginning and 178.3MB in the end (delta: -102.4MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2024-12-06 01:56:29,112 INFO L158 Benchmark]: CodeCheck took 802.64ms. Allocated memory is still 302.0MB. Free memory was 178.3MB in the beginning and 128.9MB in the end (delta: 49.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 01:56:29,112 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 302.0MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:56:29,114 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: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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, ConComCheckerStatistics: 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 163, overapproximation of bitwiseAnd at line 150, overapproximation of bitwiseAnd at line 77. 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 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L44] const SORT_67 var_68 = 0; [L45] const SORT_10 var_119 = 104; [L46] const SORT_10 var_136 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_31 input_34; [L55] SORT_1 input_36; [L56] SORT_1 input_38; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_1 input_48; [L60] SORT_3 input_52; [L61] SORT_1 input_55; [L62] SORT_1 input_63; [L63] SORT_1 input_73; [L64] SORT_1 input_79; [L65] SORT_1 input_81; [L66] SORT_1 input_95; [L67] SORT_1 input_101; [L68] SORT_1 input_107; [L69] SORT_1 input_113; [L70] SORT_1 input_114; [L71] SORT_1 input_115; [L72] SORT_67 input_134; [L73] SORT_1 input_143; [L74] SORT_1 input_144; [L75] SORT_1 input_145; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_ushort() & mask_SORT_67 [L88] SORT_67 state_69 = __VERIFIER_nondet_ushort() & mask_SORT_67; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_1 init_9_arg_1 = var_7; [L92] state_8 = init_9_arg_1 [L93] SORT_1 init_15_arg_1 = var_7; [L94] state_14 = init_15_arg_1 [L95] SORT_1 init_26_arg_1 = var_7; [L96] state_25 = init_26_arg_1 [L97] SORT_1 init_28_arg_1 = var_7; [L98] state_27 = init_28_arg_1 [L99] SORT_1 init_41_arg_1 = var_7; [L100] state_40 = init_41_arg_1 [L101] SORT_1 init_43_arg_1 = var_7; [L102] state_42 = init_43_arg_1 [L103] SORT_1 init_51_arg_1 = var_21; [L104] state_50 = init_51_arg_1 [L105] SORT_1 init_58_arg_1 = var_7; [L106] state_57 = init_58_arg_1 [L107] SORT_1 init_60_arg_1 = var_7; [L108] state_59 = init_60_arg_1 [L109] SORT_1 init_62_arg_1 = var_7; [L110] state_61 = init_62_arg_1 [L111] SORT_1 init_66_arg_1 = var_7; [L112] state_65 = init_66_arg_1 [L113] SORT_67 init_70_arg_1 = var_68; [L114] state_69 = init_70_arg_1 [L115] SORT_1 init_72_arg_1 = var_7; [L116] state_71 = init_72_arg_1 VAL [mask_SORT_1=1, mask_SORT_67=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_65=0, state_69=0, state_71=0, state_8=0, var_119=104, var_12=0, var_136=1, var_21=1, var_68=0, var_7=0] [L119] input_2 = __VERIFIER_nondet_uchar() [L120] input_4 = __VERIFIER_nondet_uchar() [L121] input_5 = __VERIFIER_nondet_uchar() [L122] input_6 = __VERIFIER_nondet_uchar() [L123] input_29 = __VERIFIER_nondet_uchar() [L124] input_32 = __VERIFIER_nondet_uchar() [L125] input_34 = __VERIFIER_nondet_uchar() [L126] input_36 = __VERIFIER_nondet_uchar() [L127] input_38 = __VERIFIER_nondet_uchar() [L128] input_44 = __VERIFIER_nondet_uchar() [L129] input_46 = __VERIFIER_nondet_uchar() [L130] input_48 = __VERIFIER_nondet_uchar() [L131] input_52 = __VERIFIER_nondet_uchar() [L132] input_55 = __VERIFIER_nondet_uchar() [L133] input_63 = __VERIFIER_nondet_uchar() [L134] input_73 = __VERIFIER_nondet_uchar() [L135] input_79 = __VERIFIER_nondet_uchar() [L136] input_81 = __VERIFIER_nondet_uchar() [L137] input_95 = __VERIFIER_nondet_uchar() [L138] input_101 = __VERIFIER_nondet_uchar() [L139] input_107 = __VERIFIER_nondet_uchar() [L140] input_113 = __VERIFIER_nondet_uchar() [L141] input_114 = __VERIFIER_nondet_uchar() [L142] input_115 = __VERIFIER_nondet_uchar() [L143] input_134 = __VERIFIER_nondet_ushort() [L144] input_143 = __VERIFIER_nondet_uchar() [L145] input_144 = __VERIFIER_nondet_uchar() [L146] input_145 = __VERIFIER_nondet_uchar() [L149] SORT_1 var_11_arg_0 = state_8; [L150] EXPR var_11_arg_0 & mask_SORT_1 [L150] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L151] SORT_10 var_11 = var_11_arg_0; [L152] SORT_10 var_13_arg_0 = var_11; [L153] SORT_10 var_13_arg_1 = var_12; [L154] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L155] SORT_1 var_16_arg_0 = state_14; [L156] EXPR var_16_arg_0 & mask_SORT_1 [L156] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L157] SORT_10 var_16 = var_16_arg_0; [L158] SORT_10 var_17_arg_0 = var_16; [L159] SORT_10 var_17_arg_1 = var_12; [L160] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L161] SORT_1 var_18_arg_0 = var_13; [L162] SORT_1 var_18_arg_1 = var_17; [L163] EXPR var_18_arg_0 | var_18_arg_1 [L163] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L164] SORT_1 var_22_arg_0 = var_18; [L165] SORT_1 var_22 = ~var_22_arg_0; [L166] SORT_1 var_23_arg_0 = var_21; [L167] SORT_1 var_23_arg_1 = var_22; [L168] EXPR var_23_arg_0 & var_23_arg_1 [L168] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L169] EXPR var_23 & mask_SORT_1 [L169] var_23 = var_23 & mask_SORT_1 [L170] SORT_1 bad_24_arg_0 = var_23; [L171] CALL __VERIFIER_assert(!(bad_24_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.65ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 94.7MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.71ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 81.3MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.67ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 75.9MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1606.08ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 75.9MB in the beginning and 178.3MB in the end (delta: -102.4MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * CodeCheck took 802.64ms. Allocated memory is still 302.0MB. Free memory was 178.3MB in the beginning and 128.9MB in the end (delta: 49.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 302.0MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:56:29,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b --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 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:56:31,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:56:31,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 01:56:31,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:56:31,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:56:31,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:56:31,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:56:31,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:56:31,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:56:31,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:56:31,179 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:56:31,179 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:56:31,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:56:31,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:56:31,180 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:56:31,181 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:56:31,181 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:56:31,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b 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 -> 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 [2024-12-06 01:56:31,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:56:31,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:56:31,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:56:31,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:56:31,419 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:56:31,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-12-06 01:56:34,161 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/6e4ec5983/070fd4930663467aa0e4623b4aafa8d4/FLAG1a7cea77b [2024-12-06 01:56:34,354 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:56:34,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-12-06 01:56:34,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/6e4ec5983/070fd4930663467aa0e4623b4aafa8d4/FLAG1a7cea77b [2024-12-06 01:56:34,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/data/6e4ec5983/070fd4930663467aa0e4623b4aafa8d4 [2024-12-06 01:56:34,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:56:34,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:56:34,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:56:34,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:56:34,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:56:34,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fda98a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34, skipping insertion in model container [2024-12-06 01:56:34,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:56:34,546 WARN L250 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_3a136365-6d91-41a3-8314-415c1e572b9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-12-06 01:56:34,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:56:34,643 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:56:34,652 WARN L250 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_3a136365-6d91-41a3-8314-415c1e572b9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-12-06 01:56:34,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:56:34,720 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:56:34,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34 WrapperNode [2024-12-06 01:56:34,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:56:34,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:56:34,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:56:34,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:56:34,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,768 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 465 [2024-12-06 01:56:34,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:56:34,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:56:34,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:56:34,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:56:34,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,793 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:56:34,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:56:34,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:56:34,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:56:34,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:56:34" (1/1) ... [2024-12-06 01:56:34,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:56:34,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:56:34,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:56:34,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:56:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:56:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:56:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:56:34,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:56:35,000 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:56:35,002 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:56:35,283 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-12-06 01:56:35,284 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:56:35,324 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:56:35,324 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:56:35,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:56:35 BoogieIcfgContainer [2024-12-06 01:56:35,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:56:35,325 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:56:35,325 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:56:35,334 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:56:35,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:56:35" (1/1) ... [2024-12-06 01:56:35,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:56:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:56:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:56:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:56:35,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:56:35,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:56:35,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:56:35,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:56:35,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:56:35,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:56:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:35,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:56:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:35,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 01:56:35,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:56:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:56:35,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:56:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:56:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:56:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:56:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:56:35,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:56:35,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:56:35,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:56:35,881 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:56:35,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:56:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:36,152 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:56:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:36,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 01:56:36,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:56:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:56:36,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:56:36,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:56:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2024-12-06 01:56:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2024-12-06 01:56:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:56:36,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:56:36,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:56:36,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:56:36,835 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:56:36,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:56:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:37,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:56:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:37,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 01:56:37,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:58:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:58:06,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 01:58:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 18 states and 36 transitions. [2024-12-06 01:58:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 36 transitions. [2024-12-06 01:58:07,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:58:07,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:07,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:07,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:58:07,284 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:58:07,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:58:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:07,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:58:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:07,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 01:58:07,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:58:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:58:37,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:58:38,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 22 states and 48 transitions. [2024-12-06 01:58:38,786 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 48 transitions. [2024-12-06 01:58:38,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:58:38,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:38,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:38,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:58:38,789 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:58:38,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:58:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:39,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:58:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:39,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-06 01:58:39,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:01:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:01:08,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-06 02:01:09,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:01:09,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 25 states and 55 transitions. [2024-12-06 02:01:09,371 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 55 transitions. [2024-12-06 02:01:09,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:01:09,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:01:09,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:01:09,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:01:09,373 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:01:09,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:01:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:01:09,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:01:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:01:09,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-06 02:01:09,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:01:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:01:25,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:01:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:01:26,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-12-06 02:01:26,491 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-12-06 02:01:26,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:01:26,492 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-12-06 02:01:26,500 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:01:26,577 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 02:01:26,577 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 02:01:26,577 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_59~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~var_68~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_71~0#1|) (= (_ bv1023 16) |ULTIMATE.start_main_~mask_SORT_67~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_14~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv0 16) |ULTIMATE.start_main_~state_69~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|) (= (_ bv104 32) |ULTIMATE.start_main_~var_119~0#1|)) [2024-12-06 02:01:26,577 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 02:01:26,578 INFO L77 FloydHoareUtils]: At program point L117-1(lines 117 405) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_59~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~var_68~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_71~0#1|) (= (_ bv1023 16) |ULTIMATE.start_main_~mask_SORT_67~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_14~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~state_69~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|) (= (_ bv104 32) |ULTIMATE.start_main_~var_119~0#1|)) [2024-12-06 02:01:26,578 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_59~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~var_68~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_71~0#1|) (= (_ bv1023 16) |ULTIMATE.start_main_~mask_SORT_67~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_14~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~state_69~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|) (= (_ bv104 32) |ULTIMATE.start_main_~var_119~0#1|)) [2024-12-06 02:01:26,578 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:01:26,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:01:26 ImpRootNode [2024-12-06 02:01:26,584 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:01:26,585 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:01:26,585 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:01:26,585 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:01:26,585 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:56:35" (3/4) ... [2024-12-06 02:01:26,587 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:01:26,593 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 02:01:26,594 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 02:01:26,594 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:01:26,594 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:01:26,680 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:01:26,680 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:01:26,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:01:26,681 INFO L158 Benchmark]: Toolchain (without parser) took 292299.90ms. Allocated memory was 92.3MB in the beginning and 13.5GB in the end (delta: 13.4GB). Free memory was 68.9MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 9.8GB. Max. memory is 16.1GB. [2024-12-06 02:01:26,681 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:26,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.89ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 49.1MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:01:26,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.92ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 45.5MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:26,682 INFO L158 Benchmark]: Boogie Preprocessor took 36.53ms. Allocated memory is still 92.3MB. Free memory was 45.5MB in the beginning and 43.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:26,682 INFO L158 Benchmark]: RCFGBuilder took 518.16ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 60.6MB in the end (delta: -17.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2024-12-06 02:01:26,683 INFO L158 Benchmark]: CodeCheck took 291259.03ms. Allocated memory was 92.3MB in the beginning and 13.5GB in the end (delta: 13.4GB). Free memory was 60.6MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 9.8GB. Max. memory is 16.1GB. [2024-12-06 02:01:26,683 INFO L158 Benchmark]: Witness Printer took 95.63ms. Allocated memory is still 13.5GB. Free memory was 3.7GB in the beginning and 3.6GB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:26,685 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: 291.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 154 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 99 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 568 IncrementalHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 6 mSDtfsCounter, 568 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 805 GetRequests, 686 SyntacticMatches, 21 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4400 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 283.7s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 1433 SizeOfPredicates, 39 NumberOfNonLiveVariables, 861 ConjunctsInSsa, 210 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 0/90 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: (((((((((((((((0 == state_59) && (0 == var_7)) && (0 == var_68)) && (0 == state_71)) && (1023 == mask_SORT_67)) && (0 == state_27)) && (0 == state_8)) && (0 == state_14)) && (0 == var_12)) && (0 == state_69)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_57)) && (0 == state_40)) && (104 == var_119)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.89ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 49.1MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.92ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 45.5MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.53ms. Allocated memory is still 92.3MB. Free memory was 45.5MB in the beginning and 43.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.16ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 60.6MB in the end (delta: -17.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * CodeCheck took 291259.03ms. Allocated memory was 92.3MB in the beginning and 13.5GB in the end (delta: 13.4GB). Free memory was 60.6MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 9.8GB. Max. memory is 16.1GB. * Witness Printer took 95.63ms. Allocated memory is still 13.5GB. Free memory was 3.7GB in the beginning and 3.6GB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:01:26,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a136365-6d91-41a3-8314-415c1e572b9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE