./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:18:24,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:18:24,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:18:24,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:18:24,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:18:24,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:18:24,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:18:24,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:18:24,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:18:24,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:18:24,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:18:24,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:18:24,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:18:24,890 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:18:24,890 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:18:24,891 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:18:24,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:18:24,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:24,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:18:24,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:18:24,891 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:18:24,891 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:18:24,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:18:24,891 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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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 -> 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 [2024-12-06 00:18:25,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:18:25,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:18:25,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:18:25,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:18:25,105 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:18:25,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-12-06 00:18:27,794 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/dab4323c6/17adf4f72fa945b9983c4d4a47a3c63e/FLAGcb927d1a7 [2024-12-06 00:18:28,005 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:18:28,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-12-06 00:18:28,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/dab4323c6/17adf4f72fa945b9983c4d4a47a3c63e/FLAGcb927d1a7 [2024-12-06 00:18:28,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/dab4323c6/17adf4f72fa945b9983c4d4a47a3c63e [2024-12-06 00:18:28,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:18:28,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:18:28,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:28,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:18:28,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:18:28,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:28,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bb5585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28, skipping insertion in model container [2024-12-06 00:18:28,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:28,402 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:18:28,539 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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-12-06 00:18:28,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:28,674 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:18:28,684 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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-12-06 00:18:28,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:28,775 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:18:28,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28 WrapperNode [2024-12-06 00:18:28,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:28,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:28,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:18:28,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:18:28,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:28,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,023 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1644 [2024-12-06 00:18:29,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:29,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:18:29,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:18:29,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:18:29,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,117 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:18:29,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:18:29,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:18:29,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:18:29,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:28" (1/1) ... [2024-12-06 00:18:29,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:29,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:18:29,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:18:29,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:18:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:18:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:18:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:18:29,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:18:29,462 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:18:29,464 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:18:31,404 INFO L? ?]: Removed 857 outVars from TransFormulas that were not future-live. [2024-12-06 00:18:31,404 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:18:33,931 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:18:33,931 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:18:33,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:33 BoogieIcfgContainer [2024-12-06 00:18:33,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:18:33,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:18:33,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:18:33,941 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:18:33,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:33" (1/1) ... [2024-12-06 00:18:33,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:18:33,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:33,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:18:33,989 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:18:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:18:33,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:33,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:18:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:34,447 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:18:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:34,940 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:18:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:35,309 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:18:35,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:18:35 ImpRootNode [2024-12-06 00:18:35,337 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:18:35,337 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:18:35,337 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:18:35,338 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:18:35,338 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:33" (3/4) ... [2024-12-06 00:18:35,341 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:18:35,342 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:18:35,343 INFO L158 Benchmark]: Toolchain (without parser) took 6974.15ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 92.1MB in the beginning and 259.9MB in the end (delta: -167.7MB). Peak memory consumption was 165.3MB. Max. memory is 16.1GB. [2024-12-06 00:18:35,343 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:35,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.04ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 65.3MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:18:35,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 246.47ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 65.3MB in the beginning and 136.5MB in the end (delta: -71.2MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2024-12-06 00:18:35,345 INFO L158 Benchmark]: Boogie Preprocessor took 211.58ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 128.1MB in the end (delta: 8.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2024-12-06 00:18:35,345 INFO L158 Benchmark]: RCFGBuilder took 4695.73ms. Allocated memory was 184.5MB in the beginning and 453.0MB in the end (delta: 268.4MB). Free memory was 128.1MB in the beginning and 150.0MB in the end (delta: -21.9MB). Peak memory consumption was 277.3MB. Max. memory is 16.1GB. [2024-12-06 00:18:35,345 INFO L158 Benchmark]: CodeCheck took 1404.46ms. Allocated memory is still 453.0MB. Free memory was 150.0MB in the beginning and 259.9MB in the end (delta: -109.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:35,346 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 453.0MB. Free memory was 259.9MB in the beginning and 259.9MB in the end (delta: 35.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:35,348 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: 1.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s 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 shiftRight at line 109, overapproximation of bitwiseOr at line 102, overapproximation of bitwiseAnd at line 87, overapproximation of bitwiseAnd at line 53. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_3 var_5 = 0; [L39] const SORT_1 var_12 = 0; [L40] const SORT_4 var_27 = 637; [L41] const SORT_3 var_28 = 1; [L42] const SORT_3 var_30 = 0; [L43] const SORT_4 var_32 = 16; [L44] const SORT_4 var_79 = 300; [L46] SORT_1 input_37; [L47] SORT_1 input_38; [L48] SORT_1 input_43; [L49] SORT_1 input_48; [L50] SORT_1 input_52; [L51] SORT_1 input_57; [L53] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L53] SORT_3 state_6 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L54] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L54] SORT_3 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L55] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L55] SORT_3 state_10 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L56] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L56] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L57] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L58] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L58] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L59] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L60] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L61] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L62] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_3 init_7_arg_1 = var_5; [L65] state_6 = init_7_arg_1 [L66] SORT_3 init_9_arg_1 = var_5; [L67] state_8 = init_9_arg_1 [L68] SORT_3 init_11_arg_1 = var_5; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_14_arg_1 = var_12; [L71] state_13 = init_14_arg_1 [L72] SORT_1 init_16_arg_1 = var_12; [L73] state_15 = init_16_arg_1 [L74] SORT_1 init_18_arg_1 = var_12; [L75] state_17 = init_18_arg_1 [L76] SORT_1 init_20_arg_1 = var_12; [L77] state_19 = init_20_arg_1 [L78] SORT_1 init_22_arg_1 = var_12; [L79] state_21 = init_22_arg_1 [L80] SORT_1 init_24_arg_1 = var_12; [L81] state_23 = init_24_arg_1 [L82] SORT_1 init_26_arg_1 = var_12; [L83] state_25 = init_26_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L86] input_37 = __VERIFIER_nondet_uchar() [L87] EXPR input_37 & mask_SORT_1 [L87] input_37 = input_37 & mask_SORT_1 [L88] input_38 = __VERIFIER_nondet_uchar() [L89] EXPR input_38 & mask_SORT_1 [L89] input_38 = input_38 & mask_SORT_1 [L90] input_43 = __VERIFIER_nondet_uchar() [L91] EXPR input_43 & mask_SORT_1 [L91] input_43 = input_43 & mask_SORT_1 [L92] input_48 = __VERIFIER_nondet_uchar() [L93] EXPR input_48 & mask_SORT_1 [L93] input_48 = input_48 & mask_SORT_1 [L94] input_52 = __VERIFIER_nondet_uchar() [L95] EXPR input_52 & mask_SORT_1 [L95] input_52 = input_52 & mask_SORT_1 [L96] input_57 = __VERIFIER_nondet_uchar() [L97] EXPR input_57 & mask_SORT_1 [L97] input_57 = input_57 & mask_SORT_1 [L100] SORT_3 var_29_arg_0 = var_28; [L101] SORT_3 var_29_arg_1 = state_6; [L102] EXPR var_29_arg_0 ^ var_29_arg_1 [L102] SORT_3 var_29 = var_29_arg_0 ^ var_29_arg_1; [L103] SORT_3 var_31_arg_0 = var_29; [L104] SORT_3 var_31_arg_1 = var_30; [L105] EXPR ((SORT_4)var_31_arg_0 << 16) | var_31_arg_1 [L105] SORT_4 var_31 = ((SORT_4)var_31_arg_0 << 16) | var_31_arg_1; [L106] SORT_4 var_33_arg_0 = var_31; [L107] EXPR var_33_arg_0 & msb_SORT_4 [L107] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L107] EXPR var_33_arg_0 & mask_SORT_4 [L107] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L107] var_33_arg_0 = (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L108] SORT_4 var_33_arg_1 = var_32; [L109] EXPR (int)var_33_arg_0 >> var_33_arg_1 [L109] SORT_4 var_33 = (int)var_33_arg_0 >> var_33_arg_1; [L110] EXPR var_33_arg_0 & msb_SORT_4 [L110] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 [L110] EXPR mask_SORT_4 >> var_33_arg_1 [L110] EXPR var_33 | ~(mask_SORT_4 >> var_33_arg_1) [L110] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 [L110] var_33 = (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 [L111] EXPR var_33 & mask_SORT_4 [L111] var_33 = var_33 & mask_SORT_4 [L112] SORT_4 var_34_arg_0 = var_27; [L113] SORT_4 var_34_arg_1 = var_33; [L114] SORT_1 var_34 = var_34_arg_0 == var_34_arg_1; [L115] SORT_1 var_35_arg_0 = ~state_25; [L116] EXPR var_35_arg_0 & mask_SORT_1 [L116] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L117] SORT_1 var_35_arg_1 = var_34; [L118] EXPR var_35_arg_0 & var_35_arg_1 [L118] SORT_1 var_35 = var_35_arg_0 & var_35_arg_1; [L119] EXPR var_35 & mask_SORT_1 [L119] var_35 = var_35 & mask_SORT_1 [L120] SORT_1 bad_36_arg_0 = var_35; [L121] CALL __VERIFIER_assert(!(bad_36_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 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.04ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 65.3MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 246.47ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 65.3MB in the beginning and 136.5MB in the end (delta: -71.2MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 211.58ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 128.1MB in the end (delta: 8.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4695.73ms. Allocated memory was 184.5MB in the beginning and 453.0MB in the end (delta: 268.4MB). Free memory was 128.1MB in the beginning and 150.0MB in the end (delta: -21.9MB). Peak memory consumption was 277.3MB. Max. memory is 16.1GB. * CodeCheck took 1404.46ms. Allocated memory is still 453.0MB. Free memory was 150.0MB in the beginning and 259.9MB in the end (delta: -109.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 453.0MB. Free memory was 259.9MB in the beginning and 259.9MB in the end (delta: 35.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:18:35,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:18:37,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:18:37,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:18:37,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:18:37,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:18:37,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:18:37,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:18:37,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:18:37,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:18:37,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:18:37,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:18:37,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:18:37,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:18:37,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:18:37,514 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:37,514 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:18:37,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:18:37,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:37,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:18:37,515 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:18:37,515 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:18:37,515 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:18:37,515 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:37,515 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:18:37,515 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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/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 -> 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 [2024-12-06 00:18:37,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:18:37,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:18:37,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:18:37,775 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:18:37,775 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:18:37,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-12-06 00:18:40,602 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/bbcd5841e/b4eca013c6804fad8ef4dd6b5be0b228/FLAG74d4fd492 [2024-12-06 00:18:40,800 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:18:40,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-12-06 00:18:40,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/bbcd5841e/b4eca013c6804fad8ef4dd6b5be0b228/FLAG74d4fd492 [2024-12-06 00:18:41,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/data/bbcd5841e/b4eca013c6804fad8ef4dd6b5be0b228 [2024-12-06 00:18:41,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:18:41,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:18:41,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:41,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:18:41,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:18:41,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4f53c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41, skipping insertion in model container [2024-12-06 00:18:41,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,184 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:18:41,293 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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-12-06 00:18:41,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:41,391 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:18:41,398 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_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-12-06 00:18:41,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:41,474 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:18:41,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41 WrapperNode [2024-12-06 00:18:41,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:41,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:41,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:18:41,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:18:41,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,492 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,515 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 452 [2024-12-06 00:18:41,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:41,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:18:41,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:18:41,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:18:41,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,540 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,554 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:18:41,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:18:41,555 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:18:41,555 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:18:41,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:41" (1/1) ... [2024-12-06 00:18:41,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:41,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:18:41,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:18:41,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:18:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:18:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:18:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:18:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:18:41,739 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:18:41,740 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:18:42,118 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-12-06 00:18:42,118 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:18:42,144 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:18:42,145 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:18:42,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:42 BoogieIcfgContainer [2024-12-06 00:18:42,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:18:42,145 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:18:42,145 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:18:42,153 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:18:42,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:42" (1/1) ... [2024-12-06 00:18:42,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:18:42,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:18:42,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:18:42,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:18:42,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:42,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:42,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:18:42,199 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:18:42,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:18:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:42,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:18:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:42,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 00:18:42,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:18:42,856 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 00:18:42,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:18:42,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 00:18:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 00:18:42,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:18:42,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:42,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:42,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:18:42,987 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:18:42,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:18:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:43,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:18:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:43,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-06 00:18:43,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:19:34,449 WARN L286 SmtUtils]: Spent 37.75s on a formula simplification. DAG size of input: 728 DAG size of output: 507 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:19:34,774 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 00:19:34,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:19:42,876 WARN L286 SmtUtils]: Spent 5.44s on a formula simplification. DAG size of input: 509 DAG size of output: 363 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:20:04,529 WARN L286 SmtUtils]: Spent 10.89s on a formula simplification. DAG size of input: 511 DAG size of output: 366 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:20:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:20:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-12-06 00:20:13,670 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-12-06 00:20:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:20:13,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:20:13,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:20:13,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:20:13,673 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:20:13,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1a2475-cc3a-4946-91c8-3d6f0302e12d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:20:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:13,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:20:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:14,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-06 00:20:14,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:20:50,784 WARN L286 SmtUtils]: Spent 23.54s on a formula simplification. DAG size of input: 721 DAG size of output: 580 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)