./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.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_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/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_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/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_cb6492a7-646c-433a-a815-41c1526d7bb2/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 b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:02:52,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:02:52,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:02:52,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:02:52,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:02:52,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:02:52,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:02:52,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:02:52,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:02:52,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:02:52,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:02:52,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:02:52,449 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:02:52,449 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:02:52,450 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:02:52,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:52,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:02:52,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:02:52,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:02:52,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:02:52,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:02:52,450 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_cb6492a7-646c-433a-a815-41c1526d7bb2/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 -> b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 [2024-12-06 04:02:52,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:02:52,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:02:52,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:02:52,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:02:52,691 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:02:52,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c [2024-12-06 04:02:55,278 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/90b83725c/816ca0d3cc1b468ab9217895291c3207/FLAG73b2f9c22 [2024-12-06 04:02:55,488 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:02:55,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c [2024-12-06 04:02:55,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/90b83725c/816ca0d3cc1b468ab9217895291c3207/FLAG73b2f9c22 [2024-12-06 04:02:55,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/90b83725c/816ca0d3cc1b468ab9217895291c3207 [2024-12-06 04:02:55,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:02:55,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:02:55,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:55,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:02:55,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:02:55,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:55" (1/1) ... [2024-12-06 04:02:55,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aebc6ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:55, skipping insertion in model container [2024-12-06 04:02:55,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:55" (1/1) ... [2024-12-06 04:02:55,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:02:56,013 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_cb6492a7-646c-433a-a815-41c1526d7bb2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-12-06 04:02:56,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:56,070 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:02:56,077 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_cb6492a7-646c-433a-a815-41c1526d7bb2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-12-06 04:02:56,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:56,122 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:02:56,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56 WrapperNode [2024-12-06 04:02:56,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:56,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:56,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:02:56,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:02:56,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,179 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 397 [2024-12-06 04:02:56,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:56,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:02:56,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:02:56,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:02:56,187 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,208 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,217 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:02:56,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:02:56,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:02:56,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:02:56,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:56" (1/1) ... [2024-12-06 04:02:56,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:56,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:02:56,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:02:56,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:02:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:02:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:02:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:02:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:02:56,376 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:02:56,378 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:02:56,819 INFO L? ?]: Removed 168 outVars from TransFormulas that were not future-live. [2024-12-06 04:02:56,819 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:02:57,158 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:02:57,158 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:02:57,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:57 BoogieIcfgContainer [2024-12-06 04:02:57,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:02:57,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:02:57,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:02:57,169 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:02:57,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:57" (1/1) ... [2024-12-06 04:02:57,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:02:57,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:02:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:02:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:02:57,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:57,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:02:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:57,439 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:02:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:57,733 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:02:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:57,905 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:02:57,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:02:57 ImpRootNode [2024-12-06 04:02:57,930 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:02:57,931 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:02:57,931 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:02:57,931 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:02:57,932 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:57" (3/4) ... [2024-12-06 04:02:57,934 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:02:57,935 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:02:57,936 INFO L158 Benchmark]: Toolchain (without parser) took 2068.42ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 28.2MB in the end (delta: 64.3MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-12-06 04:02:57,936 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 71.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:57,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.36ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:02:57,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.80ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 69.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:02:57,937 INFO L158 Benchmark]: Boogie Preprocessor took 46.28ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 66.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:57,938 INFO L158 Benchmark]: RCFGBuilder took 932.22ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 67.3MB in the end (delta: -615.7kB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-12-06 04:02:57,938 INFO L158 Benchmark]: CodeCheck took 770.83ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 28.2MB in the end (delta: 39.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:02:57,938 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 117.4MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:57,940 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, 0.2s 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 134, overapproximation of bitwiseAnd at line 121, overapproximation of bitwiseAnd at line 70. 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; [L45] SORT_1 input_2; [L46] SORT_3 input_4; [L47] SORT_1 input_5; [L48] SORT_1 input_6; [L49] SORT_1 input_29; [L50] SORT_31 input_32; [L51] SORT_31 input_34; [L52] SORT_1 input_36; [L53] SORT_1 input_38; [L54] SORT_1 input_42; [L55] SORT_1 input_44; [L56] SORT_1 input_46; [L57] SORT_1 input_48; [L58] SORT_1 input_50; [L59] SORT_3 input_52; [L60] SORT_1 input_55; [L61] SORT_1 input_59; [L62] SORT_1 input_63; [L63] SORT_1 input_65; [L64] SORT_67 input_68; [L65] SORT_1 input_70; [L66] SORT_1 input_74; [L67] SORT_1 input_81; [L68] SORT_1 input_87; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] SORT_1 init_9_arg_1 = var_7; [L79] state_8 = init_9_arg_1 [L80] SORT_1 init_15_arg_1 = var_7; [L81] state_14 = init_15_arg_1 [L82] SORT_1 init_26_arg_1 = var_7; [L83] state_25 = init_26_arg_1 [L84] SORT_1 init_28_arg_1 = var_7; [L85] state_27 = init_28_arg_1 [L86] SORT_1 init_41_arg_1 = var_7; [L87] state_40 = init_41_arg_1 [L88] SORT_1 init_58_arg_1 = var_7; [L89] state_57 = init_58_arg_1 [L90] SORT_1 init_62_arg_1 = var_7; [L91] state_61 = init_62_arg_1 VAL [mask_SORT_1=1, state_14=0, state_25=0, state_27=0, state_40=0, state_57=0, state_61=0, state_8=0, var_12=0, var_21=1, var_7=0] [L94] input_2 = __VERIFIER_nondet_uchar() [L95] input_4 = __VERIFIER_nondet_uchar() [L96] input_5 = __VERIFIER_nondet_uchar() [L97] input_6 = __VERIFIER_nondet_uchar() [L98] input_29 = __VERIFIER_nondet_uchar() [L99] input_32 = __VERIFIER_nondet_uchar() [L100] input_34 = __VERIFIER_nondet_uchar() [L101] input_36 = __VERIFIER_nondet_uchar() [L102] input_38 = __VERIFIER_nondet_uchar() [L103] input_42 = __VERIFIER_nondet_uchar() [L104] input_44 = __VERIFIER_nondet_uchar() [L105] input_46 = __VERIFIER_nondet_uchar() [L106] input_48 = __VERIFIER_nondet_uchar() [L107] input_50 = __VERIFIER_nondet_uchar() [L108] input_52 = __VERIFIER_nondet_uchar() [L109] input_55 = __VERIFIER_nondet_uchar() [L110] input_59 = __VERIFIER_nondet_uchar() [L111] input_63 = __VERIFIER_nondet_uchar() [L112] input_65 = __VERIFIER_nondet_uchar() [L113] input_68 = __VERIFIER_nondet_ushort() [L114] input_70 = __VERIFIER_nondet_uchar() [L115] input_74 = __VERIFIER_nondet_uchar() [L116] input_81 = __VERIFIER_nondet_uchar() [L117] input_87 = __VERIFIER_nondet_uchar() [L120] SORT_1 var_11_arg_0 = state_8; [L121] EXPR var_11_arg_0 & mask_SORT_1 [L121] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L122] SORT_10 var_11 = var_11_arg_0; [L123] SORT_10 var_13_arg_0 = var_11; [L124] SORT_10 var_13_arg_1 = var_12; [L125] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L126] SORT_1 var_16_arg_0 = state_14; [L127] EXPR var_16_arg_0 & mask_SORT_1 [L127] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L128] SORT_10 var_16 = var_16_arg_0; [L129] SORT_10 var_17_arg_0 = var_16; [L130] SORT_10 var_17_arg_1 = var_12; [L131] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L132] SORT_1 var_18_arg_0 = var_13; [L133] SORT_1 var_18_arg_1 = var_17; [L134] EXPR var_18_arg_0 | var_18_arg_1 [L134] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L135] SORT_1 var_22_arg_0 = var_18; [L136] SORT_1 var_22 = ~var_22_arg_0; [L137] SORT_1 var_23_arg_0 = var_21; [L138] SORT_1 var_23_arg_1 = var_22; [L139] EXPR var_23_arg_0 & var_23_arg_1 [L139] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L140] EXPR var_23 & mask_SORT_1 [L140] var_23 = var_23 & mask_SORT_1 [L141] SORT_1 bad_24_arg_0 = var_23; [L142] 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 0.27ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 71.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.36ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.80ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 69.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.28ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 66.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 932.22ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 67.3MB in the end (delta: -615.7kB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * CodeCheck took 770.83ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 28.2MB in the end (delta: 39.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 117.4MB. Free memory is still 28.2MB. 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 04:02:57,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/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_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/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_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/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_cb6492a7-646c-433a-a815-41c1526d7bb2/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 b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:02:59,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:02:59,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:02:59,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:02:59,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:02:59,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:02:59,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:02:59,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:02:59,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:02:59,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:02:59,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:02:59,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:02:59,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:02:59,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:02:59,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:02:59,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:59,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:02:59,981 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:59,982 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:02:59,982 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_cb6492a7-646c-433a-a815-41c1526d7bb2/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 -> b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 [2024-12-06 04:03:00,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:03:00,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:03:00,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:03:00,226 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:03:00,226 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:03:00,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c [2024-12-06 04:03:02,912 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/0349082da/0a40b5ccad4f425c8a54424081e03766/FLAG1ccc3b190 [2024-12-06 04:03:03,111 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:03:03,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c [2024-12-06 04:03:03,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/0349082da/0a40b5ccad4f425c8a54424081e03766/FLAG1ccc3b190 [2024-12-06 04:03:03,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/data/0349082da/0a40b5ccad4f425c8a54424081e03766 [2024-12-06 04:03:03,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:03:03,465 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:03:03,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:03,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:03:03,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:03:03,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61098a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03, skipping insertion in model container [2024-12-06 04:03:03,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,489 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:03:03,614 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_cb6492a7-646c-433a-a815-41c1526d7bb2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-12-06 04:03:03,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:03,669 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:03:03,676 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_cb6492a7-646c-433a-a815-41c1526d7bb2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-12-06 04:03:03,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:03,718 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:03:03,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03 WrapperNode [2024-12-06 04:03:03,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:03,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:03,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:03:03,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:03:03,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,759 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 261 [2024-12-06 04:03:03,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:03,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:03:03,760 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:03:03,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:03:03,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,779 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:03:03,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:03:03,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:03:03,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:03:03,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:03" (1/1) ... [2024-12-06 04:03:03,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:03,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:03:03,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:03:03,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:03:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:03:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:03:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:03:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:03:03,934 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:03:03,936 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:03:04,118 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-12-06 04:03:04,118 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:03:04,148 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:03:04,148 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:03:04,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:04 BoogieIcfgContainer [2024-12-06 04:03:04,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:03:04,149 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:03:04,149 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:03:04,159 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:03:04,159 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:04" (1/1) ... [2024-12-06 04:03:04,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:03:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:04,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:03:04,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:03:04,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:03:04,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:04,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:04,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:04,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:04,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:03:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:04,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:04,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 04:03:04,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:04,544 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 04:03:04,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:03:04,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:04,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:03:04,613 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:03:04,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:03:04,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:04,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:04,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:04,615 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:04,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:03:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:04,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:04,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 04:03:04,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:05,026 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 04:03:05,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:03:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-12-06 04:03:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-12-06 04:03:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:03:05,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:05,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:05,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:05,283 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:05,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:03:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:05,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:05,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 04:03:05,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:05,827 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 04:03:05,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 04:03:06,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:06,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-12-06 04:03:06,199 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-12-06 04:03:06,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:03:06,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:06,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:06,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:06,204 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:06,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:03:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:06,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:06,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 04:03:06,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:06,856 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 04:03:06,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:03:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:07,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2024-12-06 04:03:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2024-12-06 04:03:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:03:07,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:07,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:07,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:07,285 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:07,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:03:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:07,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:07,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 04:03:07,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:08,048 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 04:03:08,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:03:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-12-06 04:03:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-12-06 04:03:08,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:03:08,487 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-12-06 04:03:08,494 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:03:08,533 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 04:03:08,533 INFO L77 FloydHoareUtils]: At program point L92-1(lines 92 221) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#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|)) [2024-12-06 04:03:08,534 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 04:03:08,534 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#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|)) [2024-12-06 04:03:08,534 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 04:03:08,534 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#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|)) [2024-12-06 04:03:08,534 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:03:08,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:03:08 ImpRootNode [2024-12-06 04:03:08,542 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:03:08,542 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:03:08,542 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:03:08,542 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:03:08,543 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:04" (3/4) ... [2024-12-06 04:03:08,544 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:03:08,552 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 04:03:08,552 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 04:03:08,552 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:03:08,552 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:03:08,623 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:03:08,623 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:03:08,623 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:03:08,624 INFO L158 Benchmark]: Toolchain (without parser) took 5158.96ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 69.6MB in the beginning and 61.3MB in the end (delta: 8.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-12-06 04:03:08,624 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:08,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.61ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 54.4MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:03:08,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.11ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:08,625 INFO L158 Benchmark]: Boogie Preprocessor took 28.47ms. Allocated memory is still 92.3MB. Free memory was 52.1MB in the beginning and 50.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:08,625 INFO L158 Benchmark]: RCFGBuilder took 359.18ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 57.5MB in the end (delta: -7.1MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-12-06 04:03:08,626 INFO L158 Benchmark]: CodeCheck took 4392.96ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 57.2MB in the beginning and 67.0MB in the end (delta: -9.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-12-06 04:03:08,626 INFO L158 Benchmark]: Witness Printer took 81.13ms. Allocated memory is still 125.8MB. Free memory was 67.0MB in the beginning and 61.3MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:03:08,628 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: 4.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 252 IncrementalHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 5 mSDtfsCounter, 252 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 485 GetRequests, 425 SyntacticMatches, 16 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 632 SizeOfPredicates, 20 NumberOfNonLiveVariables, 520 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/50 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: 92]: Loop Invariant Derived loop invariant: ((((((((0 == var_7) && (0 == state_27)) && (0 == state_8)) && (0 == var_12)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_57)) && (0 == state_40)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.61ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 54.4MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.11ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.47ms. Allocated memory is still 92.3MB. Free memory was 52.1MB in the beginning and 50.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.18ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 57.5MB in the end (delta: -7.1MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 4392.96ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 57.2MB in the beginning and 67.0MB in the end (delta: -9.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Witness Printer took 81.13ms. Allocated memory is still 125.8MB. Free memory was 67.0MB in the beginning and 61.3MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:03:08,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6492a7-646c-433a-a815-41c1526d7bb2/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