./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm --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 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:46:53,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:46:54,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:46:54,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:46:54,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:46:54,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:46:54,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:46:54,068 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:46:54,069 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:46:54,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:46:54,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:46:54,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:46:54,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:46:54,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:46:54,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:46:54,071 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:46:54,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:46:54,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:46:54,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:46:54,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:46:54,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:46:54,072 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:46:54,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:46:54,073 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_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm 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 -> 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d [2024-11-13 22:46:54,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:46:54,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:46:54,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:46:54,468 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:46:54,468 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:46:54,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c Unable to find full path for "g++" [2024-11-13 22:46:56,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:46:56,688 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:46:56,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c [2024-11-13 22:46:56,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data/940936bea/836eecc721514d43a86d945fcc75cde1/FLAG4bd31e6bb [2024-11-13 22:46:56,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data/940936bea/836eecc721514d43a86d945fcc75cde1 [2024-11-13 22:46:56,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:46:56,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:46:56,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:46:56,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:46:56,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:46:56,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:56" (1/1) ... [2024-11-13 22:46:56,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@360173b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:56, skipping insertion in model container [2024-11-13 22:46:56,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:56" (1/1) ... [2024-11-13 22:46:56,813 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:46:57,041 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_2517ade6-7a21-4e24-ae26-57134f7ada5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-13 22:46:57,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:46:57,536 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:46:57,554 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_2517ade6-7a21-4e24-ae26-57134f7ada5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-13 22:46:57,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:46:57,884 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:46:57,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57 WrapperNode [2024-11-13 22:46:57,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:46:57,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:46:57,888 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:46:57,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:46:57,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:57,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,554 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3628 [2024-11-13 22:46:58,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:46:58,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:46:58,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:46:58,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:46:58,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:58,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:59,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:46:59,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:46:59,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:46:59,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:46:59,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:57" (1/1) ... [2024-11-13 22:46:59,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:46:59,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:46:59,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:46:59,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:46:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:46:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:46:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:46:59,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:46:59,664 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:46:59,666 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:05,120 INFO L? ?]: Removed 2034 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:05,121 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:11,577 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:11,578 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:47:11,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:11 BoogieIcfgContainer [2024-11-13 22:47:11,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:11,580 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:11,581 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:11,592 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:11,593 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:11" (1/1) ... [2024-11-13 22:47:11,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:47:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:47:11,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:47:11,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:11,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:47:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:23,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:47:41,238 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:47:41,244 INFO L158 Benchmark]: Toolchain (without parser) took 44508.57ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 91.3MB in the beginning and 597.6MB in the end (delta: -506.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 22:47:41,244 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:41,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1150.80ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 71.3MB in the end (delta: 19.6MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2024-11-13 22:47:41,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 666.82ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 71.3MB in the beginning and 228.9MB in the end (delta: -157.5MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2024-11-13 22:47:41,246 INFO L158 Benchmark]: Boogie Preprocessor took 529.34ms. Allocated memory was 327.2MB in the beginning and 310.4MB in the end (delta: -16.8MB). Free memory was 228.9MB in the beginning and 179.7MB in the end (delta: 49.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:47:41,247 INFO L158 Benchmark]: RCFGBuilder took 12493.79ms. Allocated memory was 310.4MB in the beginning and 1.0GB in the end (delta: 713.0MB). Free memory was 179.7MB in the beginning and 819.7MB in the end (delta: -640.0MB). Peak memory consumption was 635.3MB. Max. memory is 16.1GB. [2024-11-13 22:47:41,247 INFO L158 Benchmark]: CodeCheck took 29662.37ms. Allocated memory was 1.0GB in the beginning and 1.8GB in the end (delta: 805.3MB). Free memory was 819.7MB in the beginning and 597.6MB in the end (delta: 222.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-13 22:47:41,251 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1150.80ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 71.3MB in the end (delta: 19.6MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 666.82ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 71.3MB in the beginning and 228.9MB in the end (delta: -157.5MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 529.34ms. Allocated memory was 327.2MB in the beginning and 310.4MB in the end (delta: -16.8MB). Free memory was 228.9MB in the beginning and 179.7MB in the end (delta: 49.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 12493.79ms. Allocated memory was 310.4MB in the beginning and 1.0GB in the end (delta: 713.0MB). Free memory was 179.7MB in the beginning and 819.7MB in the end (delta: -640.0MB). Peak memory consumption was 635.3MB. Max. memory is 16.1GB. * CodeCheck took 29662.37ms. Allocated memory was 1.0GB in the beginning and 1.8GB in the end (delta: 805.3MB). Free memory was 819.7MB in the beginning and 597.6MB in the end (delta: 222.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:47:41,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/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_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm --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 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:47:44,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:47:44,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:47:44,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:47:44,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:47:44,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:47:44,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:47:44,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:47:44,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:47:44,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:47:44,235 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:47:44,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:47:44,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:47:44,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:44,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:47:44,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:47:44,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:47:44,237 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:47:44,237 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:44,237 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:47:44,237 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_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm 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 -> 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d [2024-11-13 22:47:44,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:47:44,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:47:44,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:47:44,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:47:44,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:47:44,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c Unable to find full path for "g++" [2024-11-13 22:47:46,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:47:46,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:47:46,938 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c [2024-11-13 22:47:46,960 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data/f0420e28e/ff872e3c87c34c04addefbd51b38ad29/FLAGf7703f70e [2024-11-13 22:47:46,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/data/f0420e28e/ff872e3c87c34c04addefbd51b38ad29 [2024-11-13 22:47:46,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:47:46,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:47:46,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:46,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:47:47,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:47:47,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:46" (1/1) ... [2024-11-13 22:47:47,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fe4ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47, skipping insertion in model container [2024-11-13 22:47:47,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:46" (1/1) ... [2024-11-13 22:47:47,071 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:47:47,307 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_2517ade6-7a21-4e24-ae26-57134f7ada5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-13 22:47:47,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:47,684 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:47:47,695 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_2517ade6-7a21-4e24-ae26-57134f7ada5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-13 22:47:47,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:47,865 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:47:47,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47 WrapperNode [2024-11-13 22:47:47,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:47,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:47,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:47:47,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:47:47,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:47,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,018 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1478 [2024-11-13 22:47:48,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:48,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:47:48,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:47:48,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:47:48,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:47:48,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:47:48,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:47:48,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:47:48,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:47" (1/1) ... [2024-11-13 22:47:48,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:48,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:47:48,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:47:48,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:47:48,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:47:48,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:47:48,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:47:48,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:47:48,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:47:48,645 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:51,712 INFO L? ?]: Removed 727 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:51,712 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:51,777 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:51,778 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:47:51,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:51 BoogieIcfgContainer [2024-11-13 22:47:51,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:51,779 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:51,779 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:51,789 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:51,790 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:51" (1/1) ... [2024-11-13 22:47:51,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:51,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:47:51,862 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:47:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:47:51,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:51,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:51,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:51,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:51,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:47:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:53,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:53,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:47:53,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:47:53,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:47:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:47:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:47:54,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:47:54,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:54,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:54,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:54,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:54,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:47:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:57,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:58,545 INFO L255 TraceCheckSpWp]: Trace formula consists of 1521 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-11-13 22:47:58,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:47:59,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:48:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:02,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 22:48:02,154 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 22:48:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:48:02,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:02,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:02,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:02,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:02,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2517ade6-7a21-4e24-ae26-57134f7ada5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:48:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:07,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:08,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 2241 conjuncts, 176 conjuncts are in the unsatisfiable core [2024-11-13 22:48:08,496 INFO L278 TraceCheckSpWp]: Computing forward predicates...