./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.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_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/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_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/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_54b719a3-db60-4fb8-82c9-af014f98ea79/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 a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:13:37,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:13:37,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:13:37,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:13:37,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:13:37,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:13:37,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:13:37,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:13:37,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:13:37,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:13:37,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:13:37,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:13:37,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:13:37,882 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:13:37,882 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:13:37,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:13:37,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:13:37,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:13:37,884 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_54b719a3-db60-4fb8-82c9-af014f98ea79/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 -> a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e [2024-12-06 00:13:38,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:13:38,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:13:38,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:13:38,209 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:13:38,209 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:13:38,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2024-12-06 00:13:41,543 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/37617b256/25777707157447828635148e83a37549/FLAG7f73091ff [2024-12-06 00:13:42,092 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:13:42,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2024-12-06 00:13:42,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/37617b256/25777707157447828635148e83a37549/FLAG7f73091ff [2024-12-06 00:13:42,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/37617b256/25777707157447828635148e83a37549 [2024-12-06 00:13:42,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:13:42,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:13:42,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:13:42,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:13:42,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:13:42,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:13:42" (1/1) ... [2024-12-06 00:13:42,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eeeb91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:42, skipping insertion in model container [2024-12-06 00:13:42,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:13:42" (1/1) ... [2024-12-06 00:13:42,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:13:42,585 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_54b719a3-db60-4fb8-82c9-af014f98ea79/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2024-12-06 00:13:43,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:13:43,938 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:13:43,947 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_54b719a3-db60-4fb8-82c9-af014f98ea79/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2024-12-06 00:13:45,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:13:45,061 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:13:45,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45 WrapperNode [2024-12-06 00:13:45,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:13:45,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:13:45,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:13:45,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:13:45,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:45,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:48,688 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42938 [2024-12-06 00:13:48,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:13:48,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:13:48,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:13:48,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:13:48,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:48,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:49,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:49,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:50,169 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:50,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:50,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:50,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:50,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:51,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:13:51,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:13:51,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:13:51,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:13:51,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:13:45" (1/1) ... [2024-12-06 00:13:51,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:13:51,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:13:51,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:13:51,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:13:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:13:51,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:13:53,905 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:13:53,907 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:15:24,900 INFO L? ?]: Removed 24101 outVars from TransFormulas that were not future-live. [2024-12-06 00:15:24,901 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:17:16,326 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:17:16,327 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:17:16,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:16 BoogieIcfgContainer [2024-12-06 00:17:16,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:17:16,328 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:17:16,328 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:17:16,335 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:17:16,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:16" (1/1) ... [2024-12-06 00:17:16,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:17:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:17:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:17:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:17:16,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:16,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:17:18,976 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:17:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:17:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:32,108 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) [2024-12-06 00:17:32,111 INFO L158 Benchmark]: Toolchain (without parser) took 229953.76ms. Allocated memory was 142.6MB in the beginning and 10.6GB in the end (delta: 10.5GB). Free memory was 94.0MB in the beginning and 7.9GB in the end (delta: -7.8GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2024-12-06 00:17:32,111 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:17:32,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2903.82ms. Allocated memory was 142.6MB in the beginning and 696.3MB in the end (delta: 553.6MB). Free memory was 93.8MB in the beginning and 407.9MB in the end (delta: -314.1MB). Peak memory consumption was 241.1MB. Max. memory is 16.1GB. [2024-12-06 00:17:32,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 3625.88ms. Allocated memory was 696.3MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 407.9MB in the beginning and 968.9MB in the end (delta: -561.0MB). Peak memory consumption was 764.2MB. Max. memory is 16.1GB. [2024-12-06 00:17:32,113 INFO L158 Benchmark]: Boogie Preprocessor took 2776.95ms. Allocated memory was 1.8GB in the beginning and 5.5GB in the end (delta: 3.7GB). Free memory was 968.9MB in the beginning and 4.3GB in the end (delta: -3.4GB). Peak memory consumption was 343.9MB. Max. memory is 16.1GB. [2024-12-06 00:17:32,114 INFO L158 Benchmark]: RCFGBuilder took 204859.40ms. Allocated memory was 5.5GB in the beginning and 10.6GB in the end (delta: 5.1GB). Free memory was 4.3GB in the beginning and 7.9GB in the end (delta: -3.6GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. [2024-12-06 00:17:32,114 INFO L158 Benchmark]: CodeCheck took 15781.73ms. Allocated memory is still 10.6GB. Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:17:32,117 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 0.42ms. Allocated memory is still 142.6MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2903.82ms. Allocated memory was 142.6MB in the beginning and 696.3MB in the end (delta: 553.6MB). Free memory was 93.8MB in the beginning and 407.9MB in the end (delta: -314.1MB). Peak memory consumption was 241.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3625.88ms. Allocated memory was 696.3MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 407.9MB in the beginning and 968.9MB in the end (delta: -561.0MB). Peak memory consumption was 764.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2776.95ms. Allocated memory was 1.8GB in the beginning and 5.5GB in the end (delta: 3.7GB). Free memory was 968.9MB in the beginning and 4.3GB in the end (delta: -3.4GB). Peak memory consumption was 343.9MB. Max. memory is 16.1GB. * RCFGBuilder took 204859.40ms. Allocated memory was 5.5GB in the beginning and 10.6GB in the end (delta: 5.1GB). Free memory was 4.3GB in the beginning and 7.9GB in the end (delta: -3.6GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. * CodeCheck took 15781.73ms. Allocated memory is still 10.6GB. Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:17:32,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/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_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/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_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/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_54b719a3-db60-4fb8-82c9-af014f98ea79/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 a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:17:34,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:17:34,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:17:34,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:17:34,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:17:34,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:17:34,687 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:17:34,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:17:34,688 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:17:34,689 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:17:34,689 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:17:34,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:17:34,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:34,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:17:34,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:17:34,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:17:34,690 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:17:34,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:17:34,690 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:17:34,690 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_54b719a3-db60-4fb8-82c9-af014f98ea79/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 -> a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e [2024-12-06 00:17:34,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:17:34,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:17:34,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:17:34,929 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:17:34,930 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:17:34,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2024-12-06 00:17:37,579 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/7bb8a1e89/1b3e91a9684f4676aff6867c14c442d7/FLAGe64092c2b [2024-12-06 00:17:38,134 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:17:38,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2024-12-06 00:17:38,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/7bb8a1e89/1b3e91a9684f4676aff6867c14c442d7/FLAGe64092c2b [2024-12-06 00:17:38,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/data/7bb8a1e89/1b3e91a9684f4676aff6867c14c442d7 [2024-12-06 00:17:38,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:17:38,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:17:38,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:17:38,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:17:38,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:17:38,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:17:38" (1/1) ... [2024-12-06 00:17:38,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d1b287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:38, skipping insertion in model container [2024-12-06 00:17:38,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:17:38" (1/1) ... [2024-12-06 00:17:38,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:17:38,611 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_54b719a3-db60-4fb8-82c9-af014f98ea79/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2024-12-06 00:17:39,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:17:39,495 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:17:39,506 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_54b719a3-db60-4fb8-82c9-af014f98ea79/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2024-12-06 00:17:40,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:17:40,270 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:17:40,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40 WrapperNode [2024-12-06 00:17:40,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:17:40,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:17:40,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:17:40,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:17:40,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:40,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:40,780 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 14412 [2024-12-06 00:17:40,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:17:40,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:17:40,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:17:40,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:17:40,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:40,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:40,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:40,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,048 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,082 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:17:41,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:17:41,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:17:41,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:17:41,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:40" (1/1) ... [2024-12-06 00:17:41,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:41,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:17:41,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:17:41,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:17:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:17:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:17:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:17:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:17:42,863 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:17:42,864 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:20:32,075 INFO L? ?]: Removed 430 outVars from TransFormulas that were not future-live. [2024-12-06 00:20:32,075 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:20:32,378 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:20:32,378 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:20:32,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:20:32 BoogieIcfgContainer [2024-12-06 00:20:32,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:20:32,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:20:32,379 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:20:32,388 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:20:32,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:20:32" (1/1) ... [2024-12-06 00:20:32,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:20:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:20:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:20:32,441 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:20:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:20:32,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:20:32,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:20:32,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:20:32,446 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:20:32,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:20:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:35,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:20:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:35,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 00:20:35,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:20:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:20:35,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:20:42,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.25s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:20:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:20:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 00:20:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 00:20:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:20:42,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:20:42,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:20:42,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:20:42,434 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:20:42,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:20:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:48,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:20:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:49,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 167 conjuncts are in the unsatisfiable core [2024-12-06 00:20:50,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:20:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:20:51,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:20:55,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.88s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:21:00,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.56s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:21:06,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.87s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:21:10,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.87s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:21:15,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:21:15,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 00:21:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 00:21:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:21:15,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:15,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:21:15,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:21:15,575 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:21:15,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54b719a3-db60-4fb8-82c9-af014f98ea79/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:21:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:25,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:21:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:28,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 184 conjuncts are in the unsatisfiable core [2024-12-06 00:21:29,019 INFO L279 TraceCheckSpWp]: Computing forward predicates...