./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.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_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/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_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/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_87e14678-b78a-4cb4-9487-a578a6de17f2/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 096bd3f2a021fa47b1c02d78a0aae6264c2c575942ed4c9ecbbbcad808039ae8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:54:21,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:54:21,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:54:21,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:54:21,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:54:22,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:54:22,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:54:22,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:54:22,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:54:22,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:54:22,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:54:22,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:54:22,013 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:54:22,013 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:54:22,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:54:22,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:54:22,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:54:22,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:54:22,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:54:22,014 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:54:22,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:54:22,014 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_87e14678-b78a-4cb4-9487-a578a6de17f2/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 -> 096bd3f2a021fa47b1c02d78a0aae6264c2c575942ed4c9ecbbbcad808039ae8 [2024-12-06 03:54:22,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:54:22,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:54:22,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:54:22,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:54:22,276 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:54:22,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c [2024-12-06 03:54:24,977 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/1fb9f12d5/b00f097034c94c89b1cffaf94f9b21e9/FLAGea4df3fae [2024-12-06 03:54:25,249 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:54:25,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c [2024-12-06 03:54:25,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/1fb9f12d5/b00f097034c94c89b1cffaf94f9b21e9/FLAGea4df3fae [2024-12-06 03:54:25,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/1fb9f12d5/b00f097034c94c89b1cffaf94f9b21e9 [2024-12-06 03:54:25,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:54:25,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:54:25,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:54:25,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:54:25,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:54:25,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:25,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a613a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25, skipping insertion in model container [2024-12-06 03:54:25,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:25,327 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:54:25,453 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_87e14678-b78a-4cb4-9487-a578a6de17f2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c[1280,1293] [2024-12-06 03:54:25,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:54:25,699 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:54:25,706 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_87e14678-b78a-4cb4-9487-a578a6de17f2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c[1280,1293] [2024-12-06 03:54:25,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:54:25,806 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:54:25,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25 WrapperNode [2024-12-06 03:54:25,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:54:25,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:54:25,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:54:25,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:54:25,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:25,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,104 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3162 [2024-12-06 03:54:26,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:54:26,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:54:26,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:54:26,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:54:26,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:54:26,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:54:26,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:54:26,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:54:26,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:54:25" (1/1) ... [2024-12-06 03:54:26,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:54:26,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:54:26,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:54:26,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:54:26,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:54:26,381 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:54:26,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:54:26,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:54:26,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:54:26,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:54:26,670 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:54:26,672 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:54:30,059 INFO L? ?]: Removed 1764 outVars from TransFormulas that were not future-live. [2024-12-06 03:54:30,059 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:54:33,090 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:54:33,090 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:54:33,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:54:33 BoogieIcfgContainer [2024-12-06 03:54:33,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:54:33,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:54:33,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:54:33,100 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:54:33,100 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:54:33" (1/1) ... [2024-12-06 03:54:33,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:54:33,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 03:54:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 03:54:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:54:33,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:33,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:54:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:54:39,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:39,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-06 03:54:39,954 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-06 03:54:39,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:54:39,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:39,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:54:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:54:47,168 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:54:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:55:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:55:06,608 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 03:55:06,613 INFO L158 Benchmark]: Toolchain (without parser) took 41331.78ms. Allocated memory was 142.6MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 116.2MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 483.4MB. Max. memory is 16.1GB. [2024-12-06 03:55:06,613 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:55:06,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.09ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 64.2MB in the end (delta: 52.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 03:55:06,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 297.67ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 81.3MB in the end (delta: -17.4MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-12-06 03:55:06,615 INFO L158 Benchmark]: Boogie Preprocessor took 222.51ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 81.3MB in the beginning and 347.1MB in the end (delta: -265.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-12-06 03:55:06,615 INFO L158 Benchmark]: RCFGBuilder took 6762.13ms. Allocated memory was 427.8MB in the beginning and 822.1MB in the end (delta: 394.3MB). Free memory was 347.1MB in the beginning and 601.5MB in the end (delta: -254.3MB). Peak memory consumption was 514.9MB. Max. memory is 16.1GB. [2024-12-06 03:55:06,616 INFO L158 Benchmark]: CodeCheck took 33520.34ms. Allocated memory was 822.1MB in the beginning and 1.8GB in the end (delta: 956.3MB). Free memory was 601.5MB in the beginning and 1.3GB in the end (delta: -667.8MB). Peak memory consumption was 292.6MB. Max. memory is 16.1GB. [2024-12-06 03:55:06,619 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.09ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 64.2MB in the end (delta: 52.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 297.67ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 81.3MB in the end (delta: -17.4MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 222.51ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 81.3MB in the beginning and 347.1MB in the end (delta: -265.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6762.13ms. Allocated memory was 427.8MB in the beginning and 822.1MB in the end (delta: 394.3MB). Free memory was 347.1MB in the beginning and 601.5MB in the end (delta: -254.3MB). Peak memory consumption was 514.9MB. Max. memory is 16.1GB. * CodeCheck took 33520.34ms. Allocated memory was 822.1MB in the beginning and 1.8GB in the end (delta: 956.3MB). Free memory was 601.5MB in the beginning and 1.3GB in the end (delta: -667.8MB). Peak memory consumption was 292.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:55:06,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/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_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/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_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/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_87e14678-b78a-4cb4-9487-a578a6de17f2/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 096bd3f2a021fa47b1c02d78a0aae6264c2c575942ed4c9ecbbbcad808039ae8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:55:08,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:55:08,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:55:08,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:55:08,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:55:08,744 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:55:08,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:55:08,744 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:55:08,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:55:08,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:55:08,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:55:08,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:55:08,748 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:55:08,748 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:55:08,749 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:55:08,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:55:08,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:55:08,750 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:55:08,750 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:08,750 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:55:08,750 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_87e14678-b78a-4cb4-9487-a578a6de17f2/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 -> 096bd3f2a021fa47b1c02d78a0aae6264c2c575942ed4c9ecbbbcad808039ae8 [2024-12-06 03:55:08,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:55:08,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:55:08,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:55:08,996 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:55:08,997 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:55:08,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c [2024-12-06 03:55:11,691 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/83bd99f29/232fe90064b346c2ae97f4b2d1135312/FLAGb3dc1b82e [2024-12-06 03:55:11,943 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:55:11,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c [2024-12-06 03:55:11,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/83bd99f29/232fe90064b346c2ae97f4b2d1135312/FLAGb3dc1b82e [2024-12-06 03:55:11,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/data/83bd99f29/232fe90064b346c2ae97f4b2d1135312 [2024-12-06 03:55:11,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:55:11,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:55:11,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:55:11,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:55:11,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:55:11,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:55:11" (1/1) ... [2024-12-06 03:55:11,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d352b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:11, skipping insertion in model container [2024-12-06 03:55:11,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:55:11" (1/1) ... [2024-12-06 03:55:12,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:55:12,179 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_87e14678-b78a-4cb4-9487-a578a6de17f2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c[1280,1293] [2024-12-06 03:55:12,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:55:12,395 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:55:12,406 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_87e14678-b78a-4cb4-9487-a578a6de17f2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d32_e0.c[1280,1293] [2024-12-06 03:55:12,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:55:12,523 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:55:12,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12 WrapperNode [2024-12-06 03:55:12,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:55:12,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:55:12,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:55:12,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:55:12,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,607 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1458 [2024-12-06 03:55:12,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:55:12,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:55:12,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:55:12,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:55:12,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,651 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:55:12,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:55:12,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:55:12,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:55:12,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:55:12" (1/1) ... [2024-12-06 03:55:12,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:55:12,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:55:12,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:55:12,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:55:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:55:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:55:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:55:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:55:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:55:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:55:13,033 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:55:13,035 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:55:13,936 INFO L? ?]: Removed 416 outVars from TransFormulas that were not future-live. [2024-12-06 03:55:13,937 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:55:14,002 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:55:14,002 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:55:14,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:55:14 BoogieIcfgContainer [2024-12-06 03:55:14,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:55:14,003 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:55:14,003 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:55:14,011 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:55:14,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:55:14" (1/1) ... [2024-12-06 03:55:14,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:55:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:14,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 03:55:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 03:55:14,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:55:14,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:14,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:14,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:14,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:14,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:55:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:14,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:15,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 03:55:15,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:15,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:55:15,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:55:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 03:55:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 03:55:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:55:16,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:16,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:16,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:16,093 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:16,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:55:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:17,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:18,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 03:55:18,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:18,686 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 03:55:18,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 03:55:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-12-06 03:55:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 03:55:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:55:20,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:20,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:20,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:20,668 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:20,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:55:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:22,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:23,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 1431 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-12-06 03:55:23,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-06 03:55:29,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:55:42,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:55:46,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 100 transitions. [2024-12-06 03:55:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2024-12-06 03:55:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 03:55:46,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:46,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:46,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:46,407 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:46,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:55:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:50,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:53,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 1889 conjuncts, 211 conjuncts are in the unsatisfiable core [2024-12-06 03:55:53,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:28,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 03:56:28,230 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-06 03:56:28,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e14678-b78a-4cb4-9487-a578a6de17f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 03:56:28,262 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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 03:56:28,265 INFO L158 Benchmark]: Toolchain (without parser) took 76292.08ms. Allocated memory was 92.3MB in the beginning and 989.9MB in the end (delta: 897.6MB). Free memory was 67.8MB in the beginning and 347.1MB in the end (delta: -279.4MB). Peak memory consumption was 618.1MB. Max. memory is 16.1GB. [2024-12-06 03:56:28,266 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:56:28,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.29ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 50.4MB in the end (delta: 17.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-12-06 03:56:28,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.86ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 40.2MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:56:28,267 INFO L158 Benchmark]: Boogie Preprocessor took 69.62ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 33.8MB in the end (delta: 6.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:56:28,267 INFO L158 Benchmark]: RCFGBuilder took 1323.74ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 33.8MB in the beginning and 95.0MB in the end (delta: -61.3MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2024-12-06 03:56:28,267 INFO L158 Benchmark]: CodeCheck took 74261.85ms. Allocated memory was 142.6MB in the beginning and 989.9MB in the end (delta: 847.2MB). Free memory was 95.0MB in the beginning and 347.1MB in the end (delta: -252.1MB). Peak memory consumption was 591.4MB. Max. memory is 16.1GB. [2024-12-06 03:56:28,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.29ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 50.4MB in the end (delta: 17.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.86ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 40.2MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.62ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 33.8MB in the end (delta: 6.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1323.74ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 33.8MB in the beginning and 95.0MB in the end (delta: -61.3MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * CodeCheck took 74261.85ms. Allocated memory was 142.6MB in the beginning and 989.9MB in the end (delta: 847.2MB). Free memory was 95.0MB in the beginning and 347.1MB in the end (delta: -252.1MB). Peak memory consumption was 591.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants