./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:03:09,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:03:09,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:03:09,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:03:09,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:03:09,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:03:09,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:03:09,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:03:09,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:03:09,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:03:09,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:03:09,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:03:09,386 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:03:09,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:03:09,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:03:09,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:03:09,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:03:09,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:03:09,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:09,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:03:09,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:03:09,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:03:09,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:03:09,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:03:09,387 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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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 -> 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa [2024-12-06 05:03:09,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:03:09,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:03:09,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:03:09,639 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:03:09,639 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:03:09,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c [2024-12-06 05:03:12,356 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/99a8d69d6/0e0de90ae7f94ce095cccb5f7fc2307e/FLAG718da4c21 [2024-12-06 05:03:12,581 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:03:12,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c [2024-12-06 05:03:12,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/99a8d69d6/0e0de90ae7f94ce095cccb5f7fc2307e/FLAG718da4c21 [2024-12-06 05:03:12,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/99a8d69d6/0e0de90ae7f94ce095cccb5f7fc2307e [2024-12-06 05:03:12,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:03:12,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:03:12,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:12,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:03:12,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:03:12,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:12" (1/1) ... [2024-12-06 05:03:12,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6299bc76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:12, skipping insertion in model container [2024-12-06 05:03:12,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:12" (1/1) ... [2024-12-06 05:03:12,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:03:12,789 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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-12-06 05:03:12,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:12,951 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:03:12,961 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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-12-06 05:03:13,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:13,047 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:03:13,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13 WrapperNode [2024-12-06 05:03:13,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:13,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:13,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:03:13,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:03:13,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,167 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1382 [2024-12-06 05:03:13,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:13,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:03:13,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:03:13,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:03:13,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,267 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:03:13,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:03:13,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:03:13,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:03:13,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:13" (1/1) ... [2024-12-06 05:03:13,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:13,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:03:13,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:03:13,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:03:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:03:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:03:13,557 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:03:13,558 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:03:15,033 INFO L? ?]: Removed 754 outVars from TransFormulas that were not future-live. [2024-12-06 05:03:15,033 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:03:16,663 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:03:16,663 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:03:16,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:16 BoogieIcfgContainer [2024-12-06 05:03:16,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:03:16,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:03:16,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:03:16,674 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:03:16,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:16" (1/1) ... [2024-12-06 05:03:16,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:03:16,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:16,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 05:03:16,765 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 05:03:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:03:16,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:16,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:18,679 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 05:03:19,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:03:21,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-06 05:03:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-06 05:03:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:03:21,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:21,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:24,275 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:03:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:03:36,347 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 05:03:36,351 INFO L158 Benchmark]: Toolchain (without parser) took 23742.14ms. Allocated memory was 142.6MB in the beginning and 503.3MB in the end (delta: 360.7MB). Free memory was 115.8MB in the beginning and 289.2MB in the end (delta: -173.4MB). Peak memory consumption was 191.9MB. Max. memory is 16.1GB. [2024-12-06 05:03:36,352 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:36,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.10ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 87.0MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:03:36,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.98ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 58.8MB in the end (delta: 28.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:03:36,353 INFO L158 Benchmark]: Boogie Preprocessor took 156.67ms. Allocated memory is still 142.6MB. Free memory was 58.8MB in the beginning and 95.9MB in the end (delta: -37.1MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-12-06 05:03:36,353 INFO L158 Benchmark]: RCFGBuilder took 3338.63ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 95.9MB in the beginning and 90.4MB in the end (delta: 5.6MB). Peak memory consumption was 205.9MB. Max. memory is 16.1GB. [2024-12-06 05:03:36,354 INFO L158 Benchmark]: CodeCheck took 19685.85ms. Allocated memory was 327.2MB in the beginning and 503.3MB in the end (delta: 176.2MB). Free memory was 90.4MB in the beginning and 289.2MB in the end (delta: -198.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:36,356 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.10ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 87.0MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.98ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 58.8MB in the end (delta: 28.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.67ms. Allocated memory is still 142.6MB. Free memory was 58.8MB in the beginning and 95.9MB in the end (delta: -37.1MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3338.63ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 95.9MB in the beginning and 90.4MB in the end (delta: 5.6MB). Peak memory consumption was 205.9MB. Max. memory is 16.1GB. * CodeCheck took 19685.85ms. Allocated memory was 327.2MB in the beginning and 503.3MB in the end (delta: 176.2MB). Free memory was 90.4MB in the beginning and 289.2MB in the end (delta: -198.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:03:36,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:03:38,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:03:38,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:03:38,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:03:38,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:03:38,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:03:38,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:03:38,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:03:38,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:03:38,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:03:38,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:03:38,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:03:38,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:03:38,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:03:38,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:03:38,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:03:38,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:03:38,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:38,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:03:38,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:03:38,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:03:38,447 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:03:38,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:03:38,447 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:03:38,447 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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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 -> 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa [2024-12-06 05:03:38,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:03:38,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:03:38,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:03:38,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:03:38,697 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:03:38,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c [2024-12-06 05:03:41,393 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/7cb24b83c/ac9f9e7f84794607ae2e728e20553301/FLAGce2ea2e74 [2024-12-06 05:03:41,610 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:03:41,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c [2024-12-06 05:03:41,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/7cb24b83c/ac9f9e7f84794607ae2e728e20553301/FLAGce2ea2e74 [2024-12-06 05:03:41,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/data/7cb24b83c/ac9f9e7f84794607ae2e728e20553301 [2024-12-06 05:03:41,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:03:41,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:03:41,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:41,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:03:41,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:03:41,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:41" (1/1) ... [2024-12-06 05:03:41,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5d0b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:41, skipping insertion in model container [2024-12-06 05:03:41,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:41" (1/1) ... [2024-12-06 05:03:41,669 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:03:41,810 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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-12-06 05:03:41,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:41,945 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:03:41,955 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_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-12-06 05:03:42,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:42,028 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:03:42,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42 WrapperNode [2024-12-06 05:03:42,028 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:42,029 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:42,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:03:42,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:03:42,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,045 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,083 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 638 [2024-12-06 05:03:42,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:42,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:03:42,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:03:42,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:03:42,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,097 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,112 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:03:42,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:03:42,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:03:42,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:03:42,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:42,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:03:42,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:03:42,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:03:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:03:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:03:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:03:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:03:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:03:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:03:42,345 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:03:42,347 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:03:42,860 INFO L? ?]: Removed 198 outVars from TransFormulas that were not future-live. [2024-12-06 05:03:42,860 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:03:42,915 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:03:42,916 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:03:42,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:42 BoogieIcfgContainer [2024-12-06 05:03:42,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:03:42,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:03:42,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:03:42,926 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:03:42,926 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:42" (1/1) ... [2024-12-06 05:03:42,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:03:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 05:03:42,966 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 05:03:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:03:42,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:42,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:03:42,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:03:42,973 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:03:42,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:03:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:43,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:03:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:43,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 05:03:43,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:03:43,787 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 05:03:43,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:03:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 05:03:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 05:03:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:03:44,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:44,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:03:44,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:03:44,083 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:03:44,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:03:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:44,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:03:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:44,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 05:03:44,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:03:45,418 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 05:03:45,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:03:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-12-06 05:03:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 05:03:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:03:46,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:46,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:03:46,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:03:46,658 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:03:46,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:03:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:47,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:03:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:47,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-06 05:03:47,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:04:11,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 05:04:11,016 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/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 05:04:11,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80aefa74-d7d6-4a07-8cc3-eb97dcc9869e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:04:11,024 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 05:04:11,027 INFO L158 Benchmark]: Toolchain (without parser) took 29392.97ms. Allocated memory was 92.3MB in the beginning and 285.2MB in the end (delta: 192.9MB). Free memory was 68.8MB in the beginning and 158.4MB in the end (delta: -89.6MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. [2024-12-06 05:04:11,027 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:04:11,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.66ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 43.4MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:04:11,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.89ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 66.8MB in the end (delta: -23.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-12-06 05:04:11,028 INFO L158 Benchmark]: Boogie Preprocessor took 44.07ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 63.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:04:11,029 INFO L158 Benchmark]: RCFGBuilder took 788.00ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 63.6MB in the beginning and 107.9MB in the end (delta: -44.3MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2024-12-06 05:04:11,029 INFO L158 Benchmark]: CodeCheck took 28109.33ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 107.4MB in the beginning and 158.4MB in the end (delta: -51.1MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2024-12-06 05:04:11,031 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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.66ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 43.4MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.89ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 66.8MB in the end (delta: -23.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.07ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 63.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 788.00ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 63.6MB in the beginning and 107.9MB in the end (delta: -44.3MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * CodeCheck took 28109.33ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 107.4MB in the beginning and 158.4MB in the end (delta: -51.1MB). Peak memory consumption was 93.7MB. 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