./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.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_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/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_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/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_e9a9d1ab-9401-4244-aab9-188a5f93a823/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 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:22:42,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:22:42,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:22:42,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:22:42,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:22:42,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:22:42,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:22:42,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:22:42,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:22:42,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:22:42,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:22:42,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:22:42,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:22:42,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:22:42,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:22:42,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:22:42,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:22:42,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:22:42,883 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:22:42,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:22:42,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:22:42,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:22:42,883 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:22:42,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:22:42,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:22:42,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:22:42,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:22:42,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:22:42,884 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:22:42,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:22:42,884 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/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 -> 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 [2024-12-06 03:22:43,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:22:43,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:22:43,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:22:43,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:22:43,220 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:22:43,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2024-12-06 03:22:46,615 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/2b03edaca/db0843d4426b486ebfbde565c30499b1/FLAG5f51a7327 [2024-12-06 03:22:46,943 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:22:46,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2024-12-06 03:22:46,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/2b03edaca/db0843d4426b486ebfbde565c30499b1/FLAG5f51a7327 [2024-12-06 03:22:46,979 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/2b03edaca/db0843d4426b486ebfbde565c30499b1 [2024-12-06 03:22:46,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:22:46,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:22:46,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:22:46,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:22:46,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:22:46,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:22:46" (1/1) ... [2024-12-06 03:22:46,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a41869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:46, skipping insertion in model container [2024-12-06 03:22:46,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:22:46" (1/1) ... [2024-12-06 03:22:47,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:22:47,201 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_e9a9d1ab-9401-4244-aab9-188a5f93a823/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-12-06 03:22:47,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:22:47,519 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:22:47,528 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_e9a9d1ab-9401-4244-aab9-188a5f93a823/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-12-06 03:22:47,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:22:47,697 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:22:47,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47 WrapperNode [2024-12-06 03:22:47,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:22:47,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:22:47,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:22:47,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:22:47,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:47,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,102 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3279 [2024-12-06 03:22:48,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:22:48,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:22:48,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:22:48,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:22:48,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,362 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:22:48,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:22:48,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:22:48,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:22:48,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:47" (1/1) ... [2024-12-06 03:22:48,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:22:48,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:22:48,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:22:48,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:22:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:22:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:22:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:22:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:22:48,972 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:22:48,974 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:22:53,203 INFO L? ?]: Removed 2023 outVars from TransFormulas that were not future-live. [2024-12-06 03:22:53,204 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:22:58,519 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:22:58,520 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:22:58,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:22:58 BoogieIcfgContainer [2024-12-06 03:22:58,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:22:58,522 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:22:58,522 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:22:58,531 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:22:58,531 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:22:58" (1/1) ... [2024-12-06 03:22:58,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:22:58,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:22:58,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:22:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:22:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:22:58,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:22:58,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:22:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:22:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:23:09,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:23:19,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:23:19,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:23:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 03:23:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 03:23:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:23:19,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:23:19,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:23:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:23:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:23:42,126 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 03:23:42,133 INFO L158 Benchmark]: Toolchain (without parser) took 55149.55ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 116.8MB in the beginning and 1.0GB in the end (delta: -894.8MB). Peak memory consumption was 265.7MB. Max. memory is 16.1GB. [2024-12-06 03:23:42,134 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:23:42,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.63ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 103.7MB in the end (delta: 13.0MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2024-12-06 03:23:42,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 403.88ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 52.7MB in the end (delta: 51.0MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2024-12-06 03:23:42,136 INFO L158 Benchmark]: Boogie Preprocessor took 459.50ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 52.7MB in the beginning and 189.1MB in the end (delta: -136.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-12-06 03:23:42,136 INFO L158 Benchmark]: RCFGBuilder took 9957.08ms. Allocated memory was 285.2MB in the beginning and 847.2MB in the end (delta: 562.0MB). Free memory was 189.1MB in the beginning and 288.5MB in the end (delta: -99.4MB). Peak memory consumption was 463.8MB. Max. memory is 16.1GB. [2024-12-06 03:23:42,137 INFO L158 Benchmark]: CodeCheck took 43610.02ms. Allocated memory was 847.2MB in the beginning and 1.3GB in the end (delta: 453.0MB). Free memory was 288.5MB in the beginning and 1.0GB in the end (delta: -723.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:23:42,140 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 0.41ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.63ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 103.7MB in the end (delta: 13.0MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 403.88ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 52.7MB in the end (delta: 51.0MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 459.50ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 52.7MB in the beginning and 189.1MB in the end (delta: -136.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9957.08ms. Allocated memory was 285.2MB in the beginning and 847.2MB in the end (delta: 562.0MB). Free memory was 189.1MB in the beginning and 288.5MB in the end (delta: -99.4MB). Peak memory consumption was 463.8MB. Max. memory is 16.1GB. * CodeCheck took 43610.02ms. Allocated memory was 847.2MB in the beginning and 1.3GB in the end (delta: 453.0MB). Free memory was 288.5MB in the beginning and 1.0GB in the end (delta: -723.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:23:42,350 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 03:23:42,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/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_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/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_e9a9d1ab-9401-4244-aab9-188a5f93a823/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 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:23:44,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:23:44,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:23:44,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:23:44,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:23:44,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:23:44,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:23:44,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:23:44,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:23:44,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:23:44,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:23:44,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:23:44,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:23:44,811 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:23:44,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:23:44,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:23:44,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:23:44,812 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:23:44,812 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:23:44,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:23:44,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:23:44,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:23:44,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:23:44,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:23:44,813 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:23:44,813 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:23:44,813 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:23:44,813 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_e9a9d1ab-9401-4244-aab9-188a5f93a823/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 -> 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 [2024-12-06 03:23:45,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:23:45,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:23:45,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:23:45,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:23:45,114 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:23:45,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2024-12-06 03:23:48,569 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/7a26caedd/2008601636c64b5c91eea82760a6a463/FLAG8659deab2 [2024-12-06 03:23:48,859 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:23:48,860 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2024-12-06 03:23:48,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/7a26caedd/2008601636c64b5c91eea82760a6a463/FLAG8659deab2 [2024-12-06 03:23:48,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/data/7a26caedd/2008601636c64b5c91eea82760a6a463 [2024-12-06 03:23:48,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:23:48,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:23:48,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:23:48,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:23:48,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:23:48,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:23:48" (1/1) ... [2024-12-06 03:23:48,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d2f9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:48, skipping insertion in model container [2024-12-06 03:23:48,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:23:48" (1/1) ... [2024-12-06 03:23:48,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:23:49,164 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_e9a9d1ab-9401-4244-aab9-188a5f93a823/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-12-06 03:23:49,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:23:49,408 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:23:49,422 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_e9a9d1ab-9401-4244-aab9-188a5f93a823/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-12-06 03:23:49,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:23:49,564 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:23:49,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49 WrapperNode [2024-12-06 03:23:49,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:23:49,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:23:49,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:23:49,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:23:49,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,677 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1327 [2024-12-06 03:23:49,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:23:49,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:23:49,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:23:49,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:23:49,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,732 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:23:49,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:23:49,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:23:49,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:23:49,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:23:49" (1/1) ... [2024-12-06 03:23:49,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:23:49,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:23:49,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:23:49,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:23:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:23:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:23:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:23:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:23:50,197 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:23:50,199 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:23:52,572 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-12-06 03:23:52,573 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:23:52,644 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:23:52,644 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:23:52,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:23:52 BoogieIcfgContainer [2024-12-06 03:23:52,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:23:52,646 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:23:52,646 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:23:52,658 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:23:52,659 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:23:52" (1/1) ... [2024-12-06 03:23:52,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:23:52,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:23:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:23:52,729 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:23:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:23:52,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:23:52,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:23:52,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:23:52,735 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:23:52,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:23:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:23:53,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:23:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:23:53,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 03:23:53,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:23:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:23:53,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:23:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:23:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:23:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:23:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:23:53,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:23:53,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:23:53,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:23:53,857 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:23:53,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:23:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:23:54,801 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:23:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:23:55,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 03:23:55,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:32:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:32:30,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 03:32:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:32,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-12-06 03:32:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-12-06 03:32:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:32:32,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:32,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:32:32,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:32:32,540 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:32:32,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a9d1ab-9401-4244-aab9-188a5f93a823/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:32:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:33,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:32:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:34,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 03:32:34,108 INFO L279 TraceCheckSpWp]: Computing forward predicates...