./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:12:57,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:12:57,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:12:57,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:12:57,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:12:57,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:12:57,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:12:57,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:12:57,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:12:57,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:12:57,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:12:57,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:12:57,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:12:57,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:12:57,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:12:57,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:12:57,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:12:57,353 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:12:57,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:12:57,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:12:57,354 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:12:57,354 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:12:57,354 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:12:57,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:12:57,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:12:57,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:12:57,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:12:57,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:12:57,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:12:57,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:12:57,356 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc [2024-11-13 21:12:57,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:12:57,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:12:57,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:12:57,780 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:12:57,780 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:12:57,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c Unable to find full path for "g++" [2024-11-13 21:13:00,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:13:00,453 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:13:00,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c [2024-11-13 21:13:00,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data/3b821bcfd/ec077d0a489b4981b90e3264ac355385/FLAG6bf42740d [2024-11-13 21:13:00,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data/3b821bcfd/ec077d0a489b4981b90e3264ac355385 [2024-11-13 21:13:00,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:13:00,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:13:00,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:13:00,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:13:00,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:13:00,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:13:00" (1/1) ... [2024-11-13 21:13:00,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331945e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:00, skipping insertion in model container [2024-11-13 21:13:00,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:13:00" (1/1) ... [2024-11-13 21:13:00,624 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:13:00,889 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-13 21:13:01,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:13:01,473 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:13:01,484 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-13 21:13:01,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:13:01,824 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:13:01,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01 WrapperNode [2024-11-13 21:13:01,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:13:01,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:13:01,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:13:01,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:13:01,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:01,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:02,702 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5250 [2024-11-13 21:13:02,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:13:02,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:13:02,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:13:02,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:13:02,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:02,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:02,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:02,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:03,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:03,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:03,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:03,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:03,564 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:13:03,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:13:03,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:13:03,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:13:03,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:01" (1/1) ... [2024-11-13 21:13:03,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:13:03,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:13:03,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:13:03,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:13:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:13:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:13:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:13:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:13:04,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:13:04,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:13:12,233 INFO L? ?]: Removed 2910 outVars from TransFormulas that were not future-live. [2024-11-13 21:13:12,233 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:13:21,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:13:21,688 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:13:21,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:21 BoogieIcfgContainer [2024-11-13 21:13:21,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:13:21,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:13:21,689 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:13:21,702 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:13:21,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:21" (1/1) ... [2024-11-13 21:13:21,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:13:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:21,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:13:21,788 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:13:21,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:13:21,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:21,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:13:36,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:13:46,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:13:46,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:46,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:13:46,901 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:13:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:13:46,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:46,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:14:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:14:15,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:14:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:15:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:15:07,455 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:15:07,460 INFO L158 Benchmark]: Toolchain (without parser) took 126943.42ms. Allocated memory was 117.4MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 90.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 551.9MB. Max. memory is 16.1GB. [2024-11-13 21:15:07,464 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:15:07,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1305.86ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 70.0MB in the end (delta: 19.5MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2024-11-13 21:15:07,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 875.98ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 69.9MB in the beginning and 163.1MB in the end (delta: -93.2MB). Peak memory consumption was 122.3MB. Max. memory is 16.1GB. [2024-11-13 21:15:07,466 INFO L158 Benchmark]: Boogie Preprocessor took 861.75ms. Allocated memory was 285.2MB in the beginning and 855.6MB in the end (delta: 570.4MB). Free memory was 163.1MB in the beginning and 699.9MB in the end (delta: -536.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-11-13 21:15:07,467 INFO L158 Benchmark]: RCFGBuilder took 18121.07ms. Allocated memory was 855.6MB in the beginning and 2.7GB in the end (delta: 1.8GB). Free memory was 699.9MB in the beginning and 2.1GB in the end (delta: -1.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-13 21:15:07,471 INFO L158 Benchmark]: CodeCheck took 105769.48ms. Allocated memory is still 2.7GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: -27.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:15:07,474 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 0.52ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1305.86ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 70.0MB in the end (delta: 19.5MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 875.98ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 69.9MB in the beginning and 163.1MB in the end (delta: -93.2MB). Peak memory consumption was 122.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 861.75ms. Allocated memory was 285.2MB in the beginning and 855.6MB in the end (delta: 570.4MB). Free memory was 163.1MB in the beginning and 699.9MB in the end (delta: -536.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * RCFGBuilder took 18121.07ms. Allocated memory was 855.6MB in the beginning and 2.7GB in the end (delta: 1.8GB). Free memory was 699.9MB in the beginning and 2.1GB in the end (delta: -1.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 105769.48ms. Allocated memory is still 2.7GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: -27.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:15:07,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:15:10,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:15:10,928 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:15:10,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:15:10,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:15:10,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:15:10,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:15:10,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:15:10,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:15:10,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:15:10,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:15:10,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:15:10,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:15:10,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:15:10,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:15:10,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:15:10,962 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:10,962 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:15:10,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:15:10,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:15:10,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:15:10,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:15:10,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:15:10,962 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:15:10,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:10,963 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:15:10,963 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc [2024-11-13 21:15:11,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:15:11,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:15:11,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:15:11,381 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:15:11,382 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:15:11,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c Unable to find full path for "g++" [2024-11-13 21:15:13,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:15:13,938 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:15:13,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c [2024-11-13 21:15:13,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data/fc966d10e/5792c6d004e94569aefbf23bbd8ac03d/FLAGf459a6073 [2024-11-13 21:15:13,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/data/fc966d10e/5792c6d004e94569aefbf23bbd8ac03d [2024-11-13 21:15:13,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:15:14,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:15:14,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:15:14,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:15:14,012 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:15:14,013 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:15:13" (1/1) ... [2024-11-13 21:15:14,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5097155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:14, skipping insertion in model container [2024-11-13 21:15:14,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:15:13" (1/1) ... [2024-11-13 21:15:14,105 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:15:14,355 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-13 21:15:14,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:15:14,872 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:15:14,886 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_c53831a5-e039-462b-bc44-4c39eb9d2a01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-13 21:15:15,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:15:15,184 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:15:15,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15 WrapperNode [2024-11-13 21:15:15,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:15:15,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:15:15,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:15:15,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:15:15,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,380 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1502 [2024-11-13 21:15:15,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:15:15,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:15:15,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:15:15,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:15:15,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:15:15,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:15:15,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:15:15,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:15:15,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:15" (1/1) ... [2024-11-13 21:15:15,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:15:15,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:15:15,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:15:15,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:15:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:15:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:15:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:15:15,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:15:16,040 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:15:16,043 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:15:18,605 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-13 21:15:18,605 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:15:18,705 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:15:18,705 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:15:18,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:18 BoogieIcfgContainer [2024-11-13 21:15:18,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:15:18,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:15:18,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:15:18,722 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:15:18,723 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:18" (1/1) ... [2024-11-13 21:15:18,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:15:18,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:18,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:15:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:15:18,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:15:18,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:18,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:18,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:18,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:18,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:15:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:19,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:19,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:15:19,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:15:20,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:15:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:20,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:15:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:15:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:15:20,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:20,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:20,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:20,362 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:20,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53831a5-e039-462b-bc44-4c39eb9d2a01/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:15:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:21,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:21,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:15:22,022 INFO L278 TraceCheckSpWp]: Computing forward predicates...