./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.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_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/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_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/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_45d28fbb-30e5-4931-b08d-062e57cba6e2/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 9f696cd7a52526dcd77b59f9195e7115e6a61c3e88b6ff64bbfe1dc6da2fe769 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:00:39,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:00:39,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 06:00:39,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:00:39,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:00:39,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:00:39,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:00:39,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:00:39,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:00:39,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:00:39,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:00:39,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:00:39,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:00:39,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:00:39,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:00:39,808 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:00:39,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:00:39,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:00:39,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:00:39,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:00:39,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:00:39,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:00:39,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:00:39,809 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_45d28fbb-30e5-4931-b08d-062e57cba6e2/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 -> 9f696cd7a52526dcd77b59f9195e7115e6a61c3e88b6ff64bbfe1dc6da2fe769 [2024-12-06 06:00:40,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:00:40,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:00:40,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:00:40,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:00:40,024 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:00:40,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c [2024-12-06 06:00:42,659 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/8bb9df20e/aca48eac8c53401285ed83cd402789fb/FLAGd4bc5a355 [2024-12-06 06:00:42,978 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:00:42,979 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c [2024-12-06 06:00:42,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/8bb9df20e/aca48eac8c53401285ed83cd402789fb/FLAGd4bc5a355 [2024-12-06 06:00:43,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/8bb9df20e/aca48eac8c53401285ed83cd402789fb [2024-12-06 06:00:43,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:00:43,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:00:43,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:00:43,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:00:43,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:00:43,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:00:43" (1/1) ... [2024-12-06 06:00:43,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2bb910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:43, skipping insertion in model container [2024-12-06 06:00:43,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:00:43" (1/1) ... [2024-12-06 06:00:43,277 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:00:43,423 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_45d28fbb-30e5-4931-b08d-062e57cba6e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c[1180,1193] [2024-12-06 06:00:43,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:00:43,787 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:00:43,795 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_45d28fbb-30e5-4931-b08d-062e57cba6e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c[1180,1193] [2024-12-06 06:00:44,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:00:44,015 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:00:44,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44 WrapperNode [2024-12-06 06:00:44,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:00:44,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:00:44,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:00:44,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:00:44,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:44,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:44,918 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12465 [2024-12-06 06:00:44,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:00:44,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:00:44,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:00:44,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:00:44,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:44,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,486 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,533 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:00:45,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:00:45,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:00:45,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:00:45,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:44" (1/1) ... [2024-12-06 06:00:45,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:00:45,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:00:45,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:00:45,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:00:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:00:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:00:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:00:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:00:46,430 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:00:46,432 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:01:02,447 INFO L? ?]: Removed 6771 outVars from TransFormulas that were not future-live. [2024-12-06 06:01:02,447 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:01:18,910 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:01:18,911 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:01:18,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:01:18 BoogieIcfgContainer [2024-12-06 06:01:18,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:01:18,911 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:01:18,912 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:01:18,918 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:01:18,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:01:18" (1/1) ... [2024-12-06 06:01:18,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:01:18,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:18,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:01:18,956 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:01:18,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:01:18,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:18,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:01:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:20,756 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 06:01:31,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:01:41,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:01:41,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:41,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 06:01:41,468 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 06:01:41,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:01:41,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:41,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:05:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:05:10,539 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:09:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:09:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:09:57,858 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 06:09:57,865 INFO L158 Benchmark]: Toolchain (without parser) took 554651.69ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 113.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 06:09:57,865 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:09:57,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.17ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 113.2MB in the beginning and 345.6MB in the end (delta: -232.4MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2024-12-06 06:09:57,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 902.13ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 345.6MB in the beginning and 976.6MB in the end (delta: -631.0MB). Peak memory consumption was 275.4MB. Max. memory is 16.1GB. [2024-12-06 06:09:57,867 INFO L158 Benchmark]: Boogie Preprocessor took 871.25ms. Allocated memory is still 1.3GB. Free memory was 975.0MB in the beginning and 890.8MB in the end (delta: 84.3MB). Peak memory consumption was 130.3MB. Max. memory is 16.1GB. [2024-12-06 06:09:57,868 INFO L158 Benchmark]: RCFGBuilder took 33119.69ms. Allocated memory was 1.3GB in the beginning and 4.4GB in the end (delta: 3.1GB). Free memory was 890.8MB in the beginning and 1.3GB in the end (delta: -439.7MB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2024-12-06 06:09:57,869 INFO L158 Benchmark]: CodeCheck took 518951.55ms. Allocated memory was 4.4GB in the beginning and 2.5GB in the end (delta: -1.9GB). Free memory was 1.3GB in the beginning and 1.2GB in the end (delta: 87.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:09:57,873 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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.17ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 113.2MB in the beginning and 345.6MB in the end (delta: -232.4MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 902.13ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 345.6MB in the beginning and 976.6MB in the end (delta: -631.0MB). Peak memory consumption was 275.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 871.25ms. Allocated memory is still 1.3GB. Free memory was 975.0MB in the beginning and 890.8MB in the end (delta: 84.3MB). Peak memory consumption was 130.3MB. Max. memory is 16.1GB. * RCFGBuilder took 33119.69ms. Allocated memory was 1.3GB in the beginning and 4.4GB in the end (delta: 3.1GB). Free memory was 890.8MB in the beginning and 1.3GB in the end (delta: -439.7MB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. * CodeCheck took 518951.55ms. Allocated memory was 4.4GB in the beginning and 2.5GB in the end (delta: -1.9GB). Free memory was 1.3GB in the beginning and 1.2GB in the end (delta: 87.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:09:57,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/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_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/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_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/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_45d28fbb-30e5-4931-b08d-062e57cba6e2/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 9f696cd7a52526dcd77b59f9195e7115e6a61c3e88b6ff64bbfe1dc6da2fe769 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:10:00,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:10:00,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:10:00,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:10:00,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:10:00,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:10:00,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:10:00,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:10:00,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:10:00,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:10:00,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:10:00,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:10:00,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:10:00,157 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:10:00,158 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:00,158 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:10:00,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:10:00,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:10:00,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:10:00,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:10:00,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:10:00,159 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:10:00,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:00,159 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:10:00,159 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_45d28fbb-30e5-4931-b08d-062e57cba6e2/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 -> 9f696cd7a52526dcd77b59f9195e7115e6a61c3e88b6ff64bbfe1dc6da2fe769 [2024-12-06 06:10:00,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:10:00,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:10:00,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:10:00,418 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:10:00,418 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:10:00,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c [2024-12-06 06:10:03,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/0448c8540/9f5c3c3ac6104ea9bc936b6761e69baf/FLAG06352e6db [2024-12-06 06:10:03,477 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:10:03,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c [2024-12-06 06:10:03,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/0448c8540/9f5c3c3ac6104ea9bc936b6761e69baf/FLAG06352e6db [2024-12-06 06:10:03,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/data/0448c8540/9f5c3c3ac6104ea9bc936b6761e69baf [2024-12-06 06:10:03,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:10:03,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:10:03,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:03,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:10:03,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:10:03,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e5d57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03, skipping insertion in model container [2024-12-06 06:10:03,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:10:03,756 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_45d28fbb-30e5-4931-b08d-062e57cba6e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c[1180,1193] [2024-12-06 06:10:04,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:04,078 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:10:04,089 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_45d28fbb-30e5-4931-b08d-062e57cba6e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.reader_writer.1.prop1-func-interl.c[1180,1193] [2024-12-06 06:10:04,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:04,286 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:10:04,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04 WrapperNode [2024-12-06 06:10:04,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:04,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:04,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:10:04,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:10:04,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,458 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3289 [2024-12-06 06:10:04,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:04,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:10:04,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:10:04,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:10:04,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,555 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,578 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:10:04,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:10:04,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:10:04,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:10:04,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:04" (1/1) ... [2024-12-06 06:10:04,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:10:04,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:10:04,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:10:04,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:10:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:10:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:10:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:10:04,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:10:05,198 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:10:05,200 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:10:08,617 INFO L? ?]: Removed 116 outVars from TransFormulas that were not future-live. [2024-12-06 06:10:08,617 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:10:08,708 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:10:08,709 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:10:08,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:08 BoogieIcfgContainer [2024-12-06 06:10:08,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:10:08,710 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:10:08,710 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:10:08,718 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:10:08,718 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:08" (1/1) ... [2024-12-06 06:10:08,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:10:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:10:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:10:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:10:08,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:08,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:08,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:08,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:08,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:10:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:09,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:09,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 06:10:09,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:10,001 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 06:10:10,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:10:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:10:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:10:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:10:10,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:10,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:10,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:10,325 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:10,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d28fbb-30e5-4931-b08d-062e57cba6e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:10:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:11,508 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:11,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 06:10:11,948 INFO L279 TraceCheckSpWp]: Computing forward predicates...