./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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 72323e3bb0be36247f3d4bd8394c4780ee7eb65277bb82eb535b7d4887de6bae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:30:55,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:30:55,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:30:55,906 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:30:55,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:30:55,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:30:55,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:30:55,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:30:55,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:30:55,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:30:55,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:30:55,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:30:55,927 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:30:55,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:30:55,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:30:55,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:30:55,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:30:55,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:30:55,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:30:55,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:30:55,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:30:55,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:30:55,929 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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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 -> 72323e3bb0be36247f3d4bd8394c4780ee7eb65277bb82eb535b7d4887de6bae [2024-12-05 22:30:56,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:30:56,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:30:56,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:30:56,176 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:30:56,176 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:30:56,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c [2024-12-05 22:30:58,806 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/9d455b8c9/94ddbe05072842ac81f34627ac777196/FLAGd8b7f6b88 [2024-12-05 22:30:59,111 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:30:59,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c [2024-12-05 22:30:59,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/9d455b8c9/94ddbe05072842ac81f34627ac777196/FLAGd8b7f6b88 [2024-12-05 22:30:59,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/9d455b8c9/94ddbe05072842ac81f34627ac777196 [2024-12-05 22:30:59,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:30:59,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:30:59,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:30:59,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:30:59,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:30:59,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:30:59" (1/1) ... [2024-12-05 22:30:59,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eafb5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:59, skipping insertion in model container [2024-12-05 22:30:59,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:30:59" (1/1) ... [2024-12-05 22:30:59,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:30:59,396 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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c[1171,1184] [2024-12-05 22:30:59,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:30:59,807 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:30:59,817 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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c[1171,1184] [2024-12-05 22:31:00,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:00,072 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:00,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00 WrapperNode [2024-12-05 22:31:00,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:00,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:00,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:00,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:00,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:00,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,020 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12369 [2024-12-05 22:31:01,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:01,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:01,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:01,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:01,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,708 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:01,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:02,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:02,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:02,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:02,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:02,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:00" (1/1) ... [2024-12-05 22:31:02,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:02,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:02,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:02,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:31:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:02,695 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:02,697 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:21,000 INFO L? ?]: Removed 7031 outVars from TransFormulas that were not future-live. [2024-12-05 22:31:21,000 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:40,006 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:40,007 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:31:40,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:40 BoogieIcfgContainer [2024-12-05 22:31:40,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:40,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:40,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:40,015 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:40,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:40" (1/1) ... [2024-12-05 22:31:40,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:31:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:40,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:31:40,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:31:40,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:31:40,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:40,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:52,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:32:02,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:32:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:32:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:32:02,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:32:02,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:02,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:38:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:38:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:38:28,156 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) [2024-12-05 22:38:28,164 INFO L158 Benchmark]: Toolchain (without parser) took 449016.29ms. Allocated memory was 142.6MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 113.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 3.5GB. Max. memory is 16.1GB. [2024-12-05 22:38:28,165 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:38:28,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 925.13ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 113.1MB in the beginning and 58.2MB in the end (delta: 54.8MB). Peak memory consumption was 118.4MB. Max. memory is 16.1GB. [2024-12-05 22:38:28,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 947.55ms. Allocated memory was 151.0MB in the beginning and 1.0GB in the end (delta: 855.6MB). Free memory was 58.2MB in the beginning and 716.5MB in the end (delta: -658.3MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. [2024-12-05 22:38:28,167 INFO L158 Benchmark]: Boogie Preprocessor took 1017.56ms. Allocated memory was 1.0GB in the beginning and 838.9MB in the end (delta: -167.8MB). Free memory was 716.5MB in the beginning and 456.7MB in the end (delta: 259.8MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2024-12-05 22:38:28,168 INFO L158 Benchmark]: RCFGBuilder took 37967.17ms. Allocated memory was 838.9MB in the beginning and 2.0GB in the end (delta: 1.1GB). Free memory was 456.7MB in the beginning and 1.2GB in the end (delta: -726.8MB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-12-05 22:38:28,169 INFO L158 Benchmark]: CodeCheck took 408154.33ms. Allocated memory was 2.0GB in the beginning and 4.8GB in the end (delta: 2.8GB). Free memory was 1.2GB in the beginning and 1.3GB in the end (delta: -76.9MB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2024-12-05 22:38:28,174 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 925.13ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 113.1MB in the beginning and 58.2MB in the end (delta: 54.8MB). Peak memory consumption was 118.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 947.55ms. Allocated memory was 151.0MB in the beginning and 1.0GB in the end (delta: 855.6MB). Free memory was 58.2MB in the beginning and 716.5MB in the end (delta: -658.3MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1017.56ms. Allocated memory was 1.0GB in the beginning and 838.9MB in the end (delta: -167.8MB). Free memory was 716.5MB in the beginning and 456.7MB in the end (delta: 259.8MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. * RCFGBuilder took 37967.17ms. Allocated memory was 838.9MB in the beginning and 2.0GB in the end (delta: 1.1GB). Free memory was 456.7MB in the beginning and 1.2GB in the end (delta: -726.8MB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * CodeCheck took 408154.33ms. Allocated memory was 2.0GB in the beginning and 4.8GB in the end (delta: 2.8GB). Free memory was 1.2GB in the beginning and 1.3GB in the end (delta: -76.9MB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:38:28,392 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:38:28,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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 72323e3bb0be36247f3d4bd8394c4780ee7eb65277bb82eb535b7d4887de6bae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:38:30,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:38:30,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:38:30,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:38:30,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:38:30,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:38:30,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:38:30,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:38:30,691 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:38:30,692 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:30,692 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:38:30,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:38:30,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:38:30,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:38:30,693 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:38:30,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:38:30,693 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:38:30,693 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:30,693 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:38:30,693 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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/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 -> 72323e3bb0be36247f3d4bd8394c4780ee7eb65277bb82eb535b7d4887de6bae [2024-12-05 22:38:30,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:38:30,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:38:30,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:38:30,973 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:38:30,973 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:38:30,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c [2024-12-05 22:38:33,721 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/c335bd1bb/e10c87a474c6459e873847adc626354f/FLAG80225cd86 [2024-12-05 22:38:34,036 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:38:34,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c [2024-12-05 22:38:34,061 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/c335bd1bb/e10c87a474c6459e873847adc626354f/FLAG80225cd86 [2024-12-05 22:38:34,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/data/c335bd1bb/e10c87a474c6459e873847adc626354f [2024-12-05 22:38:34,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:38:34,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:38:34,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:38:34,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:38:34,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:38:34,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:34,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8316ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34, skipping insertion in model container [2024-12-05 22:38:34,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:34,158 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:38:34,356 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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c[1171,1184] [2024-12-05 22:38:34,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:38:34,686 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:38:34,693 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_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop4-func-interl.c[1171,1184] [2024-12-05 22:38:34,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:38:34,892 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:38:34,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34 WrapperNode [2024-12-05 22:38:34,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:38:34,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:38:34,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:38:34,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:38:34,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:34,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,052 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3641 [2024-12-05 22:38:35,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:38:35,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:38:35,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:38:35,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:38:35,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,140 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,151 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:38:35,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:38:35,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:38:35,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:38:35,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:34" (1/1) ... [2024-12-05 22:38:35,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:38:35,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:38:35,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:38:35,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:38:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:38:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:38:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:38:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:38:35,814 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:38:35,816 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:38:39,853 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-12-05 22:38:39,853 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:38:39,989 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:38:39,989 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:38:39,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:39 BoogieIcfgContainer [2024-12-05 22:38:39,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:38:39,990 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:38:39,990 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:38:40,000 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:38:40,000 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:39" (1/1) ... [2024-12-05 22:38:40,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:38:40,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:40,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:38:40,052 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:38:40,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:38:40,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:40,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:40,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:40,057 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:40,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:38:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:41,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:41,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:38:41,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:41,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:38:41,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:38:41,728 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:38:41,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:38:41,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:41,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:41,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:41,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:41,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a8dc62-88ed-4711-bfc8-6c6c7d3037a4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:38:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:43,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:43,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:38:43,823 INFO L279 TraceCheckSpWp]: Computing forward predicates...