./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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 a950f5ab20de05994a7f9773ec8cee1af06e8b795e2cdd285e2e11c07a0d01e7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:54:52,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:54:52,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:54:52,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:54:52,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:54:52,996 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:54:52,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:54:52,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:54:52,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:54:52,998 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:54:52,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:54:52,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:54:52,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:54:52,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:54:52,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:54:53,000 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:54:53,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:54:53,000 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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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 -> a950f5ab20de05994a7f9773ec8cee1af06e8b795e2cdd285e2e11c07a0d01e7 [2024-12-06 00:54:53,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:54:53,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:54:53,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:54:53,243 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:54:53,243 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:54:53,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c [2024-12-06 00:54:55,835 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/a2d131921/dad4920fc86c42f394c0109a7e35ae1c/FLAGa2258c86d [2024-12-06 00:54:56,193 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:54:56,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c [2024-12-06 00:54:56,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/a2d131921/dad4920fc86c42f394c0109a7e35ae1c/FLAGa2258c86d [2024-12-06 00:54:56,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/a2d131921/dad4920fc86c42f394c0109a7e35ae1c [2024-12-06 00:54:56,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:54:56,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:54:56,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:54:56,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:54:56,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:54:56,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:54:56" (1/1) ... [2024-12-06 00:54:56,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b88475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:56, skipping insertion in model container [2024-12-06 00:54:56,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:54:56" (1/1) ... [2024-12-06 00:54:56,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:54:56,643 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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c[1171,1184] [2024-12-06 00:54:57,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:54:57,077 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:54:57,087 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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c[1171,1184] [2024-12-06 00:54:57,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:54:57,386 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:54:57,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57 WrapperNode [2024-12-06 00:54:57,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:54:57,388 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:54:57,388 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:54:57,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:54:57,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:57,459 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:58,505 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12372 [2024-12-06 00:54:58,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:54:58,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:54:58,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:54:58,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:54:58,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:58,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:58,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:58,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:58,996 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:59,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:59,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:59,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:59,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:59,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:54:59,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:54:59,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:54:59,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:54:59,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:54:57" (1/1) ... [2024-12-06 00:54:59,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:54:59,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:54:59,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:54:59,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:54:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:54:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:54:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:54:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:55:00,207 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:55:00,209 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:55:16,940 INFO L? ?]: Removed 7034 outVars from TransFormulas that were not future-live. [2024-12-06 00:55:16,940 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:55:35,668 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:55:35,669 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:55:35,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:35 BoogieIcfgContainer [2024-12-06 00:55:35,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:55:35,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:55:35,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:55:35,676 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:55:35,676 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:35" (1/1) ... [2024-12-06 00:55:35,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:55:35,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:35,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:55:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:55:35,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:55:35,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:35,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:55:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:40,594 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 00:55:50,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:56:01,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:56:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:01,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 00:56:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 00:56:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:56:01,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:01,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:01:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:01:09,105 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 01:01:09,107 INFO L158 Benchmark]: Toolchain (without parser) took 372680.56ms. Allocated memory was 117.4MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 87.2MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 3.0GB. Max. memory is 16.1GB. [2024-12-06 01:01:09,108 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:01:09,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 959.56ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.2MB in the beginning and 68.4MB in the end (delta: 18.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-12-06 01:01:09,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 1117.83ms. Allocated memory was 192.9MB in the beginning and 419.4MB in the end (delta: 226.5MB). Free memory was 68.4MB in the beginning and 152.3MB in the end (delta: -84.0MB). Peak memory consumption was 249.1MB. Max. memory is 16.1GB. [2024-12-06 01:01:09,109 INFO L158 Benchmark]: Boogie Preprocessor took 1040.22ms. Allocated memory was 419.4MB in the beginning and 981.5MB in the end (delta: 562.0MB). Free memory was 152.3MB in the beginning and 634.9MB in the end (delta: -482.6MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2024-12-06 01:01:09,110 INFO L158 Benchmark]: RCFGBuilder took 36121.84ms. Allocated memory was 981.5MB in the beginning and 3.2GB in the end (delta: 2.2GB). Free memory was 634.9MB in the beginning and 2.5GB in the end (delta: -1.9GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-12-06 01:01:09,110 INFO L158 Benchmark]: CodeCheck took 333436.89ms. Allocated memory was 3.2GB in the beginning and 4.9GB in the end (delta: 1.7GB). Free memory was 2.5GB in the beginning and 1.9GB in the end (delta: 615.7MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-12-06 01:01:09,113 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 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 959.56ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.2MB in the beginning and 68.4MB in the end (delta: 18.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1117.83ms. Allocated memory was 192.9MB in the beginning and 419.4MB in the end (delta: 226.5MB). Free memory was 68.4MB in the beginning and 152.3MB in the end (delta: -84.0MB). Peak memory consumption was 249.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1040.22ms. Allocated memory was 419.4MB in the beginning and 981.5MB in the end (delta: 562.0MB). Free memory was 152.3MB in the beginning and 634.9MB in the end (delta: -482.6MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. * RCFGBuilder took 36121.84ms. Allocated memory was 981.5MB in the beginning and 3.2GB in the end (delta: 2.2GB). Free memory was 634.9MB in the beginning and 2.5GB in the end (delta: -1.9GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. * CodeCheck took 333436.89ms. Allocated memory was 3.2GB in the beginning and 4.9GB in the end (delta: 1.7GB). Free memory was 2.5GB in the beginning and 1.9GB in the end (delta: 615.7MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:01:09,320 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 01:01:09,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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 a950f5ab20de05994a7f9773ec8cee1af06e8b795e2cdd285e2e11c07a0d01e7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:01:11,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:01:11,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 01:01:11,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:01:11,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:01:11,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:01:11,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:01:11,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:01:11,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:01:11,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:01:11,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:01:11,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:01:11,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:01:11,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:01:11,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:01:11,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:01:11,391 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:01:11,391 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:01:11,391 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:01:11,391 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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/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 -> a950f5ab20de05994a7f9773ec8cee1af06e8b795e2cdd285e2e11c07a0d01e7 [2024-12-06 01:01:11,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:01:11,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:01:11,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:01:11,636 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:01:11,636 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:01:11,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c [2024-12-06 01:01:14,289 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/b6d82952c/ea7832da1c23470caa8d978db0d984dd/FLAGdd8458766 [2024-12-06 01:01:14,584 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:01:14,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c [2024-12-06 01:01:14,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/b6d82952c/ea7832da1c23470caa8d978db0d984dd/FLAGdd8458766 [2024-12-06 01:01:14,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/data/b6d82952c/ea7832da1c23470caa8d978db0d984dd [2024-12-06 01:01:14,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:01:14,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:01:14,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:01:14,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:01:14,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:01:14,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:01:14" (1/1) ... [2024-12-06 01:01:14,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a603eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:14, skipping insertion in model container [2024-12-06 01:01:14,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:01:14" (1/1) ... [2024-12-06 01:01:14,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:01:15,085 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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c[1171,1184] [2024-12-06 01:01:15,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:01:15,394 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:01:15,401 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_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop1-func-interl.c[1171,1184] [2024-12-06 01:01:15,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:01:15,615 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:01:15,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15 WrapperNode [2024-12-06 01:01:15,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:01:15,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:01:15,617 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:01:15,617 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:01:15,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,809 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3644 [2024-12-06 01:01:15,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:01:15,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:01:15,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:01:15,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:01:15,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,887 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:01:15,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:01:15,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:01:15,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:01:15,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:01:15" (1/1) ... [2024-12-06 01:01:15,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:01:15,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:01:15,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:01:15,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:01:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:01:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:01:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:01:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:01:16,545 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:01:16,547 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:01:20,015 INFO L? ?]: Removed 136 outVars from TransFormulas that were not future-live. [2024-12-06 01:01:20,015 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:01:20,141 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:01:20,142 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:01:20,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:01:20 BoogieIcfgContainer [2024-12-06 01:01:20,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:01:20,143 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:01:20,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:01:20,152 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:01:20,152 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:01:20" (1/1) ... [2024-12-06 01:01:20,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:01:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:01:20,203 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:01:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:01:20,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:20,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:01:20,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:01:20,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:01:20,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:01:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:21,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:01:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:21,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 01:01:21,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:01:21,711 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 01:01:21,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:01:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:01:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:01:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:01:22,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:22,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:01:22,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:01:22,084 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:01:22,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68a1d4-e13a-43ff-9ad8-dcd0dfe56509/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:01:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:23,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:01:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:24,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 01:01:24,059 INFO L279 TraceCheckSpWp]: Computing forward predicates...