./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:57:57,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:57:57,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:57:57,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:57:57,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:57:57,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:57:57,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:57:57,532 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:57:57,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:57:57,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:57:57,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:57:57,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:57:57,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:57:57,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:57:57,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:57:57,534 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:57:57,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:57:57,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:57:57,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:57:57,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:57:57,535 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:57:57,535 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:57:57,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:57:57,535 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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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 -> 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 [2024-12-05 21:57:57,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:57:57,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:57:57,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:57:57,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:57:57,748 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:57:57,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c [2024-12-05 21:58:00,422 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/aeba2f3cd/361b4aee0f0f4929b1d1b80d88021d02/FLAG46f126813 [2024-12-05 21:58:00,725 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:58:00,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c [2024-12-05 21:58:00,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/aeba2f3cd/361b4aee0f0f4929b1d1b80d88021d02/FLAG46f126813 [2024-12-05 21:58:00,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/aeba2f3cd/361b4aee0f0f4929b1d1b80d88021d02 [2024-12-05 21:58:00,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:58:00,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:58:00,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:58:00,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:58:00,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:58:00,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:58:00" (1/1) ... [2024-12-05 21:58:00,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6fbd16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:00, skipping insertion in model container [2024-12-05 21:58:00,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:58:00" (1/1) ... [2024-12-05 21:58:00,813 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:58:00,977 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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-12-05 21:58:01,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:58:01,324 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:58:01,333 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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-12-05 21:58:01,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:58:01,552 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:58:01,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01 WrapperNode [2024-12-05 21:58:01,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:58:01,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:58:01,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:58:01,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:58:01,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:01,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,322 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9083 [2024-12-05 21:58:02,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:58:02,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:58:02,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:58:02,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:58:02,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,757 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:02,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:03,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:58:03,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:58:03,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:58:03,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:58:03,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:01" (1/1) ... [2024-12-05 21:58:03,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:58:03,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:58:03,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:58:03,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:58:03,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:58:03,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:58:03,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:58:03,750 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:58:03,752 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:58:14,333 INFO L? ?]: Removed 5022 outVars from TransFormulas that were not future-live. [2024-12-05 21:58:14,334 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:58:28,363 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:58:28,364 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:58:28,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:58:28 BoogieIcfgContainer [2024-12-05 21:58:28,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:58:28,365 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:58:28,365 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:58:28,372 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:58:28,372 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:58:28,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:28,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:58:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:58:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:58:28,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:28,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:58:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:30,326 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 21:58:40,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:58:51,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:58:51,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 21:58:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 21:58:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:58:51,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:51,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:01:03,354 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:02:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:03:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:09,351 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 22:03:09,355 INFO L158 Benchmark]: Toolchain (without parser) took 308595.26ms. Allocated memory was 117.4MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 90.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-12-05 22:03:09,355 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:03:09,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.48ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 45.3MB in the end (delta: 45.2MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. [2024-12-05 22:03:09,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 769.37ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 45.3MB in the beginning and 136.3MB in the end (delta: -91.0MB). Peak memory consumption was 279.3MB. Max. memory is 16.1GB. [2024-12-05 22:03:09,357 INFO L158 Benchmark]: Boogie Preprocessor took 867.57ms. Allocated memory was 352.3MB in the beginning and 729.8MB in the end (delta: 377.5MB). Free memory was 136.3MB in the beginning and 479.8MB in the end (delta: -343.6MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2024-12-05 22:03:09,358 INFO L158 Benchmark]: RCFGBuilder took 25171.67ms. Allocated memory was 729.8MB in the beginning and 3.0GB in the end (delta: 2.3GB). Free memory was 479.8MB in the beginning and 2.2GB in the end (delta: -1.8GB). Peak memory consumption was 810.6MB. Max. memory is 16.1GB. [2024-12-05 22:03:09,358 INFO L158 Benchmark]: CodeCheck took 280988.60ms. Allocated memory was 3.0GB in the beginning and 2.4GB in the end (delta: -645.9MB). Free memory was 2.2GB in the beginning and 1.7GB in the end (delta: 515.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-05 22:03:09,362 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.48ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 45.3MB in the end (delta: 45.2MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 769.37ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 45.3MB in the beginning and 136.3MB in the end (delta: -91.0MB). Peak memory consumption was 279.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 867.57ms. Allocated memory was 352.3MB in the beginning and 729.8MB in the end (delta: 377.5MB). Free memory was 136.3MB in the beginning and 479.8MB in the end (delta: -343.6MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. * RCFGBuilder took 25171.67ms. Allocated memory was 729.8MB in the beginning and 3.0GB in the end (delta: 2.3GB). Free memory was 479.8MB in the beginning and 2.2GB in the end (delta: -1.8GB). Peak memory consumption was 810.6MB. Max. memory is 16.1GB. * CodeCheck took 280988.60ms. Allocated memory was 3.0GB in the beginning and 2.4GB in the end (delta: -645.9MB). Free memory was 2.2GB in the beginning and 1.7GB in the end (delta: 515.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:03:09,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:03:11,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:03:11,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:03:11,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:03:11,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:03:11,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:03:11,926 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:03:11,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:03:11,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:03:11,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:03:11,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:03:11,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:03:11,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:03:11,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:03:11,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:03:11,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:03:11,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:03:11,929 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:11,929 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:03:11,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:03:11,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:11,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:03:11,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:03:11,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:03:11,930 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:03:11,930 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:11,930 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:03:11,930 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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/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 -> 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 [2024-12-05 22:03:12,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:03:12,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:03:12,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:03:12,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:03:12,230 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:03:12,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c [2024-12-05 22:03:15,087 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/1f93e8503/176f8c26af264428867a880ff9947337/FLAG9a36de70e [2024-12-05 22:03:15,377 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:03:15,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c [2024-12-05 22:03:15,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/1f93e8503/176f8c26af264428867a880ff9947337/FLAG9a36de70e [2024-12-05 22:03:15,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/data/1f93e8503/176f8c26af264428867a880ff9947337 [2024-12-05 22:03:15,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:03:15,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:03:15,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:15,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:03:15,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:03:15,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:15" (1/1) ... [2024-12-05 22:03:15,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71061a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:15, skipping insertion in model container [2024-12-05 22:03:15,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:15" (1/1) ... [2024-12-05 22:03:15,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:03:15,650 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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-12-05 22:03:15,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:03:15,902 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:03:15,910 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_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-12-05 22:03:16,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:03:16,039 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:03:16,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16 WrapperNode [2024-12-05 22:03:16,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:16,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:03:16,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:03:16,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:03:16,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,163 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2595 [2024-12-05 22:03:16,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:03:16,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:03:16,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:03:16,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:03:16,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,226 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:03:16,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:03:16,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:03:16,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:03:16,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:16" (1/1) ... [2024-12-05 22:03:16,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:16,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:03:16,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:03:16,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:03:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:03:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:03:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:03:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:03:16,750 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:03:16,752 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:03:19,365 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-12-05 22:03:19,365 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:03:19,460 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:03:19,460 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:03:19,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:03:19 BoogieIcfgContainer [2024-12-05 22:03:19,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:03:19,461 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:03:19,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:03:19,472 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:03:19,472 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:03:19" (1/1) ... [2024-12-05 22:03:19,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:03:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:03:19,529 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:03:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:03:19,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:19,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:19,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:19,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:19,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:03:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:20,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:20,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:03:20,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:20,559 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 22:03:20,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:03:20,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:20,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:03:20,869 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:03:20,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:03:20,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:20,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:20,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:20,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:20,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4485997b-7eaf-4b3c-b120-aa9ecfeb2f23/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:03:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:22,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:22,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:03:22,481 INFO L279 TraceCheckSpWp]: Computing forward predicates...