./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:04,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:04,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:58:04,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:58:04,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:58:04,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:04,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:04,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:04,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:04,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:04,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:04,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:04,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:58:04,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:04,351 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:04,351 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:04,351 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:04,351 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:04,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:04,352 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:04,352 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:04,352 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:04,352 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:04,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:04,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:04,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:04,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:04,353 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:04,353 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:58:04,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:58:04,354 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_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 [2024-11-13 21:58:04,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:04,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:04,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:04,678 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:04,678 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:04,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:58:06,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:07,220 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:07,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c [2024-11-13 21:58:07,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data/bcab462e3/20dc8838cdb846f88a6d119a5b1400c1/FLAGb7add6048 [2024-11-13 21:58:07,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data/bcab462e3/20dc8838cdb846f88a6d119a5b1400c1 [2024-11-13 21:58:07,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:07,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:07,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:07,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:07,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:07,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:07" (1/1) ... [2024-11-13 21:58:07,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@495d6ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:07, skipping insertion in model container [2024-11-13 21:58:07,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:07" (1/1) ... [2024-11-13 21:58:07,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:07,587 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_7ef42135-a346-42d1-bfb6-207540dcf950/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-11-13 21:58:08,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:08,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:08,040 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_7ef42135-a346-42d1-bfb6-207540dcf950/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-11-13 21:58:08,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:08,267 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:08,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08 WrapperNode [2024-11-13 21:58:08,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:08,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:08,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:08,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:08,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:08,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:08,816 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4047 [2024-11-13 21:58:08,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:08,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:08,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:08,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:08,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:08,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:08,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:08,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:09,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:09,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:09,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:09,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:09,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:09,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:09,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:09,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:09,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:08" (1/1) ... [2024-11-13 21:58:09,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:09,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:09,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:09,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:58:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:10,101 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:10,103 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:15,087 INFO L? ?]: Removed 2370 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:15,087 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:22,846 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:22,847 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:58:22,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:22 BoogieIcfgContainer [2024-11-13 21:58:22,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:22,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:22,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:22,860 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:22,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:22" (1/1) ... [2024-11-13 21:58:22,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:22,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:58:22,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:58:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:58:22,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:22,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:34,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:58:44,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:58:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:45,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:58:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:58:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:58:45,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:45,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:06,947 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:39,655 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:59:39,663 INFO L158 Benchmark]: Toolchain (without parser) took 92386.85ms. Allocated memory was 142.6MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 116.4MB in the beginning and 769.7MB in the end (delta: -653.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 21:59:39,665 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:39,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 990.93ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 57.9MB in the end (delta: 58.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 546.76ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 57.9MB in the beginning and 56.0MB in the end (delta: 1.9MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,666 INFO L158 Benchmark]: Boogie Preprocessor took 594.23ms. Allocated memory is still 151.0MB. Free memory was 56.0MB in the beginning and 40.9MB in the end (delta: 15.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,667 INFO L158 Benchmark]: RCFGBuilder took 13431.27ms. Allocated memory was 151.0MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 40.9MB in the beginning and 538.8MB in the end (delta: -497.9MB). Peak memory consumption was 426.6MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,667 INFO L158 Benchmark]: CodeCheck took 76813.13ms. Allocated memory was 1.1GB in the beginning and 2.0GB in the end (delta: 914.4MB). Free memory was 538.8MB in the beginning and 769.7MB in the end (delta: -230.9MB). Peak memory consumption was 690.0MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,670 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 0.35ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 990.93ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 57.9MB in the end (delta: 58.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 546.76ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 57.9MB in the beginning and 56.0MB in the end (delta: 1.9MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 594.23ms. Allocated memory is still 151.0MB. Free memory was 56.0MB in the beginning and 40.9MB in the end (delta: 15.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 13431.27ms. Allocated memory was 151.0MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 40.9MB in the beginning and 538.8MB in the end (delta: -497.9MB). Peak memory consumption was 426.6MB. Max. memory is 16.1GB. * CodeCheck took 76813.13ms. Allocated memory was 1.1GB in the beginning and 2.0GB in the end (delta: 914.4MB). Free memory was 538.8MB in the beginning and 769.7MB in the end (delta: -230.9MB). Peak memory consumption was 690.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:59:39,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/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_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:59:42,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:59:42,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:59:42,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:59:42,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:59:42,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:59:42,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:59:42,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:59:42,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:59:42,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:59:42,525 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:59:42,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:59:42,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:59:42,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:59:42,526 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:59:42,526 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:59:42,526 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:59:42,526 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:59:42,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:59:42,528 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:59:42,529 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:59:42,529 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:59:42,530 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:59:42,530 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:42,530 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:59:42,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:59:42,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:42,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:59:42,531 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:59:42,531 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:59:42,531 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:59:42,531 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:42,531 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:59:42,531 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_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 [2024-11-13 21:59:42,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:59:42,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:59:42,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:59:42,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:59:42,904 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:59:42,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:59:44,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:59:45,325 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:59:45,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c [2024-11-13 21:59:45,352 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data/9cd759738/a230e0c7a0634884a667cc7f3b7601b7/FLAG61018da80 [2024-11-13 21:59:45,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/data/9cd759738/a230e0c7a0634884a667cc7f3b7601b7 [2024-11-13 21:59:45,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:59:45,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:59:45,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:45,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:59:45,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:59:45,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de04e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45, skipping insertion in model container [2024-11-13 21:59:45,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:59:45,685 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_7ef42135-a346-42d1-bfb6-207540dcf950/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-11-13 21:59:46,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:46,096 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:59:46,109 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_7ef42135-a346-42d1-bfb6-207540dcf950/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-11-13 21:59:46,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:46,297 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:59:46,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46 WrapperNode [2024-11-13 21:59:46,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:46,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:46,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:59:46,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:59:46,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,451 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1475 [2024-11-13 21:59:46,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:46,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:59:46,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:59:46,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:59:46,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:59:46,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:59:46,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:59:46,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:59:46,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:46,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:59:46,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:59:46,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:59:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:59:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:59:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:59:46,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:59:46,998 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:59:47,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:48,847 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:48,848 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:48,929 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:48,930 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:59:48,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:48 BoogieIcfgContainer [2024-11-13 21:59:48,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:48,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:48,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:48,943 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:48,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:48" (1/1) ... [2024-11-13 21:59:48,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:49,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:59:49,014 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:59:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:59:49,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:49,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:49,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:49,023 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:49,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:59:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:49,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:49,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:59:49,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:50,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:59:50,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:59:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:59:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:59:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:59:50,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:50,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:50,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:50,251 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:50,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef42135-a346-42d1-bfb6-207540dcf950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:59:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:51,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:51,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:59:51,502 INFO L278 TraceCheckSpWp]: Computing forward predicates...