./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.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_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/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_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/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_ba967e60-71e9-4252-bf01-c92c595ac94d/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 cd3452a3a8c4399ef5897b3dce2de1e5d5910f13bdc194cf79184b2c11e98ffc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:06,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:06,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:49:06,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:06,189 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:06,217 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:06,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:06,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:06,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:06,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:06,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:06,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:06,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:06,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:06,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:06,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:06,221 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:06,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:06,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:06,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:06,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:06,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:06,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:06,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:06,222 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_ba967e60-71e9-4252-bf01-c92c595ac94d/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 -> cd3452a3a8c4399ef5897b3dce2de1e5d5910f13bdc194cf79184b2c11e98ffc [2024-11-13 16:49:06,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:06,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:06,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:06,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:06,485 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:06,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-13 16:49:08,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:08,892 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:08,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c [2024-11-13 16:49:08,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data/54c0e1748/0fd8de548fca453b87dab840ea61811c/FLAGfa12a1bf7 [2024-11-13 16:49:08,956 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data/54c0e1748/0fd8de548fca453b87dab840ea61811c [2024-11-13 16:49:08,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:08,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:08,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:08,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:08,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:08,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:08" (1/1) ... [2024-11-13 16:49:08,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66d3b4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:08, skipping insertion in model container [2024-11-13 16:49:08,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:08" (1/1) ... [2024-11-13 16:49:09,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:09,285 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_ba967e60-71e9-4252-bf01-c92c595ac94d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c[1185,1198] [2024-11-13 16:49:09,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:09,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:09,891 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_ba967e60-71e9-4252-bf01-c92c595ac94d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c[1185,1198] [2024-11-13 16:49:10,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:10,203 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:10,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10 WrapperNode [2024-11-13 16:49:10,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:10,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:10,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:10,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:10,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:10,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,140 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7090 [2024-11-13 16:49:11,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:11,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:11,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:11,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:11,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:11,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:12,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:12,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:12,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:12,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:12,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:10" (1/1) ... [2024-11-13 16:49:12,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:12,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:12,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:12,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:49:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:12,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:13,092 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:13,094 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:23,210 INFO L? ?]: Removed 4109 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:23,210 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:36,008 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:36,008 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:49:36,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:36 BoogieIcfgContainer [2024-11-13 16:49:36,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:36,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:36,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:36,022 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:36,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:36" (1/1) ... [2024-11-13 16:49:36,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:36,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:49:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:49:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:49:36,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:36,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:41,405 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 16:49:51,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:01,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:03,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:04,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:06,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:12,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:22,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:50:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 16:50:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 16:50:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:50:22,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:22,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:52:48,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:55:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:55:41,434 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 16:55:41,441 INFO L158 Benchmark]: Toolchain (without parser) took 392480.21ms. Allocated memory was 117.4MB in the beginning and 5.3GB in the end (delta: 5.2GB). Free memory was 88.5MB in the beginning and 2.4GB in the end (delta: -2.3GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2024-11-13 16:55:41,444 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 73.8MB in the end (delta: 196.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:55:41,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1241.42ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 36.8MB in the end (delta: 51.8MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2024-11-13 16:55:41,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 934.88ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 36.7MB in the beginning and 103.1MB in the end (delta: -66.4MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2024-11-13 16:55:41,446 INFO L158 Benchmark]: Boogie Preprocessor took 1172.52ms. Allocated memory was 251.7MB in the beginning and 536.9MB in the end (delta: 285.2MB). Free memory was 103.1MB in the beginning and 363.1MB in the end (delta: -260.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 16:55:41,446 INFO L158 Benchmark]: RCFGBuilder took 23692.50ms. Allocated memory was 536.9MB in the beginning and 2.6GB in the end (delta: 2.1GB). Free memory was 363.1MB in the beginning and 2.0GB in the end (delta: -1.7GB). Peak memory consumption was 961.2MB. Max. memory is 16.1GB. [2024-11-13 16:55:41,447 INFO L158 Benchmark]: CodeCheck took 365430.29ms. Allocated memory was 2.6GB in the beginning and 5.3GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 2.4GB in the end (delta: -348.8MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-11-13 16:55:41,450 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 0.40ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 73.8MB in the end (delta: 196.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1241.42ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 36.8MB in the end (delta: 51.8MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 934.88ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 36.7MB in the beginning and 103.1MB in the end (delta: -66.4MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1172.52ms. Allocated memory was 251.7MB in the beginning and 536.9MB in the end (delta: 285.2MB). Free memory was 103.1MB in the beginning and 363.1MB in the end (delta: -260.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 23692.50ms. Allocated memory was 536.9MB in the beginning and 2.6GB in the end (delta: 2.1GB). Free memory was 363.1MB in the beginning and 2.0GB in the end (delta: -1.7GB). Peak memory consumption was 961.2MB. Max. memory is 16.1GB. * CodeCheck took 365430.29ms. Allocated memory was 2.6GB in the beginning and 5.3GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 2.4GB in the end (delta: -348.8MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:55:41,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/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_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/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_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/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_ba967e60-71e9-4252-bf01-c92c595ac94d/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 cd3452a3a8c4399ef5897b3dce2de1e5d5910f13bdc194cf79184b2c11e98ffc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:55:44,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:55:44,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:55:44,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:55:44,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:55:44,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:55:44,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:55:44,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:55:44,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:55:44,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:55:44,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:55:44,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:55:44,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:55:44,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:55:44,740 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:55:44,741 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:44,741 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:55:44,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:55:44,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:44,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:55:44,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:55:44,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:55:44,742 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:55:44,742 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:44,742 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:55:44,742 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_ba967e60-71e9-4252-bf01-c92c595ac94d/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 -> cd3452a3a8c4399ef5897b3dce2de1e5d5910f13bdc194cf79184b2c11e98ffc [2024-11-13 16:55:45,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:55:45,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:55:45,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:55:45,102 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:55:45,103 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:55:45,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-13 16:55:46,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:55:47,512 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:55:47,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c [2024-11-13 16:55:47,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data/fe0cf149d/d5244458513d451ebbf60d6a2598dbd3/FLAG472974688 [2024-11-13 16:55:47,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/data/fe0cf149d/d5244458513d451ebbf60d6a2598dbd3 [2024-11-13 16:55:47,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:55:47,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:55:47,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:47,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:55:47,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:55:47,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:47" (1/1) ... [2024-11-13 16:55:47,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2a3f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:47, skipping insertion in model container [2024-11-13 16:55:47,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:47" (1/1) ... [2024-11-13 16:55:47,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:55:47,926 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_ba967e60-71e9-4252-bf01-c92c595ac94d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c[1185,1198] [2024-11-13 16:55:48,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:48,409 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:55:48,420 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_ba967e60-71e9-4252-bf01-c92c595ac94d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-back-serstep.c[1185,1198] [2024-11-13 16:55:48,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:48,677 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:55:48,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48 WrapperNode [2024-11-13 16:55:48,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:48,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:48,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:55:48,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:55:48,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:48,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:48,908 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2722 [2024-11-13 16:55:48,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:48,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:55:48,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:55:48,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:55:48,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:48,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:48,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:48,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:49,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:49,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:49,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:49,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:49,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:55:49,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:55:49,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:55:49,158 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:55:49,159 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:48" (1/1) ... [2024-11-13 16:55:49,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:49,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:55:49,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:55:49,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:55:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:55:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:55:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:55:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:55:49,926 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:55:49,928 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:55:55,224 INFO L? ?]: Removed 319 outVars from TransFormulas that were not future-live. [2024-11-13 16:55:55,224 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:55:55,340 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:55:55,341 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:55:55,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:55 BoogieIcfgContainer [2024-11-13 16:55:55,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:55:55,343 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:55:55,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:55:55,377 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:55:55,378 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:55:55,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:55:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:55:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:55:55,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:55,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:55,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:55,460 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:55,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:55:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:56,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:57,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:55:57,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:57,136 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 16:55:57,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:55:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 16:55:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 16:55:57,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:55:57,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:57,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:57,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:57,820 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:57,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba967e60-71e9-4252-bf01-c92c595ac94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:55:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:59,842 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:00,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-13 16:56:00,531 INFO L278 TraceCheckSpWp]: Computing forward predicates...