./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.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_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/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_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/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_d83984d0-c086-4015-8fd1-22f104fadb51/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 ba21b85168b1408642419f3a43bfcead1d2b9ce8dd8188749e8bc0e7cf475a69 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:17:40,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:17:40,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:17:40,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:17:40,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:17:40,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:17:40,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:17:40,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:17:40,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:17:40,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:17:40,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:17:40,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:17:40,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:17:40,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:17:40,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:17:40,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:17:40,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:17:40,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:40,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:17:40,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:17:40,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:17:40,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:17:40,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:17:40,588 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_d83984d0-c086-4015-8fd1-22f104fadb51/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 -> ba21b85168b1408642419f3a43bfcead1d2b9ce8dd8188749e8bc0e7cf475a69 [2024-11-13 22:17:40,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:17:40,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:17:40,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:17:40,930 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:17:40,930 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:17:40,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 22:17:42,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:17:43,177 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:17:43,181 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c [2024-11-13 22:17:43,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data/39e1d4de7/c424a93e73ad4959b2d791efaa50d8bc/FLAGbf1b4b940 [2024-11-13 22:17:43,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data/39e1d4de7/c424a93e73ad4959b2d791efaa50d8bc [2024-11-13 22:17:43,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:17:43,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:17:43,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:43,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:17:43,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:17:43,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:43" (1/1) ... [2024-11-13 22:17:43,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710647a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:43, skipping insertion in model container [2024-11-13 22:17:43,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:43" (1/1) ... [2024-11-13 22:17:43,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:17:43,531 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_d83984d0-c086-4015-8fd1-22f104fadb51/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c[1184,1197] [2024-11-13 22:17:43,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:43,899 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:17:43,908 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_d83984d0-c086-4015-8fd1-22f104fadb51/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c[1184,1197] [2024-11-13 22:17:44,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:44,089 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:17:44,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44 WrapperNode [2024-11-13 22:17:44,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:44,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:44,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:17:44,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:17:44,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:44,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:44,598 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3542 [2024-11-13 22:17:44,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:44,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:17:44,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:17:44,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:17:44,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:44,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:44,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:44,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:45,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:45,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:45,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:45,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:45,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:17:45,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:17:45,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:17:45,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:17:45,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:44" (1/1) ... [2024-11-13 22:17:45,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:45,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:17:45,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:17:45,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:17:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:17:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:17:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:17:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:17:45,796 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:17:45,798 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:17:50,636 INFO L? ?]: Removed 2045 outVars from TransFormulas that were not future-live. [2024-11-13 22:17:50,636 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:17:57,488 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:17:57,488 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:17:57,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:57 BoogieIcfgContainer [2024-11-13 22:17:57,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:17:57,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:17:57,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:17:57,500 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:17:57,500 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:57" (1/1) ... [2024-11-13 22:17:57,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:17:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:17:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:17:57,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:17:57,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:57,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:59,138 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 22:18:09,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:18:19,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:18:19,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:18:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:18:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:18:19,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:19,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:40,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:18:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:19:06,896 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 22:19:06,901 INFO L158 Benchmark]: Toolchain (without parser) took 83673.25ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 90.4MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 511.9MB. Max. memory is 16.1GB. [2024-11-13 22:19:06,901 INFO L158 Benchmark]: CDTParser took 1.46ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:06,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 861.10ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 38.1MB in the end (delta: 52.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 22:19:06,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 508.94ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 38.1MB in the beginning and 40.3MB in the end (delta: -2.2MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2024-11-13 22:19:06,903 INFO L158 Benchmark]: Boogie Preprocessor took 665.14ms. Allocated memory was 125.8MB in the beginning and 310.4MB in the end (delta: 184.5MB). Free memory was 40.1MB in the beginning and 208.1MB in the end (delta: -168.0MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2024-11-13 22:19:06,903 INFO L158 Benchmark]: RCFGBuilder took 12221.56ms. Allocated memory was 310.4MB in the beginning and 746.6MB in the end (delta: 436.2MB). Free memory was 208.1MB in the beginning and 273.4MB in the end (delta: -65.2MB). Peak memory consumption was 492.6MB. Max. memory is 16.1GB. [2024-11-13 22:19:06,904 INFO L158 Benchmark]: CodeCheck took 69410.00ms. Allocated memory was 746.6MB in the beginning and 1.9GB in the end (delta: 1.1GB). Free memory was 273.4MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2024-11-13 22:19:06,906 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 1.46ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 861.10ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 38.1MB in the end (delta: 52.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 508.94ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 38.1MB in the beginning and 40.3MB in the end (delta: -2.2MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 665.14ms. Allocated memory was 125.8MB in the beginning and 310.4MB in the end (delta: 184.5MB). Free memory was 40.1MB in the beginning and 208.1MB in the end (delta: -168.0MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * RCFGBuilder took 12221.56ms. Allocated memory was 310.4MB in the beginning and 746.6MB in the end (delta: 436.2MB). Free memory was 208.1MB in the beginning and 273.4MB in the end (delta: -65.2MB). Peak memory consumption was 492.6MB. Max. memory is 16.1GB. * CodeCheck took 69410.00ms. Allocated memory was 746.6MB in the beginning and 1.9GB in the end (delta: 1.1GB). Free memory was 273.4MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:19:06,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/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_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/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_d83984d0-c086-4015-8fd1-22f104fadb51/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 ba21b85168b1408642419f3a43bfcead1d2b9ce8dd8188749e8bc0e7cf475a69 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:19:09,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:19:09,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:19:09,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:19:09,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:19:09,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:19:09,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:19:09,890 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:19:09,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:19:09,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:19:09,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:19:09,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:19:09,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:19:09,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:19:09,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:19:09,892 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:19:09,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:19:09,893 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:19:09,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:19:09,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:19:09,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:19:09,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:19:09,894 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:19:09,894 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:09,894 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:19:09,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:19:09,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:09,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:19:09,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:19:09,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:19:09,895 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:19:09,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:09,896 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:19:09,896 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_d83984d0-c086-4015-8fd1-22f104fadb51/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 -> ba21b85168b1408642419f3a43bfcead1d2b9ce8dd8188749e8bc0e7cf475a69 [2024-11-13 22:19:10,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:19:10,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:19:10,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:19:10,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:19:10,228 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:19:10,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 22:19:12,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:19:12,660 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:19:12,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c [2024-11-13 22:19:12,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data/a401a0111/baab6921d9e747e5a87ac3ac4d4eb67f/FLAGa76cc5bc6 [2024-11-13 22:19:12,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/data/a401a0111/baab6921d9e747e5a87ac3ac4d4eb67f [2024-11-13 22:19:12,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:19:12,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:19:12,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:12,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:19:12,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:19:12,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:12" (1/1) ... [2024-11-13 22:19:12,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c1e936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:12, skipping insertion in model container [2024-11-13 22:19:12,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:12" (1/1) ... [2024-11-13 22:19:12,787 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:19:13,012 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_d83984d0-c086-4015-8fd1-22f104fadb51/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c[1184,1197] [2024-11-13 22:19:13,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:13,355 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:19:13,373 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_d83984d0-c086-4015-8fd1-22f104fadb51/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-func-interl.c[1184,1197] [2024-11-13 22:19:13,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:13,610 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:19:13,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13 WrapperNode [2024-11-13 22:19:13,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:13,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:13,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:19:13,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:19:13,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,758 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1294 [2024-11-13 22:19:13,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:13,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:19:13,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:19:13,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:19:13,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:19:13,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:19:13,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:19:13,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:19:13,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:13" (1/1) ... [2024-11-13 22:19:13,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:13,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:19:13,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:19:13,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:19:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:19:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:19:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:19:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:19:14,292 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:19:14,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:19:15,976 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 22:19:15,976 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:19:16,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:19:16,050 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:19:16,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:16 BoogieIcfgContainer [2024-11-13 22:19:16,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:19:16,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:19:16,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:19:16,064 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:19:16,065 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:16" (1/1) ... [2024-11-13 22:19:16,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:19:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:16,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:19:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:19:16,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:19:16,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:16,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:16,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:16,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:16,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:19:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:16,666 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:16,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:16,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:16,918 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 22:19:16,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:19:17,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:17,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:19:17,112 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:19:17,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:19:17,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:17,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:17,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:17,114 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:17,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83984d0-c086-4015-8fd1-22f104fadb51/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:19:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:18,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:18,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:19:18,312 INFO L278 TraceCheckSpWp]: Computing forward predicates...