./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-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_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/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_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/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_1361c344-eb62-49bd-883e-744c64fe1ede/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 78f9adec3cf80ec19560c79bec41983db88124703561b355427e6b8d400f0d6a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:17:31,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:17:31,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:17:31,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:17:31,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:17:31,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:17:31,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:17:31,786 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:17:31,787 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:17:31,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:17:31,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:17:31,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:17:31,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:17:31,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:17:31,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:17:31,788 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:17:31,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:17:31,788 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:17:31,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:17:31,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:17:31,789 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:17:31,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:17:31,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:17:31,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:17:31,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:31,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:17:31,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:17:31,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:17:31,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:17:31,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:17:31,790 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_1361c344-eb62-49bd-883e-744c64fe1ede/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 -> 78f9adec3cf80ec19560c79bec41983db88124703561b355427e6b8d400f0d6a [2024-11-13 23:17:32,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:17:32,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:17:32,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:17:32,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:17:32,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:17:32,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c Unable to find full path for "g++" [2024-11-13 23:17:34,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:17:34,667 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:17:34,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c [2024-11-13 23:17:34,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data/b02ce2c05/5f09f5d0af184609991e8e74df7ac97d/FLAGbcab30457 [2024-11-13 23:17:35,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data/b02ce2c05/5f09f5d0af184609991e8e74df7ac97d [2024-11-13 23:17:35,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:17:35,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:17:35,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:35,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:17:35,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:17:35,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:35" (1/1) ... [2024-11-13 23:17:35,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eda4fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:35, skipping insertion in model container [2024-11-13 23:17:35,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:35" (1/1) ... [2024-11-13 23:17:35,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:17:35,574 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_1361c344-eb62-49bd-883e-744c64fe1ede/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c[1171,1184] [2024-11-13 23:17:36,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:36,290 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:17:36,303 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_1361c344-eb62-49bd-883e-744c64fe1ede/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c[1171,1184] [2024-11-13 23:17:36,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:36,690 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:17:36,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36 WrapperNode [2024-11-13 23:17:36,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:36,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:36,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:17:36,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:17:36,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:36,807 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:38,572 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12369 [2024-11-13 23:17:38,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:38,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:17:38,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:17:38,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:17:38,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:38,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:39,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:39,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:39,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:39,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:40,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:40,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:40,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:17:40,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:17:40,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:17:40,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:17:40,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:36" (1/1) ... [2024-11-13 23:17:40,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:40,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:17:40,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:17:40,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:17:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:17:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:17:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:17:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:17:41,384 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:17:41,386 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:04,182 INFO L? ?]: Removed 7031 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:04,182 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:27,807 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:27,807 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:18:27,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:27 BoogieIcfgContainer [2024-11-13 23:18:27,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:27,809 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:27,809 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:27,819 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:27,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:27" (1/1) ... [2024-11-13 23:18:27,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:18:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:18:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:18:27,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:27,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:31,319 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 23:18:41,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:18:52,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:18:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 23:18:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 23:18:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:18:52,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:52,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:03,991 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 23:26:03,996 INFO L158 Benchmark]: Toolchain (without parser) took 508787.20ms. Allocated memory was 142.6MB in the beginning and 7.6GB in the end (delta: 7.5GB). Free memory was 112.1MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 5.3GB. Max. memory is 16.1GB. [2024-11-13 23:26:03,996 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:03,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1481.80ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 112.1MB in the beginning and 64.4MB in the end (delta: 47.7MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 1880.22ms. Allocated memory was 151.0MB in the beginning and 838.9MB in the end (delta: 687.9MB). Free memory was 64.4MB in the beginning and 545.3MB in the end (delta: -480.8MB). Peak memory consumption was 226.8MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,998 INFO L158 Benchmark]: Boogie Preprocessor took 1850.39ms. Allocated memory is still 838.9MB. Free memory was 545.3MB in the beginning and 455.6MB in the end (delta: 89.7MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,999 INFO L158 Benchmark]: RCFGBuilder took 47381.82ms. Allocated memory was 838.9MB in the beginning and 7.6GB in the end (delta: 6.8GB). Free memory was 455.6MB in the beginning and 6.9GB in the end (delta: -6.4GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-13 23:26:03,999 INFO L158 Benchmark]: CodeCheck took 456185.88ms. Allocated memory is still 7.6GB. Free memory was 6.9GB in the beginning and 6.8GB in the end (delta: 75.0MB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. [2024-11-13 23:26:04,005 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1481.80ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 112.1MB in the beginning and 64.4MB in the end (delta: 47.7MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1880.22ms. Allocated memory was 151.0MB in the beginning and 838.9MB in the end (delta: 687.9MB). Free memory was 64.4MB in the beginning and 545.3MB in the end (delta: -480.8MB). Peak memory consumption was 226.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1850.39ms. Allocated memory is still 838.9MB. Free memory was 545.3MB in the beginning and 455.6MB in the end (delta: 89.7MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * RCFGBuilder took 47381.82ms. Allocated memory was 838.9MB in the beginning and 7.6GB in the end (delta: 6.8GB). Free memory was 455.6MB in the beginning and 6.9GB in the end (delta: -6.4GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * CodeCheck took 456185.88ms. Allocated memory is still 7.6GB. Free memory was 6.9GB in the beginning and 6.8GB in the end (delta: 75.0MB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:26:04,228 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 23:26:04,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/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_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/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_1361c344-eb62-49bd-883e-744c64fe1ede/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 78f9adec3cf80ec19560c79bec41983db88124703561b355427e6b8d400f0d6a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:26:07,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:26:07,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:26:07,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:26:07,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:26:07,419 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:26:07,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:26:07,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:26:07,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:26:07,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:26:07,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:26:07,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:26:07,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:26:07,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:26:07,427 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:07,427 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:26:07,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:26:07,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:26:07,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:26:07,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:26:07,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:26:07,430 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:26:07,430 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:07,431 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:26:07,431 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_1361c344-eb62-49bd-883e-744c64fe1ede/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 -> 78f9adec3cf80ec19560c79bec41983db88124703561b355427e6b8d400f0d6a [2024-11-13 23:26:07,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:26:07,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:26:07,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:26:07,743 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:26:07,743 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:26:07,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c Unable to find full path for "g++" [2024-11-13 23:26:09,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:26:10,425 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:26:10,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c [2024-11-13 23:26:10,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data/fa1911494/65587f82393e4bd99e1949405edbdb84/FLAGbb953fe4b [2024-11-13 23:26:10,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/data/fa1911494/65587f82393e4bd99e1949405edbdb84 [2024-11-13 23:26:10,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:26:10,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:26:10,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:26:10,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:26:10,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:26:10,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:26:10" (1/1) ... [2024-11-13 23:26:10,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2879989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:10, skipping insertion in model container [2024-11-13 23:26:10,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:26:10" (1/1) ... [2024-11-13 23:26:10,636 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:26:10,954 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_1361c344-eb62-49bd-883e-744c64fe1ede/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c[1171,1184] [2024-11-13 23:26:11,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:26:11,589 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:26:11,606 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_1361c344-eb62-49bd-883e-744c64fe1ede/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.1.prop2-func-interl.c[1171,1184] [2024-11-13 23:26:11,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:26:11,949 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:26:11,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11 WrapperNode [2024-11-13 23:26:11,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:26:11,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:26:11,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:26:11,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:26:11,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,222 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3641 [2024-11-13 23:26:12,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:26:12,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:26:12,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:26:12,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:26:12,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:26:12,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:26:12,563 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:26:12,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:26:12,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:11" (1/1) ... [2024-11-13 23:26:12,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:26:12,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:26:12,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:26:12,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:26:12,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:26:12,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:26:12,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:26:12,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:26:13,634 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:26:13,636 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:26:19,947 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-11-13 23:26:19,947 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:26:20,130 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:26:20,132 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:26:20,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:20 BoogieIcfgContainer [2024-11-13 23:26:20,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:26:20,134 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:26:20,134 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:26:20,151 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:26:20,151 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:20" (1/1) ... [2024-11-13 23:26:20,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:26:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:20,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:26:20,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:26:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:26:20,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:20,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:20,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:20,245 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:20,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:26:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:21,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:22,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:26:22,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:22,350 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 23:26:22,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:26:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:22,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:26:22,929 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:26:22,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:26:22,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:22,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:22,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:22,933 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:22,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1361c344-eb62-49bd-883e-744c64fe1ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:26:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:25,311 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:26,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:26:26,125 INFO L278 TraceCheckSpWp]: Computing forward predicates...