./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:24,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:24,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:08:24,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:08:24,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:08:24,493 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:24,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:24,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:24,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:24,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:24,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:24,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:24,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:08:24,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:24,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:24,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:24,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:24,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:24,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:24,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:24,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:24,500 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:08:24,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:08:24,500 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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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 -> 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 [2024-11-13 23:08:24,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:24,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:24,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:24,817 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:24,817 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:24,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:08:26,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:27,077 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:27,078 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2024-11-13 23:08:27,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data/6a9d47fd6/c18a531c64874024bfd762af7814ebd6/FLAGb25c2b37e [2024-11-13 23:08:27,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data/6a9d47fd6/c18a531c64874024bfd762af7814ebd6 [2024-11-13 23:08:27,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:27,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:27,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:27,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:27,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:27,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:27,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551a35a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27, skipping insertion in model container [2024-11-13 23:08:27,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:27,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:08:27,376 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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-11-13 23:08:27,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:27,759 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:08:27,774 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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-11-13 23:08:27,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:27,939 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:27,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27 WrapperNode [2024-11-13 23:08:27,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:27,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:27,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:27,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:27,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,437 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3279 [2024-11-13 23:08:28,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:28,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:28,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:28,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:28,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:28,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:28,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:28,858 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:28,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:27" (1/1) ... [2024-11-13 23:08:28,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:28,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:28,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:28,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:28,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:08:28,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:08:28,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:29,431 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:29,433 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:34,093 INFO L? ?]: Removed 2023 outVars from TransFormulas that were not future-live. [2024-11-13 23:08:34,093 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:41,174 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:08:41,174 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:08:41,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:41 BoogieIcfgContainer [2024-11-13 23:08:41,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:08:41,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:08:41,176 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:08:41,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:08:41,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:41" (1/1) ... [2024-11-13 23:08:41,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:08:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:08:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:08:41,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:08:41,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:41,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:42,397 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 23:08:52,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:09:02,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:09:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 23:09:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 23:09:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:09:02,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:02,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:09:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:09:31,869 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 23:09:31,873 INFO L158 Benchmark]: Toolchain (without parser) took 64730.39ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 92.1MB in the beginning and 994.0MB in the end (delta: -901.9MB). Peak memory consumption was 274.2MB. Max. memory is 16.1GB. [2024-11-13 23:09:31,874 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:31,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.86ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 37.9MB in the end (delta: 54.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 23:09:31,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 496.92ms. Allocated memory is still 117.4MB. Free memory was 37.9MB in the beginning and 39.7MB in the end (delta: -1.8MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:31,879 INFO L158 Benchmark]: Boogie Preprocessor took 418.43ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 39.7MB in the beginning and 203.9MB in the end (delta: -164.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2024-11-13 23:09:31,880 INFO L158 Benchmark]: RCFGBuilder took 12317.46ms. Allocated memory was 302.0MB in the beginning and 536.9MB in the end (delta: 234.9MB). Free memory was 203.9MB in the beginning and 251.1MB in the end (delta: -47.2MB). Peak memory consumption was 374.8MB. Max. memory is 16.1GB. [2024-11-13 23:09:31,880 INFO L158 Benchmark]: CodeCheck took 50696.45ms. Allocated memory was 536.9MB in the beginning and 1.3GB in the end (delta: 755.0MB). Free memory was 251.1MB in the beginning and 994.0MB in the end (delta: -742.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-13 23:09:31,883 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 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.86ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 37.9MB in the end (delta: 54.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 496.92ms. Allocated memory is still 117.4MB. Free memory was 37.9MB in the beginning and 39.7MB in the end (delta: -1.8MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 418.43ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 39.7MB in the beginning and 203.9MB in the end (delta: -164.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * RCFGBuilder took 12317.46ms. Allocated memory was 302.0MB in the beginning and 536.9MB in the end (delta: 234.9MB). Free memory was 203.9MB in the beginning and 251.1MB in the end (delta: -47.2MB). Peak memory consumption was 374.8MB. Max. memory is 16.1GB. * CodeCheck took 50696.45ms. Allocated memory was 536.9MB in the beginning and 1.3GB in the end (delta: 755.0MB). Free memory was 251.1MB in the beginning and 994.0MB in the end (delta: -742.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:09:32,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:09:34,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:09:34,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:09:34,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:09:34,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:09:34,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:09:34,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:09:34,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:09:34,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:09:34,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:09:34,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:09:34,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:09:34,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:09:34,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:09:34,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:09:34,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:09:34,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:09:34,630 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:34,630 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:09:34,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:09:34,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:34,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:09:34,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:09:34,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:09:34,631 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:09:34,631 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:34,631 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:09:34,631 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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/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 -> 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 [2024-11-13 23:09:34,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:09:34,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:09:34,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:09:34,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:09:34,949 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:09:34,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:09:36,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:09:37,252 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:09:37,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2024-11-13 23:09:37,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data/26f306b15/8c1f5b75246d4e37a5a594738e6134e1/FLAGae873cc4b [2024-11-13 23:09:37,307 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/data/26f306b15/8c1f5b75246d4e37a5a594738e6134e1 [2024-11-13 23:09:37,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:09:37,313 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:09:37,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:37,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:09:37,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:09:37,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:37" (1/1) ... [2024-11-13 23:09:37,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9741b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:37, skipping insertion in model container [2024-11-13 23:09:37,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:37" (1/1) ... [2024-11-13 23:09:37,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:09:37,614 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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-11-13 23:09:37,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:37,929 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:09:37,948 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_c7429164-d86a-4c20-9c29-396f3dfdb0c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2024-11-13 23:09:38,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:38,117 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:09:38,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38 WrapperNode [2024-11-13 23:09:38,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:38,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:38,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:09:38,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:09:38,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,240 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1327 [2024-11-13 23:09:38,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:38,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:09:38,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:09:38,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:09:38,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:09:38,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:09:38,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:09:38,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:09:38,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:38,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:09:38,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:09:38,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:09:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:09:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:09:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:09:38,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:09:38,831 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:09:38,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:09:41,280 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-13 23:09:41,280 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:09:41,350 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:09:41,350 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:09:41,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:41 BoogieIcfgContainer [2024-11-13 23:09:41,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:09:41,352 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:09:41,352 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:09:41,380 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:09:41,380 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:41" (1/1) ... [2024-11-13 23:09:41,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:09:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:41,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:09:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:09:41,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:09:41,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:41,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:41,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:09:41,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:09:41,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:09:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:41,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:09:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:42,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:09:42,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:09:42,211 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 23:09:42,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:09:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:09:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:09:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:09:42,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:42,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:42,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:09:42,439 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:09:42,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:09:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:43,290 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:09:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:43,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 23:09:43,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:07,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:17:10,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:10,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-11-13 23:17:10,184 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-11-13 23:17:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:10,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:10,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:10,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:10,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:10,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7429164-d86a-4c20-9c29-396f3dfdb0c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:17:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:11,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:11,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 23:17:11,669 INFO L278 TraceCheckSpWp]: Computing forward predicates...