./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3 --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 e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:37:21,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:37:21,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:37:21,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:37:21,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:37:21,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:37:21,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:37:21,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:37:21,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:37:21,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:37:21,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:37:21,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:37:21,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:37:21,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:37:21,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:37:21,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:37:21,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:37:21,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:37:21,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:37:21,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:37:21,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:37:21,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:37:21,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:37:21,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:37:21,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:37:21,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:37:21,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:37:21,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:37:21,845 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:37:21,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:37:21,845 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_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3 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 -> e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 [2024-11-25 04:37:22,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:37:22,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:37:22,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:37:22,202 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:37:22,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:37:22,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-11-25 04:37:25,218 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/92a938d9a/fe789fc1bfef45f7b7e0de43db2d3762/FLAGd68657e71 [2024-11-25 04:37:25,762 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:37:25,763 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-11-25 04:37:25,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/92a938d9a/fe789fc1bfef45f7b7e0de43db2d3762/FLAGd68657e71 [2024-11-25 04:37:26,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/92a938d9a/fe789fc1bfef45f7b7e0de43db2d3762 [2024-11-25 04:37:26,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:37:26,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:37:26,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:37:26,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:37:26,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:37:26,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:37:26" (1/1) ... [2024-11-25 04:37:26,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e4d3338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:26, skipping insertion in model container [2024-11-25 04:37:26,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:37:26" (1/1) ... [2024-11-25 04:37:26,397 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:37:26,661 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_e921a568-c264-4f81-a6f5-049cb4ab1df3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-11-25 04:37:27,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:37:27,307 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:37:27,318 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_e921a568-c264-4f81-a6f5-049cb4ab1df3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-11-25 04:37:27,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:37:27,646 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:37:27,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27 WrapperNode [2024-11-25 04:37:27,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:37:27,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:37:27,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:37:27,649 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:37:27,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:27,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:28,920 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8460 [2024-11-25 04:37:28,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:37:28,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:37:28,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:37:28,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:37:28,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:28,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:29,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:29,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:29,658 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:29,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:29,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:30,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:30,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:30,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:37:30,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:37:30,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:37:30,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:37:30,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:27" (1/1) ... [2024-11-25 04:37:30,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:37:30,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:37:30,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:37:30,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:37:30,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:37:30,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:37:30,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:37:30,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:37:31,060 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:37:31,062 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:37:42,001 INFO L? ?]: Removed 5044 outVars from TransFormulas that were not future-live. [2024-11-25 04:37:42,001 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:37:57,186 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:37:57,186 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:37:57,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:37:57 BoogieIcfgContainer [2024-11-25 04:37:57,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:37:57,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:37:57,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:37:57,195 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:37:57,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:37:57" (1/1) ... [2024-11-25 04:37:57,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:37:57,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:37:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:37:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:37:57,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:57,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:37:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:58,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:38:09,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:38:19,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:38:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 04:38:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 04:38:19,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:38:19,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:19,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:40:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:40:42,334 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:43:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:43:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:43:28,877 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) [2024-11-25 04:43:28,888 INFO L158 Benchmark]: Toolchain (without parser) took 362586.16ms. Allocated memory was 117.4MB in the beginning and 6.0GB in the end (delta: 5.9GB). Free memory was 90.0MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-11-25 04:43:28,888 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:43:28,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1348.45ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.7MB in the beginning and 269.2MB in the end (delta: -179.5MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2024-11-25 04:43:28,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 1272.01ms. Allocated memory is still 352.3MB. Free memory was 269.2MB in the beginning and 161.5MB in the end (delta: 107.6MB). Peak memory consumption was 268.9MB. Max. memory is 16.1GB. [2024-11-25 04:43:28,890 INFO L158 Benchmark]: Boogie Preprocessor took 1375.23ms. Allocated memory was 352.3MB in the beginning and 671.1MB in the end (delta: 318.8MB). Free memory was 161.5MB in the beginning and 432.4MB in the end (delta: -270.9MB). Peak memory consumption was 117.6MB. Max. memory is 16.1GB. [2024-11-25 04:43:28,890 INFO L158 Benchmark]: RCFGBuilder took 26888.11ms. Allocated memory was 671.1MB in the beginning and 2.4GB in the end (delta: 1.7GB). Free memory was 432.4MB in the beginning and 1.9GB in the end (delta: -1.5GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-25 04:43:28,891 INFO L158 Benchmark]: CodeCheck took 331695.85ms. Allocated memory was 2.4GB in the beginning and 6.0GB in the end (delta: 3.7GB). Free memory was 1.9GB in the beginning and 3.6GB in the end (delta: -1.6GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-11-25 04:43:28,894 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 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1348.45ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.7MB in the beginning and 269.2MB in the end (delta: -179.5MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1272.01ms. Allocated memory is still 352.3MB. Free memory was 269.2MB in the beginning and 161.5MB in the end (delta: 107.6MB). Peak memory consumption was 268.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1375.23ms. Allocated memory was 352.3MB in the beginning and 671.1MB in the end (delta: 318.8MB). Free memory was 161.5MB in the beginning and 432.4MB in the end (delta: -270.9MB). Peak memory consumption was 117.6MB. Max. memory is 16.1GB. * RCFGBuilder took 26888.11ms. Allocated memory was 671.1MB in the beginning and 2.4GB in the end (delta: 1.7GB). Free memory was 432.4MB in the beginning and 1.9GB in the end (delta: -1.5GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 331695.85ms. Allocated memory was 2.4GB in the beginning and 6.0GB in the end (delta: 3.7GB). Free memory was 1.9GB in the beginning and 3.6GB in the end (delta: -1.6GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:43:28,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/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_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3 --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 e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:43:31,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:43:31,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:43:32,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:43:32,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:43:32,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:43:32,047 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:43:32,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:43:32,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:43:32,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:43:32,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:43:32,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:43:32,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:43:32,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:32,050 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:43:32,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:43:32,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:43:32,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:43:32,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:43:32,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:43:32,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:43:32,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:32,051 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:43:32,051 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_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3 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 -> e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 [2024-11-25 04:43:32,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:43:32,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:43:32,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:43:32,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:43:32,429 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:43:32,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-11-25 04:43:35,400 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/65e2d4dab/53d15a38e7044a169f7bd6ec0aaed184/FLAG3e3e428fb [2024-11-25 04:43:36,019 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:43:36,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-11-25 04:43:36,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/65e2d4dab/53d15a38e7044a169f7bd6ec0aaed184/FLAG3e3e428fb [2024-11-25 04:43:36,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/data/65e2d4dab/53d15a38e7044a169f7bd6ec0aaed184 [2024-11-25 04:43:36,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:43:36,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:43:36,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:43:36,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:43:36,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:43:36,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:43:36" (1/1) ... [2024-11-25 04:43:36,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b25c13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:36, skipping insertion in model container [2024-11-25 04:43:36,485 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:43:36" (1/1) ... [2024-11-25 04:43:36,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:43:36,797 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_e921a568-c264-4f81-a6f5-049cb4ab1df3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-11-25 04:43:37,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:43:37,329 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:43:37,338 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_e921a568-c264-4f81-a6f5-049cb4ab1df3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-11-25 04:43:37,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:43:37,617 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:43:37,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37 WrapperNode [2024-11-25 04:43:37,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:43:37,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:43:37,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:43:37,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:43:37,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:37,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:37,889 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3028 [2024-11-25 04:43:37,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:43:37,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:43:37,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:43:37,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:43:37,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:37,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:37,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:37,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,015 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:43:38,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:43:38,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:43:38,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:43:38,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:43:37" (1/1) ... [2024-11-25 04:43:38,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:43:38,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:43:38,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:43:38,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:43:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:43:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:43:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:43:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:43:38,948 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:43:38,950 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:43:42,736 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-25 04:43:42,737 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:43:42,871 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:43:42,871 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:43:42,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:43:42 BoogieIcfgContainer [2024-11-25 04:43:42,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:43:42,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:43:42,874 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:43:42,887 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:43:42,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:43:42" (1/1) ... [2024-11-25 04:43:42,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:43:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:43:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:43:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:43:42,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:42,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:42,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:42,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:42,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:43:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:44,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:44,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 04:43:44,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:44,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:43:44,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:43:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 04:43:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 04:43:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:43:44,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:44,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:44,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:44,824 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:44,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e921a568-c264-4f81-a6f5-049cb4ab1df3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:43:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:46,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:47,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 04:43:47,236 INFO L279 TraceCheckSpWp]: Computing forward predicates...