./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.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_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/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_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/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_589736f8-cf54-4f65-a5ce-c8d339a9e919/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 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:59:14,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:59:14,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:59:14,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:59:14,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:59:15,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:59:15,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:59:15,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:59:15,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:59:15,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:59:15,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:59:15,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:59:15,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:59:15,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:59:15,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:59:15,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:59:15,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:59:15,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:59:15,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:59:15,011 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:59:15,011 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:59:15,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:59:15,011 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:59:15,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:59:15,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:59:15,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:59:15,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:59:15,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:59:15,012 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:59:15,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:59:15,012 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_589736f8-cf54-4f65-a5ce-c8d339a9e919/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 -> 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 [2024-11-13 20:59:15,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:59:15,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:59:15,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:59:15,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:59:15,340 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:59:15,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:59:17,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:59:17,769 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:59:17,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-11-13 20:59:17,807 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data/61ab39867/b314edb65f1d4077b84a3e51ed6088e3/FLAG8f0918e48 [2024-11-13 20:59:17,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data/61ab39867/b314edb65f1d4077b84a3e51ed6088e3 [2024-11-13 20:59:17,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:59:17,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:59:17,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:59:17,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:59:17,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:59:17,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:59:17" (1/1) ... [2024-11-13 20:59:17,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e2ec5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:17, skipping insertion in model container [2024-11-13 20:59:17,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:59:17" (1/1) ... [2024-11-13 20:59:17,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:59:18,167 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_589736f8-cf54-4f65-a5ce-c8d339a9e919/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-13 20:59:18,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:59:18,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:59:18,772 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_589736f8-cf54-4f65-a5ce-c8d339a9e919/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-13 20:59:19,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:59:19,033 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:59:19,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19 WrapperNode [2024-11-13 20:59:19,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:59:19,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:59:19,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:59:19,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:59:19,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:19,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,013 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6444 [2024-11-13 20:59:20,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:59:20,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:59:20,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:59:20,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:59:20,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:20,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:21,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:59:21,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:59:21,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:59:21,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:59:21,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:59:19" (1/1) ... [2024-11-13 20:59:21,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:59:21,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:59:21,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:59:21,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:59:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:59:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:59:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:59:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:59:21,909 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:59:21,911 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:59:30,815 INFO L? ?]: Removed 3767 outVars from TransFormulas that were not future-live. [2024-11-13 20:59:30,821 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:59:44,004 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:59:44,005 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:59:44,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:59:44 BoogieIcfgContainer [2024-11-13 20:59:44,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:59:44,007 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:59:44,007 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:59:44,020 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:59:44,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:59:44" (1/1) ... [2024-11-13 20:59:44,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:59:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:44,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:59:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:59:44,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:59:44,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:44,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:59:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:47,965 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 20:59:58,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:00:08,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:00:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:00:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:00:08,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:00:08,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:08,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:01:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:01:08,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:02:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:02:17,174 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 21:02:17,187 INFO L158 Benchmark]: Toolchain (without parser) took 179353.15ms. Allocated memory was 117.4MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 88.3MB in the beginning and 730.3MB in the end (delta: -642.0MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-13 21:02:17,187 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:17,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1199.88ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 40.8MB in the end (delta: 47.3MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-13 21:02:17,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 977.69ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 40.8MB in the beginning and 108.2MB in the end (delta: -67.4MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. [2024-11-13 21:02:17,192 INFO L158 Benchmark]: Boogie Preprocessor took 1174.13ms. Allocated memory was 251.7MB in the beginning and 805.3MB in the end (delta: 553.6MB). Free memory was 108.2MB in the beginning and 619.6MB in the end (delta: -511.4MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-11-13 21:02:17,192 INFO L158 Benchmark]: RCFGBuilder took 22816.00ms. Allocated memory was 805.3MB in the beginning and 2.4GB in the end (delta: 1.6GB). Free memory was 619.6MB in the beginning and 2.0GB in the end (delta: -1.4GB). Peak memory consumption was 621.7MB. Max. memory is 16.1GB. [2024-11-13 21:02:17,193 INFO L158 Benchmark]: CodeCheck took 153179.41ms. Allocated memory is still 2.4GB. Free memory was 2.0GB in the beginning and 730.3MB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 21:02:17,197 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1199.88ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 40.8MB in the end (delta: 47.3MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 977.69ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 40.8MB in the beginning and 108.2MB in the end (delta: -67.4MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1174.13ms. Allocated memory was 251.7MB in the beginning and 805.3MB in the end (delta: 553.6MB). Free memory was 108.2MB in the beginning and 619.6MB in the end (delta: -511.4MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * RCFGBuilder took 22816.00ms. Allocated memory was 805.3MB in the beginning and 2.4GB in the end (delta: 1.6GB). Free memory was 619.6MB in the beginning and 2.0GB in the end (delta: -1.4GB). Peak memory consumption was 621.7MB. Max. memory is 16.1GB. * CodeCheck took 153179.41ms. Allocated memory is still 2.4GB. Free memory was 2.0GB in the beginning and 730.3MB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:02:17,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/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_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/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_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/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_589736f8-cf54-4f65-a5ce-c8d339a9e919/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 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:02:19,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:02:20,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:02:20,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:02:20,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:02:20,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:02:20,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:02:20,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:02:20,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:02:20,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:02:20,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:02:20,085 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:02:20,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:02:20,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:02:20,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:02:20,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:02:20,086 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:02:20,086 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:20,086 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:02:20,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:02:20,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:20,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:02:20,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:02:20,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:02:20,087 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:02:20,087 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:20,087 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:02:20,088 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_589736f8-cf54-4f65-a5ce-c8d339a9e919/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 -> 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 [2024-11-13 21:02:20,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:02:20,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:02:20,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:02:20,391 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:02:20,391 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:02:20,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:02:22,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:02:22,616 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:02:22,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-11-13 21:02:22,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data/7335e8dfd/84ddbd018e034a5d8dbfa7437fe1ceef/FLAG788a7a7b3 [2024-11-13 21:02:22,673 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/data/7335e8dfd/84ddbd018e034a5d8dbfa7437fe1ceef [2024-11-13 21:02:22,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:02:22,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:02:22,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:22,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:02:22,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:02:22,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:22" (1/1) ... [2024-11-13 21:02:22,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@778282fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:22, skipping insertion in model container [2024-11-13 21:02:22,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:22" (1/1) ... [2024-11-13 21:02:22,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:02:23,050 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_589736f8-cf54-4f65-a5ce-c8d339a9e919/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-13 21:02:23,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:23,514 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:02:23,526 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_589736f8-cf54-4f65-a5ce-c8d339a9e919/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-13 21:02:23,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:23,733 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:02:23,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23 WrapperNode [2024-11-13 21:02:23,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:23,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:23,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:02:23,735 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:02:23,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:23,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:23,966 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2444 [2024-11-13 21:02:23,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:23,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:02:23,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:02:23,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:02:23,976 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:23,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:02:24,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:02:24,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:02:24,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:02:24,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:23" (1/1) ... [2024-11-13 21:02:24,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:24,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:02:24,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:02:24,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:02:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:02:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:02:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:02:24,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:02:24,895 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:02:24,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:02:29,608 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-11-13 21:02:29,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:02:29,710 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:02:29,711 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:02:29,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:29 BoogieIcfgContainer [2024-11-13 21:02:29,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:02:29,712 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:02:29,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:02:29,723 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:02:29,723 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:29" (1/1) ... [2024-11-13 21:02:29,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:02:29,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:02:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:02:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:02:29,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:29,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:29,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:29,799 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:29,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:02:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:30,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:30,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:02:30,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:31,120 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 21:02:31,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:02:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:02:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:02:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:02:31,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:31,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:31,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:31,390 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:31,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:02:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:32,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:33,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:02:33,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:33,968 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 21:02:33,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:02:35,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:35,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 21:02:35,376 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 21:02:35,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:02:35,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:35,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:35,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:35,382 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:35,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589736f8-cf54-4f65-a5ce-c8d339a9e919/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:02:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:37,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:38,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 21:02:38,155 INFO L278 TraceCheckSpWp]: Computing forward predicates...