./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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 bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:54,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:54,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:49:54,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:49:54,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:49:54,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:54,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:54,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:54,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:54,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:54,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:54,425 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:54,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:54,427 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:54,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:54,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:54,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:49:54,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:49:54,429 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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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 -> bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 [2024-11-13 21:49:54,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:54,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:54,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:54,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:54,806 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:54,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:49:56,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:57,385 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:57,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c [2024-11-13 21:49:57,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data/13dc0a4d4/51413c550ba44884be4adb9d431a2e62/FLAG64e9af1e2 [2024-11-13 21:49:57,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data/13dc0a4d4/51413c550ba44884be4adb9d431a2e62 [2024-11-13 21:49:57,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:57,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:57,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:57,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:57,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:57,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:57" (1/1) ... [2024-11-13 21:49:57,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75039572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:57, skipping insertion in model container [2024-11-13 21:49:57,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:57" (1/1) ... [2024-11-13 21:49:57,546 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:57,809 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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-11-13 21:49:58,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:58,420 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:58,432 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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-11-13 21:49:58,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:58,778 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:58,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58 WrapperNode [2024-11-13 21:49:58,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:58,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:58,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:58,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:58,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:49:58,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:00,225 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10074 [2024-11-13 21:50:00,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:50:00,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:50:00,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:50:00,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:50:00,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:00,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:00,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:00,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:01,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:01,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:01,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:01,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:01,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:50:01,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:50:01,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:50:01,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:50:01,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:58" (1/1) ... [2024-11-13 21:50:01,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:50:01,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:50:01,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:50:01,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:50:01,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:50:01,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:50:01,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:50:01,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:50:02,629 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:50:02,631 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:50:20,548 INFO L? ?]: Removed 5591 outVars from TransFormulas that were not future-live. [2024-11-13 21:50:20,548 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:50:40,030 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:50:40,030 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:50:40,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:50:40 BoogieIcfgContainer [2024-11-13 21:50:40,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:50:40,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:50:40,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:50:40,045 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:50:40,045 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:50:40" (1/1) ... [2024-11-13 21:50:40,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:50:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:40,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:50:40,108 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:50:40,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:50:40,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:40,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:42,802 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 21:50:53,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:51:03,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:51:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:51:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:51:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:51:03,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:03,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:15,419 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 21:54:15,426 INFO L158 Benchmark]: Toolchain (without parser) took 257984.45ms. Allocated memory was 117.4MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 89.3MB in the beginning and 2.4GB in the end (delta: -2.3GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-13 21:54:15,427 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory was 104.6MB in the beginning and 104.4MB in the end (delta: 215.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:15,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1337.60ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 89.3MB in the beginning and 55.4MB in the end (delta: 33.8MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2024-11-13 21:54:15,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 1445.27ms. Allocated memory was 125.8MB in the beginning and 260.0MB in the end (delta: 134.2MB). Free memory was 55.4MB in the beginning and 61.4MB in the end (delta: -5.9MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. [2024-11-13 21:54:15,430 INFO L158 Benchmark]: Boogie Preprocessor took 1334.86ms. Allocated memory was 260.0MB in the beginning and 1.1GB in the end (delta: 796.9MB). Free memory was 61.4MB in the beginning and 786.4MB in the end (delta: -725.0MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2024-11-13 21:54:15,431 INFO L158 Benchmark]: RCFGBuilder took 38466.70ms. Allocated memory was 1.1GB in the beginning and 3.4GB in the end (delta: 2.3GB). Free memory was 786.4MB in the beginning and 2.3GB in the end (delta: -1.5GB). Peak memory consumption was 907.9MB. Max. memory is 16.1GB. [2024-11-13 21:54:15,432 INFO L158 Benchmark]: CodeCheck took 215392.34ms. Allocated memory was 3.4GB in the beginning and 3.4GB in the end (delta: 58.7MB). Free memory was 2.3GB in the beginning and 2.4GB in the end (delta: -61.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-13 21:54:15,437 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 0.29ms. Allocated memory is still 167.8MB. Free memory was 104.6MB in the beginning and 104.4MB in the end (delta: 215.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1337.60ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 89.3MB in the beginning and 55.4MB in the end (delta: 33.8MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1445.27ms. Allocated memory was 125.8MB in the beginning and 260.0MB in the end (delta: 134.2MB). Free memory was 55.4MB in the beginning and 61.4MB in the end (delta: -5.9MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1334.86ms. Allocated memory was 260.0MB in the beginning and 1.1GB in the end (delta: 796.9MB). Free memory was 61.4MB in the beginning and 786.4MB in the end (delta: -725.0MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * RCFGBuilder took 38466.70ms. Allocated memory was 1.1GB in the beginning and 3.4GB in the end (delta: 2.3GB). Free memory was 786.4MB in the beginning and 2.3GB in the end (delta: -1.5GB). Peak memory consumption was 907.9MB. Max. memory is 16.1GB. * CodeCheck took 215392.34ms. Allocated memory was 3.4GB in the beginning and 3.4GB in the end (delta: 58.7MB). Free memory was 2.3GB in the beginning and 2.4GB in the end (delta: -61.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:54:15,657 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 21:54:15,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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 bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:54:18,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:54:18,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:54:18,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:54:18,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:54:18,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:54:18,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:54:18,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:54:18,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:54:18,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:54:18,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:54:18,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:54:18,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:54:18,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:54:18,970 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:54:18,971 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:54:18,971 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:54:18,971 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:54:18,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:54:18,971 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:54:18,972 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:54:18,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:54:18,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:54:18,972 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:18,972 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:54:18,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:54:18,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:18,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:54:18,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:54:18,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:54:18,974 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:54:18,974 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:18,974 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:54:18,974 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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/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 -> bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 [2024-11-13 21:54:19,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:54:19,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:54:19,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:54:19,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:54:19,350 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:54:19,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:54:21,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:54:22,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:54:22,067 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c [2024-11-13 21:54:22,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data/69e4b9cd5/cfd8f12a27b149c7bf0c7ea0962d163a/FLAG21846e4e5 [2024-11-13 21:54:22,117 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/data/69e4b9cd5/cfd8f12a27b149c7bf0c7ea0962d163a [2024-11-13 21:54:22,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:54:22,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:54:22,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:22,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:54:22,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:54:22,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:22" (1/1) ... [2024-11-13 21:54:22,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c81d334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:22, skipping insertion in model container [2024-11-13 21:54:22,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:22" (1/1) ... [2024-11-13 21:54:22,244 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:54:22,541 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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-11-13 21:54:23,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:23,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:54:23,221 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_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-11-13 21:54:23,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:23,528 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:54:23,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23 WrapperNode [2024-11-13 21:54:23,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:23,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:23,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:54:23,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:54:23,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,779 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3150 [2024-11-13 21:54:23,779 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:23,780 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:54:23,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:54:23,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:54:23,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:23,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:24,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:54:24,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:54:24,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:54:24,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:54:24,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:23" (1/1) ... [2024-11-13 21:54:24,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:24,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:54:24,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:54:24,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:54:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:54:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:54:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:54:24,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:54:24,889 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:54:24,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:54:31,669 INFO L? ?]: Removed 109 outVars from TransFormulas that were not future-live. [2024-11-13 21:54:31,670 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:54:31,854 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:54:31,855 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:54:31,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:31 BoogieIcfgContainer [2024-11-13 21:54:31,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:54:31,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:54:31,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:54:31,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:54:31,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:31" (1/1) ... [2024-11-13 21:54:31,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:54:31,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:54:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:54:31,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:54:31,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:31,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:31,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:31,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:31,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:54:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:33,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:33,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:54:33,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:33,522 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 21:54:33,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:54:34,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:54:34,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:34,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:54:34,997 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:54:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:54:34,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:34,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:34,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:35,000 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:35,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e90ba45-a68d-4dec-a8a7-43fa79a743e1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:54:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:37,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:38,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:54:38,585 INFO L278 TraceCheckSpWp]: Computing forward predicates...