./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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 059c67315f85189ad942e3818fb27ab390796db05a8c5c6997e17ce4856e79d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:07:59,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:07:59,336 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:07:59,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:07:59,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:07:59,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:07:59,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:07:59,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:07:59,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:07:59,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:07:59,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:07:59,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:07:59,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:07:59,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:07:59,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:07:59,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:07:59,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:07:59,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:07:59,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:59,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:07:59,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:07:59,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:07:59,369 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:07:59,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:07:59,369 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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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 -> 059c67315f85189ad942e3818fb27ab390796db05a8c5c6997e17ce4856e79d0 [2024-11-13 22:07:59,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:07:59,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:07:59,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:07:59,746 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:07:59,748 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:07:59,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-13 22:08:01,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:08:02,065 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:08:02,065 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c [2024-11-13 22:08:02,084 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data/8811a33df/0baa004325054da78218b31dcc61fb3f/FLAGddb169739 [2024-11-13 22:08:02,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data/8811a33df/0baa004325054da78218b31dcc61fb3f [2024-11-13 22:08:02,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:08:02,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:08:02,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:02,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:08:02,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:08:02,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:02" (1/1) ... [2024-11-13 22:08:02,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37e53f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:02, skipping insertion in model container [2024-11-13 22:08:02,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:02" (1/1) ... [2024-11-13 22:08:02,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:08:02,406 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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c[1178,1191] [2024-11-13 22:08:02,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:02,949 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:08:02,960 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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c[1178,1191] [2024-11-13 22:08:03,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:03,295 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:08:03,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03 WrapperNode [2024-11-13 22:08:03,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:03,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:03,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:08:03,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:08:03,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:03,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,107 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6568 [2024-11-13 22:08:04,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:04,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:08:04,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:08:04,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:08:04,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:04,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:05,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:08:05,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:08:05,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:08:05,008 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:08:05,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:03" (1/1) ... [2024-11-13 22:08:05,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:05,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:08:05,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:08:05,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:08:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:08:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:08:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:08:05,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:08:05,735 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:08:05,737 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:08:15,474 INFO L? ?]: Removed 3455 outVars from TransFormulas that were not future-live. [2024-11-13 22:08:15,474 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:08:26,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:08:26,330 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:08:26,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:26 BoogieIcfgContainer [2024-11-13 22:08:26,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:08:26,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:08:26,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:08:26,342 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:08:26,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:26" (1/1) ... [2024-11-13 22:08:26,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:08:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:08:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:08:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:08:26,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:26,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:31,154 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 22:08:41,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:08:51,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:08:53,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:09:02,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.81s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:09:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:09:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:09:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:09:02,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:02,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:10:27,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:12:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:12:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:12:25,018 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 22:12:25,024 INFO L158 Benchmark]: Toolchain (without parser) took 262910.10ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 116.7MB in the beginning and 988.0MB in the end (delta: -871.3MB). Peak memory consumption was 475.2MB. Max. memory is 16.1GB. [2024-11-13 22:12:25,025 INFO L158 Benchmark]: CDTParser took 0.97ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:12:25,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1181.90ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 116.5MB in the beginning and 348.8MB in the end (delta: -232.4MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2024-11-13 22:12:25,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 809.49ms. Allocated memory is still 411.0MB. Free memory was 348.8MB in the beginning and 248.6MB in the end (delta: 100.3MB). Peak memory consumption was 124.6MB. Max. memory is 16.1GB. [2024-11-13 22:12:25,026 INFO L158 Benchmark]: Boogie Preprocessor took 897.73ms. Allocated memory was 411.0MB in the beginning and 1.2GB in the end (delta: 771.8MB). Free memory was 248.6MB in the beginning and 991.7MB in the end (delta: -743.1MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2024-11-13 22:12:25,027 INFO L158 Benchmark]: RCFGBuilder took 21324.38ms. Allocated memory was 1.2GB in the beginning and 4.8GB in the end (delta: 3.6GB). Free memory was 991.7MB in the beginning and 3.9GB in the end (delta: -2.9GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-13 22:12:25,027 INFO L158 Benchmark]: CodeCheck took 238691.51ms. Allocated memory was 4.8GB in the beginning and 1.5GB in the end (delta: -3.3GB). Free memory was 3.9GB in the beginning and 988.0MB in the end (delta: 2.9GB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:12:25,030 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 0.97ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1181.90ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 116.5MB in the beginning and 348.8MB in the end (delta: -232.4MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 809.49ms. Allocated memory is still 411.0MB. Free memory was 348.8MB in the beginning and 248.6MB in the end (delta: 100.3MB). Peak memory consumption was 124.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 897.73ms. Allocated memory was 411.0MB in the beginning and 1.2GB in the end (delta: 771.8MB). Free memory was 248.6MB in the beginning and 991.7MB in the end (delta: -743.1MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * RCFGBuilder took 21324.38ms. Allocated memory was 1.2GB in the beginning and 4.8GB in the end (delta: 3.6GB). Free memory was 991.7MB in the beginning and 3.9GB in the end (delta: -2.9GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * CodeCheck took 238691.51ms. Allocated memory was 4.8GB in the beginning and 1.5GB in the end (delta: -3.3GB). Free memory was 3.9GB in the beginning and 988.0MB in the end (delta: 2.9GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:12:25,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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 059c67315f85189ad942e3818fb27ab390796db05a8c5c6997e17ce4856e79d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:12:27,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:12:27,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:12:28,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:12:28,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:12:28,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:12:28,030 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:12:28,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:12:28,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:12:28,031 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:12:28,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:12:28,032 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:12:28,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:12:28,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:12:28,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:12:28,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:12:28,032 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:12:28,033 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:28,033 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:12:28,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:12:28,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:12:28,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:12:28,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:12:28,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:12:28,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:12:28,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:28,034 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:12:28,034 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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/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 -> 059c67315f85189ad942e3818fb27ab390796db05a8c5c6997e17ce4856e79d0 [2024-11-13 22:12:28,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:12:28,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:12:28,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:12:28,349 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:12:28,350 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:12:28,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-13 22:12:30,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:12:30,842 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:12:30,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c [2024-11-13 22:12:30,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data/35d955eeb/06f542597e104ba2abfe635b9d4ebafd/FLAGc7a23e558 [2024-11-13 22:12:30,904 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/data/35d955eeb/06f542597e104ba2abfe635b9d4ebafd [2024-11-13 22:12:30,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:12:30,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:12:30,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:12:30,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:12:30,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:12:30,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:12:30" (1/1) ... [2024-11-13 22:12:30,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7c4e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:30, skipping insertion in model container [2024-11-13 22:12:30,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:12:30" (1/1) ... [2024-11-13 22:12:30,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:12:31,226 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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c[1178,1191] [2024-11-13 22:12:31,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:12:31,665 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:12:31,678 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_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-back-serstep.c[1178,1191] [2024-11-13 22:12:31,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:12:31,997 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:12:31,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31 WrapperNode [2024-11-13 22:12:31,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:12:31,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:12:31,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:12:31,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:12:32,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,168 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1816 [2024-11-13 22:12:32,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:12:32,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:12:32,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:12:32,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:12:32,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:12:32,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:12:32,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:12:32,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:12:32,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:31" (1/1) ... [2024-11-13 22:12:32,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:12:32,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:12:32,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:12:32,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:12:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:12:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:12:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:12:32,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:12:32,879 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:12:32,881 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:12:35,732 INFO L? ?]: Removed 172 outVars from TransFormulas that were not future-live. [2024-11-13 22:12:35,732 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:12:35,805 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:12:35,805 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:12:35,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:12:35 BoogieIcfgContainer [2024-11-13 22:12:35,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:12:35,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:12:35,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:12:35,817 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:12:35,817 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:12:35" (1/1) ... [2024-11-13 22:12:35,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:12:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:12:35,872 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:12:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:12:35,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:35,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:35,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:35,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:35,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:12:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:36,708 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:36,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:12:36,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:37,043 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 22:12:37,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:12:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:12:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:12:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:12:37,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:37,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:37,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:37,463 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:37,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4181d7ce-48ae-4edd-8189-9f6b2f8302a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:12:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:38,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:39,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-13 22:12:39,264 INFO L278 TraceCheckSpWp]: Computing forward predicates...