./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b --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 816a61552ad95de9047b84efe2a9efd2725b9e7b7be3ff3faab9af48c88b4cfa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:37:59,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:38:00,036 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:38:00,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:38:00,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:38:00,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:38:00,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:38:00,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:38:00,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:38:00,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:38:00,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:38:00,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:38:00,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:38:00,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:38:00,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:38:00,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:38:00,062 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:38:00,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:00,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:38:00,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:38:00,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:38:00,063 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:38:00,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:38:00,063 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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b 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 -> 816a61552ad95de9047b84efe2a9efd2725b9e7b7be3ff3faab9af48c88b4cfa [2024-12-06 03:38:00,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:38:00,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:38:00,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:38:00,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:38:00,305 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:38:00,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c [2024-12-06 03:38:03,017 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/e2be7dea3/ec72386fae734f3db3a9f7dae2bcf691/FLAGcb1275ac1 [2024-12-06 03:38:03,314 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:38:03,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c [2024-12-06 03:38:03,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/e2be7dea3/ec72386fae734f3db3a9f7dae2bcf691/FLAGcb1275ac1 [2024-12-06 03:38:03,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/e2be7dea3/ec72386fae734f3db3a9f7dae2bcf691 [2024-12-06 03:38:03,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:38:03,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:38:03,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:03,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:38:03,360 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:38:03,361 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:03" (1/1) ... [2024-12-06 03:38:03,362 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355f576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:03, skipping insertion in model container [2024-12-06 03:38:03,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:03" (1/1) ... [2024-12-06 03:38:03,411 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:38:03,593 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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c[1171,1184] [2024-12-06 03:38:03,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:03,981 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:38:03,990 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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c[1171,1184] [2024-12-06 03:38:04,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:04,265 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:38:04,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04 WrapperNode [2024-12-06 03:38:04,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:04,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:04,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:38:04,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:38:04,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:04,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,047 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9268 [2024-12-06 03:38:05,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:05,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:38:05,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:38:05,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:38:05,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,495 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:38:05,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:38:05,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:38:05,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:38:05,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:04" (1/1) ... [2024-12-06 03:38:05,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:05,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:38:05,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:38:05,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:38:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:38:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:38:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:38:05,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:38:06,411 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:38:06,412 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:38:17,182 INFO L? ?]: Removed 5106 outVars from TransFormulas that were not future-live. [2024-12-06 03:38:17,182 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:38:31,625 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:38:31,625 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:38:31,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:31 BoogieIcfgContainer [2024-12-06 03:38:31,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:38:31,626 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:38:31,626 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:38:31,632 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:38:31,633 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:38:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:38:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:38:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:38:31,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:31,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:38:44,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:38:54,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:38:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 03:38:54,934 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 03:38:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:38:54,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:54,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:40:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:40:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:40:46,436 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) [2024-12-06 03:40:46,438 INFO L158 Benchmark]: Toolchain (without parser) took 163084.41ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 113.6MB in the beginning and 738.8MB in the end (delta: -625.1MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 03:40:46,439 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:46,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 911.03ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 62.7MB in the end (delta: 50.7MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2024-12-06 03:40:46,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 781.01ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 62.7MB in the beginning and 113.6MB in the end (delta: -50.9MB). Peak memory consumption was 202.9MB. Max. memory is 16.1GB. [2024-12-06 03:40:46,440 INFO L158 Benchmark]: Boogie Preprocessor took 765.31ms. Allocated memory was 310.4MB in the beginning and 931.1MB in the end (delta: 620.8MB). Free memory was 113.6MB in the beginning and 691.4MB in the end (delta: -577.8MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2024-12-06 03:40:46,441 INFO L158 Benchmark]: RCFGBuilder took 25810.61ms. Allocated memory was 931.1MB in the beginning and 1.1GB in the end (delta: 134.2MB). Free memory was 691.4MB in the beginning and 229.2MB in the end (delta: 462.2MB). Peak memory consumption was 855.6MB. Max. memory is 16.1GB. [2024-12-06 03:40:46,441 INFO L158 Benchmark]: CodeCheck took 134811.71ms. Allocated memory was 1.1GB in the beginning and 2.1GB in the end (delta: 1.0GB). Free memory was 229.2MB in the beginning and 738.8MB in the end (delta: -509.6MB). Peak memory consumption was 543.0MB. Max. memory is 16.1GB. [2024-12-06 03:40:46,444 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 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 911.03ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 62.7MB in the end (delta: 50.7MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 781.01ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 62.7MB in the beginning and 113.6MB in the end (delta: -50.9MB). Peak memory consumption was 202.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 765.31ms. Allocated memory was 310.4MB in the beginning and 931.1MB in the end (delta: 620.8MB). Free memory was 113.6MB in the beginning and 691.4MB in the end (delta: -577.8MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * RCFGBuilder took 25810.61ms. Allocated memory was 931.1MB in the beginning and 1.1GB in the end (delta: 134.2MB). Free memory was 691.4MB in the beginning and 229.2MB in the end (delta: 462.2MB). Peak memory consumption was 855.6MB. Max. memory is 16.1GB. * CodeCheck took 134811.71ms. Allocated memory was 1.1GB in the beginning and 2.1GB in the end (delta: 1.0GB). Free memory was 229.2MB in the beginning and 738.8MB in the end (delta: -509.6MB). Peak memory consumption was 543.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:40:46,652 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 03:40:46,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b --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 816a61552ad95de9047b84efe2a9efd2725b9e7b7be3ff3faab9af48c88b4cfa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:40:48,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:40:48,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:40:48,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:40:48,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:40:48,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:40:48,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:40:48,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:40:48,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:40:48,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:40:48,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:40:48,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:40:48,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:40:48,596 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:40:48,596 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:40:48,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:48,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:48,597 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:40:48,597 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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b 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 -> 816a61552ad95de9047b84efe2a9efd2725b9e7b7be3ff3faab9af48c88b4cfa [2024-12-06 03:40:48,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:40:48,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:40:48,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:40:48,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:40:48,847 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:40:48,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c [2024-12-06 03:40:51,582 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/6e6271ce0/1014a82d69c04698b584a0293eb8a8e1/FLAG6d78b5f0e [2024-12-06 03:40:51,856 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:40:51,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c [2024-12-06 03:40:51,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/6e6271ce0/1014a82d69c04698b584a0293eb8a8e1/FLAG6d78b5f0e [2024-12-06 03:40:51,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/data/6e6271ce0/1014a82d69c04698b584a0293eb8a8e1 [2024-12-06 03:40:51,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:40:51,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:40:51,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:51,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:40:51,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:40:51,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:51" (1/1) ... [2024-12-06 03:40:51,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b46b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:51, skipping insertion in model container [2024-12-06 03:40:51,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:51" (1/1) ... [2024-12-06 03:40:51,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:40:52,123 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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c[1171,1184] [2024-12-06 03:40:52,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:52,415 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:40:52,422 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_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-func-interl.c[1171,1184] [2024-12-06 03:40:52,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:52,586 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:40:52,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52 WrapperNode [2024-12-06 03:40:52,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:52,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:52,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:40:52,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:40:52,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,718 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2652 [2024-12-06 03:40:52,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:52,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:40:52,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:40:52,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:40:52,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,781 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:40:52,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:40:52,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:40:52,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:40:52,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:52" (1/1) ... [2024-12-06 03:40:52,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:52,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:40:52,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:40:52,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:40:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:40:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:40:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:40:52,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:40:53,299 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:40:53,300 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:40:56,137 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-12-06 03:40:56,138 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:40:56,260 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:40:56,260 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:40:56,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:56 BoogieIcfgContainer [2024-12-06 03:40:56,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:40:56,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:40:56,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:40:56,270 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:40:56,271 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:56" (1/1) ... [2024-12-06 03:40:56,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:40:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:56,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:40:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:40:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:40:56,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:56,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:56,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:56,328 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:56,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:40:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:57,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:57,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:40:57,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:40:57,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:40:57,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:40:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:40:57,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:40:57,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:57,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:57,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:57,785 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:57,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d2c5333-2f20-49aa-aa60-d93b5ca7d5a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:40:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:58,909 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:59,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 03:40:59,255 INFO L279 TraceCheckSpWp]: Computing forward predicates...