./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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 94d51b64fe90fc9a40262fa618fab9a405ef44b5c634bc3920b7de8ff1b811de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:20:44,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:20:44,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:20:44,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:20:44,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:20:44,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:20:44,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:20:44,782 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:20:44,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:20:44,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:20:44,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:20:44,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:20:44,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:20:44,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:20:44,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:20:44,784 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:20:44,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:20:44,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:20:44,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:20:44,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:20:44,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:20:44,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:20:44,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:20:44,785 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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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 -> 94d51b64fe90fc9a40262fa618fab9a405ef44b5c634bc3920b7de8ff1b811de [2024-12-06 04:20:45,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:20:45,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:20:45,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:20:45,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:20:45,032 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:20:45,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c [2024-12-06 04:20:47,644 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/1f0b140a9/ff33aacd21664b0fac4e41ac7cf595a9/FLAG4cd6f079f [2024-12-06 04:20:47,997 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:20:47,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c [2024-12-06 04:20:48,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/1f0b140a9/ff33aacd21664b0fac4e41ac7cf595a9/FLAG4cd6f079f [2024-12-06 04:20:48,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/1f0b140a9/ff33aacd21664b0fac4e41ac7cf595a9 [2024-12-06 04:20:48,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:20:48,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:20:48,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:20:48,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:20:48,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:20:48,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:48,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b1e8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48, skipping insertion in model container [2024-12-06 04:20:48,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:48,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:20:48,230 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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c[1170,1183] [2024-12-06 04:20:48,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:20:48,619 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:20:48,629 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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c[1170,1183] [2024-12-06 04:20:48,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:20:48,840 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:20:48,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48 WrapperNode [2024-12-06 04:20:48,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:20:48,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:20:48,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:20:48,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:20:48,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:48,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:49,768 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11523 [2024-12-06 04:20:49,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:20:49,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:20:49,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:20:49,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:20:49,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:49,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,407 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:20:50,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:20:50,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:20:50,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:20:50,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:48" (1/1) ... [2024-12-06 04:20:50,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:20:50,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:20:50,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:20:50,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:20:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:20:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:20:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:20:51,401 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:20:51,403 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:21:04,424 INFO L? ?]: Removed 6342 outVars from TransFormulas that were not future-live. [2024-12-06 04:21:04,424 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:21:22,101 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:21:22,101 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:21:22,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:21:22 BoogieIcfgContainer [2024-12-06 04:21:22,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:21:22,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:21:22,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:21:22,109 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:21:22,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:21:22" (1/1) ... [2024-12-06 04:21:22,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:21:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:21:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:21:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:21:22,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:22,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:21:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:24,051 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 04:21:34,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:21:44,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:21:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 04:21:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 04:21:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:21:44,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:44,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:25:51,930 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:30:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:30:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:30:58,707 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 04:30:58,710 INFO L158 Benchmark]: Toolchain (without parser) took 610679.52ms. Allocated memory was 142.6MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 112.7MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-12-06 04:30:58,711 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:30:58,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.31ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 54.2MB in the end (delta: 58.5MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. [2024-12-06 04:30:58,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 927.02ms. Allocated memory was 142.6MB in the beginning and 981.5MB in the end (delta: 838.9MB). Free memory was 54.2MB in the beginning and 709.7MB in the end (delta: -655.5MB). Peak memory consumption was 264.8MB. Max. memory is 16.1GB. [2024-12-06 04:30:58,712 INFO L158 Benchmark]: Boogie Preprocessor took 1018.80ms. Allocated memory was 981.5MB in the beginning and 813.7MB in the end (delta: -167.8MB). Free memory was 709.7MB in the beginning and 451.9MB in the end (delta: 257.8MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2024-12-06 04:30:58,713 INFO L158 Benchmark]: RCFGBuilder took 31312.74ms. Allocated memory was 813.7MB in the beginning and 2.1GB in the end (delta: 1.3GB). Free memory was 451.9MB in the beginning and 743.1MB in the end (delta: -291.2MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 04:30:58,713 INFO L158 Benchmark]: CodeCheck took 576607.21ms. Allocated memory was 2.1GB in the beginning and 4.1GB in the end (delta: 2.0GB). Free memory was 743.1MB in the beginning and 2.6GB in the end (delta: -1.8GB). Peak memory consumption was 149.4MB. Max. memory is 16.1GB. [2024-12-06 04:30:58,716 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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.31ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 54.2MB in the end (delta: 58.5MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 927.02ms. Allocated memory was 142.6MB in the beginning and 981.5MB in the end (delta: 838.9MB). Free memory was 54.2MB in the beginning and 709.7MB in the end (delta: -655.5MB). Peak memory consumption was 264.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1018.80ms. Allocated memory was 981.5MB in the beginning and 813.7MB in the end (delta: -167.8MB). Free memory was 709.7MB in the beginning and 451.9MB in the end (delta: 257.8MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. * RCFGBuilder took 31312.74ms. Allocated memory was 813.7MB in the beginning and 2.1GB in the end (delta: 1.3GB). Free memory was 451.9MB in the beginning and 743.1MB in the end (delta: -291.2MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 576607.21ms. Allocated memory was 2.1GB in the beginning and 4.1GB in the end (delta: 2.0GB). Free memory was 743.1MB in the beginning and 2.6GB in the end (delta: -1.8GB). Peak memory consumption was 149.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:30:58,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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 94d51b64fe90fc9a40262fa618fab9a405ef44b5c634bc3920b7de8ff1b811de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:31:00,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:31:00,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:31:00,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:31:00,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:31:00,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:31:00,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:31:00,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:31:00,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:31:00,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:31:00,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:31:00,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:31:00,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:31:00,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:31:00,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:31:00,996 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:31:00,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:00,997 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:31:00,997 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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/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 -> 94d51b64fe90fc9a40262fa618fab9a405ef44b5c634bc3920b7de8ff1b811de [2024-12-06 04:31:01,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:31:01,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:31:01,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:31:01,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:31:01,234 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:31:01,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c [2024-12-06 04:31:03,868 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/68e0df987/228b1a7bc3c549199aaee2372ce624f2/FLAG563b6fb36 [2024-12-06 04:31:04,245 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:31:04,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c [2024-12-06 04:31:04,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/68e0df987/228b1a7bc3c549199aaee2372ce624f2/FLAG563b6fb36 [2024-12-06 04:31:04,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/data/68e0df987/228b1a7bc3c549199aaee2372ce624f2 [2024-12-06 04:31:04,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:31:04,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:31:04,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:31:04,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:31:04,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:31:04,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:31:04" (1/1) ... [2024-12-06 04:31:04,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a89a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:04, skipping insertion in model container [2024-12-06 04:31:04,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:31:04" (1/1) ... [2024-12-06 04:31:04,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:31:04,691 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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c[1170,1183] [2024-12-06 04:31:05,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:31:05,025 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:31:05,036 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_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.6.prop1-func-interl.c[1170,1183] [2024-12-06 04:31:05,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:31:05,227 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:31:05,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05 WrapperNode [2024-12-06 04:31:05,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:31:05,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:31:05,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:31:05,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:31:05,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,386 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3275 [2024-12-06 04:31:05,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:31:05,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:31:05,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:31:05,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:31:05,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,481 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:31:05,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:31:05,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:31:05,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:31:05,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:05" (1/1) ... [2024-12-06 04:31:05,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:31:05,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:31:05,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:31:05,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:31:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:31:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:31:05,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:31:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:31:06,098 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:31:06,100 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:31:09,089 INFO L? ?]: Removed 116 outVars from TransFormulas that were not future-live. [2024-12-06 04:31:09,089 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:31:09,204 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:31:09,204 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:31:09,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:09 BoogieIcfgContainer [2024-12-06 04:31:09,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:31:09,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:31:09,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:31:09,214 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:31:09,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:09" (1/1) ... [2024-12-06 04:31:09,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:31:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:31:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:31:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:31:09,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:09,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:09,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:09,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:09,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:31:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:10,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:10,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:31:10,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:10,483 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 04:31:10,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:31:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:10,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:31:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:31:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:31:10,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:10,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:10,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:10,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:10,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac513d37-b2b3-4ed1-adcb-3883b0d58e49/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:31:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:12,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:12,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:31:12,460 INFO L279 TraceCheckSpWp]: Computing forward predicates...