./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.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_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/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_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/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_dd279dec-614f-41d2-bf76-d47eedb205e5/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 da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:23:05,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:23:05,270 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:23:05,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:23:05,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:23:05,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:23:05,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:23:05,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:23:05,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:23:05,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:23:05,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:23:05,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:23:05,296 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:23:05,297 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:23:05,297 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:23:05,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:23:05,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:23:05,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:23:05,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:23:05,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:23:05,298 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:23:05,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:23:05,298 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_dd279dec-614f-41d2-bf76-d47eedb205e5/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 -> da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 [2024-12-06 05:23:05,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:23:05,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:23:05,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:23:05,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:23:05,555 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:23:05,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c [2024-12-06 05:23:08,270 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/a6c7f0ca8/166fb2d59e244d388be51b38dd99c6e4/FLAG220a9ac14 [2024-12-06 05:23:08,574 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:23:08,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c [2024-12-06 05:23:08,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/a6c7f0ca8/166fb2d59e244d388be51b38dd99c6e4/FLAG220a9ac14 [2024-12-06 05:23:08,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/a6c7f0ca8/166fb2d59e244d388be51b38dd99c6e4 [2024-12-06 05:23:08,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:23:08,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:23:08,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:23:08,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:23:08,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:23:08,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:23:08" (1/1) ... [2024-12-06 05:23:08,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59644423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:08, skipping insertion in model container [2024-12-06 05:23:08,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:23:08" (1/1) ... [2024-12-06 05:23:08,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:23:09,004 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_dd279dec-614f-41d2-bf76-d47eedb205e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-12-06 05:23:09,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:23:09,238 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:23:09,247 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_dd279dec-614f-41d2-bf76-d47eedb205e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-12-06 05:23:09,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:23:09,400 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:23:09,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09 WrapperNode [2024-12-06 05:23:09,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:23:09,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:23:09,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:23:09,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:23:09,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:09,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:09,800 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4047 [2024-12-06 05:23:09,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:23:09,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:23:09,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:23:09,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:23:09,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:09,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:09,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:09,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,006 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:23:10,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:23:10,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:23:10,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:23:10,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:09" (1/1) ... [2024-12-06 05:23:10,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:23:10,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:23:10,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:23:10,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:23:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:23:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:23:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:23:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:23:10,600 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:23:10,602 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:23:15,075 INFO L? ?]: Removed 2370 outVars from TransFormulas that were not future-live. [2024-12-06 05:23:15,076 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:23:19,624 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:23:19,624 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:23:19,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:23:19 BoogieIcfgContainer [2024-12-06 05:23:19,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:23:19,626 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:23:19,626 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:23:19,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:23:19,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:23:19" (1/1) ... [2024-12-06 05:23:19,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:23:19,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:23:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:23:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:23:19,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:19,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:23:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:20,793 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 05:23:30,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:41,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 05:23:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 05:23:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:23:41,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:41,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:23:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:23:57,913 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:24:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:24:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:24:26,764 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 05:24:26,768 INFO L158 Benchmark]: Toolchain (without parser) took 77944.14ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 116.1MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-12-06 05:24:26,769 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:24:26,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.25ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 97.2MB in the end (delta: 18.7MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2024-12-06 05:24:26,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 399.52ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 97.2MB in the beginning and 325.4MB in the end (delta: -228.2MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2024-12-06 05:24:26,770 INFO L158 Benchmark]: Boogie Preprocessor took 397.27ms. Allocated memory is still 427.8MB. Free memory was 325.4MB in the beginning and 310.0MB in the end (delta: 15.5MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2024-12-06 05:24:26,771 INFO L158 Benchmark]: RCFGBuilder took 9425.99ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 310.0MB in the beginning and 892.3MB in the end (delta: -582.4MB). Peak memory consumption was 644.0MB. Max. memory is 16.1GB. [2024-12-06 05:24:26,771 INFO L158 Benchmark]: CodeCheck took 67141.71ms. Allocated memory was 1.3GB in the beginning and 2.5GB in the end (delta: 1.2GB). Free memory was 892.3MB in the beginning and 1.4GB in the end (delta: -553.9MB). Peak memory consumption was 674.9MB. Max. memory is 16.1GB. [2024-12-06 05:24:26,774 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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.25ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 97.2MB in the end (delta: 18.7MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 399.52ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 97.2MB in the beginning and 325.4MB in the end (delta: -228.2MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 397.27ms. Allocated memory is still 427.8MB. Free memory was 325.4MB in the beginning and 310.0MB in the end (delta: 15.5MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9425.99ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 310.0MB in the beginning and 892.3MB in the end (delta: -582.4MB). Peak memory consumption was 644.0MB. Max. memory is 16.1GB. * CodeCheck took 67141.71ms. Allocated memory was 1.3GB in the beginning and 2.5GB in the end (delta: 1.2GB). Free memory was 892.3MB in the beginning and 1.4GB in the end (delta: -553.9MB). Peak memory consumption was 674.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:24:26,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/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_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/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_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/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_dd279dec-614f-41d2-bf76-d47eedb205e5/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 da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:24:28,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:24:28,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:24:28,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:24:28,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:24:28,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:24:28,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:24:28,925 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:24:28,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:24:28,926 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:24:28,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:24:28,927 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:24:28,927 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:24:28,927 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:24:28,927 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:28,927 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:24:28,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:24:28,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:24:28,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:24:28,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:24:28,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:24:28,928 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:24:28,928 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:28,928 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:24:28,928 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_dd279dec-614f-41d2-bf76-d47eedb205e5/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 -> da3c2061ddb26e44cb7420314504e302365090cabae0d9472aedf0ae4fed1f97 [2024-12-06 05:24:29,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:24:29,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:24:29,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:24:29,155 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:24:29,155 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:24:29,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c [2024-12-06 05:24:31,812 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/53a33e57a/eb09cd3acc3340948e9edb42fa52f9fc/FLAGce923ded5 [2024-12-06 05:24:32,075 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:24:32,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c [2024-12-06 05:24:32,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/53a33e57a/eb09cd3acc3340948e9edb42fa52f9fc/FLAGce923ded5 [2024-12-06 05:24:32,368 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/data/53a33e57a/eb09cd3acc3340948e9edb42fa52f9fc [2024-12-06 05:24:32,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:24:32,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:24:32,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:24:32,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:24:32,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:24:32,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5abd11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32, skipping insertion in model container [2024-12-06 05:24:32,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,411 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:24:32,542 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_dd279dec-614f-41d2-bf76-d47eedb205e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-12-06 05:24:32,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:24:32,762 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:24:32,782 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_dd279dec-614f-41d2-bf76-d47eedb205e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-func-interl.c[1184,1197] [2024-12-06 05:24:32,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:24:32,866 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:24:32,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32 WrapperNode [2024-12-06 05:24:32,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:24:32,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:24:32,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:24:32,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:24:32,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,959 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1475 [2024-12-06 05:24:32,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:24:32,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:24:32,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:24:32,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:24:32,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:32,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,001 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:24:33,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:24:33,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:24:33,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:24:33,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:32" (1/1) ... [2024-12-06 05:24:33,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:24:33,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:24:33,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:24:33,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:24:33,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:24:33,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:24:33,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:24:33,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:24:33,369 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:24:33,371 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:24:34,567 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-12-06 05:24:34,567 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:24:34,611 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:24:34,612 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:24:34,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:24:34 BoogieIcfgContainer [2024-12-06 05:24:34,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:24:34,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:24:34,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:24:34,620 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:24:34,620 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:24:34" (1/1) ... [2024-12-06 05:24:34,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:24:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:34,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:24:34,661 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:24:34,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:24:34,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:34,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:34,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:34,665 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:34,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:24:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:35,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:35,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:24:35,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:24:35,303 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 05:24:35,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:24:35,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:24:35,475 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:24:35,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:24:35,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:35,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:35,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:35,477 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:35,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd279dec-614f-41d2-bf76-d47eedb205e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:24:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:36,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:36,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 05:24:36,414 INFO L279 TraceCheckSpWp]: Computing forward predicates...