./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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 32bit --witnessprinter.graph.data.programhash 772293f211c6e60706a5fda7648c49a0338c33d85350cc06edce04a6f02364fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:58:33,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:58:33,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:58:33,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:58:33,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:58:33,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:58:33,531 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:58:33,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:58:33,531 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:58:33,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:58:33,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:58:33,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:58:33,532 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:58:33,533 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:58:33,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:33,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:58:33,533 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:58:33,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:58:33,534 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 772293f211c6e60706a5fda7648c49a0338c33d85350cc06edce04a6f02364fc [2024-12-06 00:58:33,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:58:33,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:58:33,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:58:33,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:58:33,767 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:58:33,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-12-06 00:58:36,428 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/218a3f2cf/69fb0877f30149e8afacec18de8872f0/FLAG4df122805 [2024-12-06 00:58:36,613 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:58:36,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-12-06 00:58:36,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/218a3f2cf/69fb0877f30149e8afacec18de8872f0/FLAG4df122805 [2024-12-06 00:58:37,003 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/218a3f2cf/69fb0877f30149e8afacec18de8872f0 [2024-12-06 00:58:37,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:58:37,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:58:37,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:37,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:58:37,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:58:37,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d1154ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37, skipping insertion in model container [2024-12-06 00:58:37,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:58:37,110 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c[524,537] [2024-12-06 00:58:37,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:58:37,133 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:58:37,143 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c[524,537] [2024-12-06 00:58:37,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:58:37,161 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:58:37,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37 WrapperNode [2024-12-06 00:58:37,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:37,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:58:37,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:58:37,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:58:37,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,184 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-12-06 00:58:37,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:58:37,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:58:37,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:58:37,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:58:37,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,193 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:58:37,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:58:37,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:58:37,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:58:37,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:37,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:58:37,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:58:37,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:58:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:58:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:58:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:58:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:58:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:58:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:58:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:58:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:58:37,302 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:58:37,303 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:58:37,390 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 00:58:37,390 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:58:37,413 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:58:37,413 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:58:37,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:58:37 BoogieIcfgContainer [2024-12-06 00:58:37,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:58:37,414 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:58:37,414 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:58:37,421 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:58:37,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:58:37" (1/1) ... [2024-12-06 00:58:37,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:58:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:37,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 00:58:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 00:58:37,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:58:37,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:37,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:37,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:58:37,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:58:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 00:58:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 00:58:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:58:37,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:37,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:58:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-12-06 00:58:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-12-06 00:58:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:58:38,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:38,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:38,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 00:58:38,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:38,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:58:40,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:58:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 33 transitions. [2024-12-06 00:58:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-06 00:58:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:58:41,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:41,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 00:58:41,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:58:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:47,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 38 transitions. [2024-12-06 00:58:47,476 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-12-06 00:58:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:58:47,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:47,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:47,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 00:58:47,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 00:58:59,537 WARN L286 SmtUtils]: Spent 7.98s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:59:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 42 transitions. [2024-12-06 00:59:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2024-12-06 00:59:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:59:02,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:02,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:59:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:02,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 00:59:02,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 00:59:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:11,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 46 transitions. [2024-12-06 00:59:11,011 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-12-06 00:59:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:59:11,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:11,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:59:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:11,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-06 00:59:11,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-06 00:59:55,356 WARN L286 SmtUtils]: Spent 7.19s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:00:08,810 WARN L286 SmtUtils]: Spent 12.67s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:00:11,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 50 transitions. [2024-12-06 01:00:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2024-12-06 01:00:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 01:00:11,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:11,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:00:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:11,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 01:00:11,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:11,843 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-06 01:00:18,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:00:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:27,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 54 transitions. [2024-12-06 01:00:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 01:00:27,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 01:00:27,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:27,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:00:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:28,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-06 01:00:28,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:28,540 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 14 proven. 50 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-12-06 01:01:47,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:47,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 58 transitions. [2024-12-06 01:01:47,262 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-12-06 01:01:47,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 01:01:47,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:47,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:01:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:01:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:47,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-06 01:01:47,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:01:48,011 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 16 proven. 65 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-12-06 01:02:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 62 transitions. [2024-12-06 01:02:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-12-06 01:02:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 01:02:27,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:27,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:02:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:02:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:32,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-06 01:02:32,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 47 proven. 95 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-12-06 01:03:13,680 WARN L286 SmtUtils]: Spent 22.18s on a formula simplification that was a NOOP. DAG size: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:03:26,121 WARN L286 SmtUtils]: Spent 11.07s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:03:49,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:03:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:03:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 71 transitions. [2024-12-06 01:03:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2024-12-06 01:03:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:03:49,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:03:49,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:03:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:03:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:50,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-06 01:03:50,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:03:51,174 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 22 proven. 126 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-12-06 01:04:22,626 WARN L286 SmtUtils]: Spent 6.86s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:04:59,920 WARN L286 SmtUtils]: Spent 24.61s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:05:38,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:05:38,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:38,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 44 states and 75 transitions. [2024-12-06 01:05:38,682 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2024-12-06 01:05:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 01:05:38,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:38,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:05:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:05:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:05:48,773 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:05:48,777 INFO L158 Benchmark]: Toolchain (without parser) took 431771.27ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 61.3MB in the end (delta: 55.7MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2024-12-06 01:05:48,777 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:05:48,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 155.60ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.8MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:05:48,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.78ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:05:48,778 INFO L158 Benchmark]: Boogie Preprocessor took 13.30ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.1MB in the end (delta: 550.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:05:48,779 INFO L158 Benchmark]: RCFGBuilder took 214.56ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 92.7MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:05:48,779 INFO L158 Benchmark]: CodeCheck took 431362.38ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 61.3MB in the end (delta: 31.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-12-06 01:05:48,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 155.60ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.8MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.78ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.30ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.1MB in the end (delta: 550.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 214.56ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 92.7MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 431362.38ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 61.3MB in the end (delta: 31.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:05:48,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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 32bit --witnessprinter.graph.data.programhash 772293f211c6e60706a5fda7648c49a0338c33d85350cc06edce04a6f02364fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:05:50,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:05:50,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:05:50,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:05:50,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:05:50,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:05:50,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:05:50,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:05:50,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:05:50,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:05:50,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:05:50,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:05:50,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:05:50,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:05:50,751 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:05:50,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:05:50,752 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:05:50,752 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:50,752 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:05:50,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:05:50,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:05:50,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:05:50,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:05:50,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:05:50,753 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:05:50,753 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:50,753 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:05:50,753 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 772293f211c6e60706a5fda7648c49a0338c33d85350cc06edce04a6f02364fc [2024-12-06 01:05:50,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:05:50,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:05:50,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:05:50,993 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:05:50,993 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:05:50,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-12-06 01:05:53,655 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/bee1f161f/541e8d40e5f04c7cac6b4f4dbfd6fffa/FLAGf2948120c [2024-12-06 01:05:53,801 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:05:53,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-12-06 01:05:53,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/bee1f161f/541e8d40e5f04c7cac6b4f4dbfd6fffa/FLAGf2948120c [2024-12-06 01:05:53,828 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/data/bee1f161f/541e8d40e5f04c7cac6b4f4dbfd6fffa [2024-12-06 01:05:53,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:05:53,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:05:53,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:05:53,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:05:53,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:05:53,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:05:53" (1/1) ... [2024-12-06 01:05:53,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e9fc39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:53, skipping insertion in model container [2024-12-06 01:05:53,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:05:53" (1/1) ... [2024-12-06 01:05:53,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:05:53,991 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c[524,537] [2024-12-06 01:05:54,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:05:54,019 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:05:54,029 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_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c[524,537] [2024-12-06 01:05:54,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:05:54,049 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:05:54,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54 WrapperNode [2024-12-06 01:05:54,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:05:54,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:05:54,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:05:54,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:05:54,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,063 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,077 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-12-06 01:05:54,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:05:54,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:05:54,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:05:54,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:05:54,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,092 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:05:54,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:05:54,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:05:54,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:05:54,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:05:54,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:05:54,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:05:54,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:05:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:05:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:05:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:05:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:05:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:05:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:05:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:05:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:05:54,214 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:05:54,216 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:05:54,452 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 01:05:54,452 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:05:54,480 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:05:54,480 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:05:54,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:05:54 BoogieIcfgContainer [2024-12-06 01:05:54,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:05:54,481 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:05:54,481 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:05:54,488 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:05:54,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:05:54" (1/1) ... [2024-12-06 01:05:54,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:05:54,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:54,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 01:05:54,531 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 01:05:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:05:54,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:54,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:54,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:05:54,537 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:05:54,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:05:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:54,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:05:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:54,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:05:54,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:05:55,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:05:55,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:05:55,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 27 transitions. [2024-12-06 01:05:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 01:05:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:05:55,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:55,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:55,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:05:55,611 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:05:55,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:05:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:55,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:05:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:55,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 01:05:55,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:05:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:05:58,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:06:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 33 transitions. [2024-12-06 01:06:03,886 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-12-06 01:06:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:06:03,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:03,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:03,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:03,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:03,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:06:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:04,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:04,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 01:06:04,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:06:04,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:06:14,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 39 transitions. [2024-12-06 01:06:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 01:06:14,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:06:14,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:14,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:14,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:14,896 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:14,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:06:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:15,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:15,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 01:06:15,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 01:06:18,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:06:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2024-12-06 01:06:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-12-06 01:06:38,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 01:06:38,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:38,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:38,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:38,828 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:38,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:06:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:39,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:39,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 01:06:39,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:47,192 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 01:06:47,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:07:38,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 52 transitions. [2024-12-06 01:07:38,149 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-12-06 01:07:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 01:07:38,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:38,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:38,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:38,152 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:38,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:07:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:38,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:39,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 01:07:39,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 01:07:56,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 01:09:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:41,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 58 transitions. [2024-12-06 01:09:41,552 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2024-12-06 01:09:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 01:09:41,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:41,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:09:41,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:09:41,554 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:09:41,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 01:09:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:42,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:09:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:43,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-06 01:09:43,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:09,228 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 5 proven. 31 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-12-06 01:10:09,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-12-06 01:10:38,297 WARN L286 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:11:03,796 WARN L286 SmtUtils]: Spent 6.61s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:12:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:55,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 64 transitions. [2024-12-06 01:12:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2024-12-06 01:12:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 01:12:55,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:55,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:55,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:55,039 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:55,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 01:12:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:56,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:58,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 01:12:58,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:13:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 22 proven. 42 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-06 01:13:41,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50e9c336-95ba-4dde-a89c-5ea5acfa76fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0