./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.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_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/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_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/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_6c3c692c-d346-4791-aadc-c428d036c979/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 942b28ff7c0583b7db8395d2c315e70afc8fe68ba69d39faf867ac75d7628edb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:31:42,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:31:42,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:31:42,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:31:42,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:31:42,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:31:42,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:31:42,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:31:42,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:31:42,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:31:42,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:31:42,337 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:31:42,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:31:42,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:31:42,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:31:42,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:31:42,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:31:42,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:31:42,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:31:42,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:31:42,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:31:42,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:31:42,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:31:42,339 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_6c3c692c-d346-4791-aadc-c428d036c979/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 -> 942b28ff7c0583b7db8395d2c315e70afc8fe68ba69d39faf867ac75d7628edb [2024-12-06 05:31:42,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:31:42,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:31:42,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:31:42,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:31:42,538 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:31:42,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c [2024-12-06 05:31:45,157 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/data/e44e7512b/46d2bbbabd73431288977d930d86d74c/FLAG96328e097 [2024-12-06 05:31:45,332 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:31:45,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c [2024-12-06 05:31:45,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/data/e44e7512b/46d2bbbabd73431288977d930d86d74c/FLAG96328e097 [2024-12-06 05:31:45,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/data/e44e7512b/46d2bbbabd73431288977d930d86d74c [2024-12-06 05:31:45,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:31:45,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:31:45,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:31:45,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:31:45,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:31:45,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3451b7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45, skipping insertion in model container [2024-12-06 05:31:45,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,722 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:31:45,825 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_6c3c692c-d346-4791-aadc-c428d036c979/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c[588,601] [2024-12-06 05:31:45,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:31:45,854 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:31:45,863 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_6c3c692c-d346-4791-aadc-c428d036c979/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c[588,601] [2024-12-06 05:31:45,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:31:45,885 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:31:45,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45 WrapperNode [2024-12-06 05:31:45,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:31:45,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:31:45,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:31:45,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:31:45,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,914 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2024-12-06 05:31:45,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:31:45,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:31:45,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:31:45,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:31:45,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,923 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,927 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:31:45,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:31:45,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:31:45,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:31:45,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:45" (1/1) ... [2024-12-06 05:31:45,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:31:45,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:31:45,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:31:45,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:31:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:31:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:31:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:31:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:31:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:31:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:31:46,021 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:31:46,022 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:31:46,127 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 05:31:46,127 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:31:46,159 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:31:46,159 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:31:46,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:46 BoogieIcfgContainer [2024-12-06 05:31:46,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:31:46,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:31:46,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:31:46,170 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:31:46,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:46" (1/1) ... [2024-12-06 05:31:46,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:31:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2024-12-06 05:31:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2024-12-06 05:31:46,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:31:46,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:46,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:46,478 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 05:31:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 44 transitions. [2024-12-06 05:31:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2024-12-06 05:31:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:31:46,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:46,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:31:46,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:46,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:31:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 49 transitions. [2024-12-06 05:31:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2024-12-06 05:31:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:31:46,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:46,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:46,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:31:46,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:46,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:31:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 29 states and 57 transitions. [2024-12-06 05:31:47,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2024-12-06 05:31:47,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:31:47,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:47,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:47,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:31:47,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:31:47,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:47,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 31 states and 62 transitions. [2024-12-06 05:31:47,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 62 transitions. [2024-12-06 05:31:47,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:31:47,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:47,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:47,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:31:47,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 05:31:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 32 states and 65 transitions. [2024-12-06 05:31:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 65 transitions. [2024-12-06 05:31:47,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:31:47,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:47,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:47,858 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 05:31:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:48,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 38 states and 80 transitions. [2024-12-06 05:31:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 80 transitions. [2024-12-06 05:31:48,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:31:48,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:48,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 05:31:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 39 states and 81 transitions. [2024-12-06 05:31:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 81 transitions. [2024-12-06 05:31:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:31:48,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:48,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:48,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 05:31:48,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:48,780 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 11 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 05:31:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 40 states and 78 transitions. [2024-12-06 05:31:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2024-12-06 05:31:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 05:31:49,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:49,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:49,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 05:31:49,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 05:31:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 41 states and 80 transitions. [2024-12-06 05:31:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2024-12-06 05:31:50,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:31:50,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:50,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:50,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 05:31:50,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 15 proven. 26 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-06 05:31:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 82 transitions. [2024-12-06 05:31:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2024-12-06 05:31:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:31:50,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:50,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 05:31:50,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:50,887 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-06 05:31:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 43 states and 85 transitions. [2024-12-06 05:31:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2024-12-06 05:31:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 05:31:51,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-12-06 05:31:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:51,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 43 states and 84 transitions. [2024-12-06 05:31:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2024-12-06 05:31:51,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 05:31:51,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:51,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-12-06 05:31:51,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 45 states and 87 transitions. [2024-12-06 05:31:51,556 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2024-12-06 05:31:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 05:31:51,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:51,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:51,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 05:31:51,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-06 05:31:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 115 transitions. [2024-12-06 05:31:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2024-12-06 05:31:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 05:31:52,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:52,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:52,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 05:31:52,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:53,275 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-06 05:31:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 61 states and 120 transitions. [2024-12-06 05:31:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2024-12-06 05:31:53,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 05:31:53,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:53,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:53,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:31:53,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:54,040 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-06 05:31:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 62 states and 123 transitions. [2024-12-06 05:31:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2024-12-06 05:31:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 05:31:54,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:54,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:54,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 05:31:54,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-06 05:31:55,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:55,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 65 states and 130 transitions. [2024-12-06 05:31:55,176 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:31:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 05:31:55,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:55,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:55,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:31:55,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:55,310 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-06 05:31:55,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 67 states and 134 transitions. [2024-12-06 05:31:55,442 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 134 transitions. [2024-12-06 05:31:55,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 05:31:55,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:55,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:55,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 05:31:55,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:55,697 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 25 proven. 51 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-06 05:31:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 68 states and 136 transitions. [2024-12-06 05:31:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 136 transitions. [2024-12-06 05:31:56,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 05:31:56,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:56,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-12-06 05:31:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 69 states and 137 transitions. [2024-12-06 05:31:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2024-12-06 05:31:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 05:31:56,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:56,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:56,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 05:31:56,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:56,745 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 27 proven. 56 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-12-06 05:31:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 70 states and 141 transitions. [2024-12-06 05:31:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 141 transitions. [2024-12-06 05:31:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 05:31:56,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:56,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-12-06 05:31:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:57,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 144 transitions. [2024-12-06 05:31:57,795 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 144 transitions. [2024-12-06 05:31:57,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 05:31:57,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:57,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-12-06 05:31:58,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:58,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 72 states and 142 transitions. [2024-12-06 05:31:58,091 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2024-12-06 05:31:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 05:31:58,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:58,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:58,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:31:58,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:58,373 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 32 proven. 18 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-06 05:31:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 75 states and 148 transitions. [2024-12-06 05:31:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2024-12-06 05:31:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 05:31:59,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:59,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:59,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 05:31:59,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 32 proven. 24 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-06 05:32:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:00,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 77 states and 152 transitions. [2024-12-06 05:32:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 152 transitions. [2024-12-06 05:32:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 05:32:00,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:00,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:01,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 05:32:01,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 33 proven. 67 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-06 05:32:01,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 78 states and 154 transitions. [2024-12-06 05:32:01,987 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2024-12-06 05:32:01,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 05:32:01,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:01,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:02,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 05:32:02,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 33 proven. 76 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-06 05:32:03,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 79 states and 156 transitions. [2024-12-06 05:32:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 156 transitions. [2024-12-06 05:32:03,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 05:32:03,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:03,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:03,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 05:32:03,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:03,647 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 36 proven. 18 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-06 05:32:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 80 states and 158 transitions. [2024-12-06 05:32:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2024-12-06 05:32:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 05:32:04,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:04,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:04,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 05:32:04,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 35 proven. 82 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-06 05:32:05,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:05,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 81 states and 160 transitions. [2024-12-06 05:32:05,355 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2024-12-06 05:32:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-06 05:32:05,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:05,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:05,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 05:32:05,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 38 proven. 33 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-06 05:32:06,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:06,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 82 states and 164 transitions. [2024-12-06 05:32:06,040 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 164 transitions. [2024-12-06 05:32:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-06 05:32:06,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:06,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-06 05:32:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 93 states and 186 transitions. [2024-12-06 05:32:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 186 transitions. [2024-12-06 05:32:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-06 05:32:07,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:07,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 724 trivial. 0 not checked. [2024-12-06 05:32:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 93 states and 185 transitions. [2024-12-06 05:32:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2024-12-06 05:32:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 05:32:08,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:08,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:08,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:32:08,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:08,677 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 42 proven. 36 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-06 05:32:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:10,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 52 states and 90 transitions. [2024-12-06 05:32:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2024-12-06 05:32:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 05:32:10,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:10,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:10,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-06 05:32:10,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 43 proven. 100 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-06 05:32:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:11,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 52 states and 89 transitions. [2024-12-06 05:32:11,471 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2024-12-06 05:32:11,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:32:11,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:11,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:11,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-06 05:32:11,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 45 proven. 103 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-12-06 05:32:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:12,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 45 states and 79 transitions. [2024-12-06 05:32:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2024-12-06 05:32:12,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:32:12,918 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 36 iterations. [2024-12-06 05:32:12,925 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point L33-2(lines 33 46) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~y~0#1| 37)) (.cse0 (= 19 |ULTIMATE.start_main_~y~0#1|))) (or (not (= |ULTIMATE.start_main_~z~0#1| (+ 6 (* 6 |ULTIMATE.start_main_~n~0#1|)))) (and (<= 1 |ULTIMATE.start_main_~a~0#1|) (= |ULTIMATE.start_main_~z~0#1| 18)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_main_~a~0#1| 1)) (and (not (= |ULTIMATE.start_main_~x~0#1| 8)) .cse0) (= 2 |ULTIMATE.start_main_~a~0#1|) (and (not (= |ULTIMATE.start_main_~x~0#1| 27)) .cse1) (and (not (and (= 3 |ULTIMATE.start_main_~n~0#1|) .cse1)) (not (and (= 2 |ULTIMATE.start_main_~n~0#1|) .cse0))))) [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point L33-3(lines 33 46) the Hoare annotation is: (let ((.cse0 (= 2 |ULTIMATE.start_main_~a~0#1|)) (.cse2 (= |ULTIMATE.start_main_~z~0#1| 18)) (.cse1 (= |ULTIMATE.start_main_~a~0#1| 0))) (or (not (= |ULTIMATE.start_main_~z~0#1| (+ 6 (* 6 |ULTIMATE.start_main_~n~0#1|)))) (and .cse0 (= |ULTIMATE.start_main_~y~0#1| 37)) (and (= 7 |ULTIMATE.start_main_~y~0#1|) .cse1) (and (= 19 |ULTIMATE.start_main_~y~0#1|) .cse2) (and (not (and (= |ULTIMATE.start_main_~z~0#1| 24) .cse0)) (not (and (= |ULTIMATE.start_main_~a~0#1| 1) .cse2)) (not (and (= |ULTIMATE.start_main_~z~0#1| 12) (= |ULTIMATE.start_main_~x~0#1| 1) .cse1))))) [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point L52(line 52) the Hoare annotation is: true [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-12-06 05:32:14,503 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:32:14,504 INFO L77 FloydHoareUtils]: At program point L38(lines 33 46) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_main_~z~0#1| 24)) (.cse1 (= |ULTIMATE.start_main_~z~0#1| 18))) (or (not (= |ULTIMATE.start_main_~z~0#1| (+ 6 (* 6 |ULTIMATE.start_main_~n~0#1|)))) (and (= 7 |ULTIMATE.start_main_~y~0#1|) (= |ULTIMATE.start_main_~n~0#1| 1)) (let ((.cse0 (<= 0 |ULTIMATE.start_main_~a~0#1|))) (and (not (and (<= |ULTIMATE.start_main_~a~0#1| 2) (= |ULTIMATE.start_main_~z~0#1| 12) (= |ULTIMATE.start_main_~x~0#1| 1) .cse0)) (not (and (<= 1 |ULTIMATE.start_main_~a~0#1|) .cse1)) (not (and .cse2 (= 2 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~n~0#1| 0) .cse0)))) (and (= |ULTIMATE.start_main_~y~0#1| 1) (= 6 |ULTIMATE.start_main_~z~0#1|)) (and .cse2 (= |ULTIMATE.start_main_~y~0#1| 37)) (and (= 19 |ULTIMATE.start_main_~y~0#1|) .cse1))) [2024-12-06 05:32:14,504 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~x~0#1| 27))) (or (and (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_main_~a~0#1| 1)) .cse0) (= |ULTIMATE.start_main_~z~0#1| (+ 6 (* 6 |ULTIMATE.start_main_~n~0#1|))) (and (not (and (= 7 |ULTIMATE.start_main_~y~0#1|) (= |ULTIMATE.start_main_~z~0#1| 12) (= |ULTIMATE.start_main_~x~0#1| 1))) (not (and (= |ULTIMATE.start_main_~x~0#1| 8) (= 19 |ULTIMATE.start_main_~y~0#1|) (= |ULTIMATE.start_main_~z~0#1| 18))) (not (and (= |ULTIMATE.start_main_~z~0#1| 24) (= |ULTIMATE.start_main_~y~0#1| 37) .cse0))))) [2024-12-06 05:32:14,504 INFO L77 FloydHoareUtils]: At program point L34(line 34) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~n~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~n~0#1| 1)) (.cse2 (= 19 |ULTIMATE.start_main_~y~0#1|)) (.cse3 (= |ULTIMATE.start_main_~y~0#1| 37))) (or (and (not (= |ULTIMATE.start_main_~x~0#1| 0)) .cse0) (and (not (= |ULTIMATE.start_main_~x~0#1| 1)) .cse1) (= |ULTIMATE.start_main_~z~0#1| (+ 6 (* 6 |ULTIMATE.start_main_~n~0#1|))) (and (not (= |ULTIMATE.start_main_~x~0#1| 8)) .cse2) (and (not (and (= |ULTIMATE.start_main_~y~0#1| 1) .cse0)) (not (and (= 7 |ULTIMATE.start_main_~y~0#1|) .cse1)) (not (and (= 3 |ULTIMATE.start_main_~n~0#1|) .cse3)) (not (and (= 2 |ULTIMATE.start_main_~n~0#1|) .cse2))) (and (not (= |ULTIMATE.start_main_~x~0#1| 27)) .cse3))) [2024-12-06 05:32:14,504 INFO L77 FloydHoareUtils]: At program point L53(line 53) the Hoare annotation is: true [2024-12-06 05:32:14,504 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: true [2024-12-06 05:32:14,504 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~z~0#1| 18)) (.cse2 (= |ULTIMATE.start_main_~y~0#1| 37)) (.cse0 (= 19 |ULTIMATE.start_main_~y~0#1|))) (or (not (= |ULTIMATE.start_main_~z~0#1| (+ 6 (* 6 |ULTIMATE.start_main_~n~0#1|)))) (and (not (and .cse0 .cse1)) (not (and (= |ULTIMATE.start_main_~y~0#1| 1) (= 6 |ULTIMATE.start_main_~z~0#1|))) (not (and (= |ULTIMATE.start_main_~z~0#1| 24) .cse2))) (and (not (= 2 |ULTIMATE.start_main_~a~0#1|)) .cse2) (and (= |ULTIMATE.start_main_~x~0#1| 8) .cse1) (and .cse2 (= |ULTIMATE.start_main_~x~0#1| 27)) (and (= |ULTIMATE.start_main_~n~0#1| 0) (= |ULTIMATE.start_main_~x~0#1| 0)) (and (< |ULTIMATE.start_main_~a~0#1| 1) .cse0) (< |ULTIMATE.start_main_~a~0#1| 0))) [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: true [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-12-06 05:32:14,505 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-12-06 05:32:14,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:32:14 ImpRootNode [2024-12-06 05:32:14,521 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:32:14,521 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:32:14,521 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:32:14,521 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:32:14,522 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:46" (3/4) ... [2024-12-06 05:32:14,524 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:32:14,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 05:32:14,528 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-06 05:32:14,528 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 05:32:14,528 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:32:14,528 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:32:14,579 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:32:14,579 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:32:14,579 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:32:14,580 INFO L158 Benchmark]: Toolchain (without parser) took 28871.36ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 92.5MB in the beginning and 184.2MB in the end (delta: -91.7MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-12-06 05:32:14,580 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:32:14,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.63ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.7MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:32:14,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.77ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:32:14,581 INFO L158 Benchmark]: Boogie Preprocessor took 14.70ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.8MB in the end (delta: 757.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:32:14,581 INFO L158 Benchmark]: RCFGBuilder took 229.92ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 65.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:32:14,581 INFO L158 Benchmark]: CodeCheck took 28360.29ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 65.6MB in the beginning and 189.3MB in the end (delta: -123.8MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-12-06 05:32:14,581 INFO L158 Benchmark]: Witness Printer took 58.11ms. Allocated memory is still 293.6MB. Free memory was 189.3MB in the beginning and 184.2MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:32:14,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.7s, OverallIterations: 36, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1746 SdHoareTripleChecker+Valid, 30.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 257 mSDsluCounter, 1239 SdHoareTripleChecker+Invalid, 26.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 116 mSDsCounter, 7238 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17759 IncrementalHoareTripleChecker+Invalid, 24997 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7238 mSolverCounterUnsat, 1123 mSDtfsCounter, 17759 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18518 GetRequests, 17613 SyntacticMatches, 555 SemanticMatches, 350 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103787 ImplicationChecksByTransitivity, 19.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 2382 NumberOfCodeBlocks, 2382 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 2347 ConstructedInterpolants, 0 QuantifiedInterpolants, 7644 SizeOfPredicates, 41 NumberOfNonLiveVariables, 4229 ConjunctsInSsa, 588 ConjunctsInUnsatCore, 35 InterpolantComputations, 6 PerfectInterpolantSequences, 12699/13627 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((z != (6 + ((__int128) 6 * n))) || ((1 <= a) && (z == 18))) || (n < (a + 1))) || ((x != 8) && (19 == y))) || (2 == a)) || ((x != 27) && (y == 37))) || (!((3 == n) && (y == 37)) && !((2 == n) && (19 == y)))) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.63ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.7MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.77ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.70ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.8MB in the end (delta: 757.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 229.92ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 65.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 28360.29ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 65.6MB in the beginning and 189.3MB in the end (delta: -123.8MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. * Witness Printer took 58.11ms. Allocated memory is still 293.6MB. Free memory was 189.3MB in the beginning and 184.2MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:32:14,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3c692c-d346-4791-aadc-c428d036c979/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 Writing output log to file Ultimate.log Result: TRUE