./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk --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 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:53:45,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:53:45,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:53:45,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:53:45,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:53:45,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:53:45,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:53:45,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:53:45,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:53:45,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:53:45,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:53:45,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:53:45,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:53:45,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:53:45,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:53:45,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:53:45,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:53:45,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:53:45,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:53:45,742 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:53:45,742 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:53:45,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:53:45,746 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:53:45,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:53:45,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:53:45,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:53:45,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:53:45,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:53:45,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:53:45,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:53:45,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:53:45,749 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:53:45,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:53:45,754 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 [2024-11-09 00:53:46,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:53:46,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:53:46,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:53:46,045 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:53:46,046 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:53:46,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-09 00:53:48,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:53:48,397 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:53:48,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c [2024-11-09 00:53:48,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data/675c6a4a1/773d788e6c744b9fa7fa49045e5f1333/FLAGde41e87c6 [2024-11-09 00:53:48,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data/675c6a4a1/773d788e6c744b9fa7fa49045e5f1333 [2024-11-09 00:53:48,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:53:48,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:53:48,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:53:48,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:53:48,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:53:48,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181889e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48, skipping insertion in model container [2024-11-09 00:53:48,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,475 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:53:48,705 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_4add0995-5a9b-493d-ad37-a83dedd44b87/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2024-11-09 00:53:48,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:53:48,745 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:53:48,757 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_4add0995-5a9b-493d-ad37-a83dedd44b87/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2024-11-09 00:53:48,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:53:48,795 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:53:48,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48 WrapperNode [2024-11-09 00:53:48,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:53:48,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:53:48,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:53:48,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:53:48,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,828 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-09 00:53:48,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:53:48,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:53:48,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:53:48,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:53:48,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,853 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:53:48,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:53:48,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:53:48,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:53:48,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:48" (1/1) ... [2024-11-09 00:53:48,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:53:48,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:53:48,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:53:48,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:53:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:53:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:53:48,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:53:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:53:48,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:53:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:53:49,010 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:53:49,012 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:53:49,181 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:53:49,182 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:53:49,253 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:53:49,257 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:53:49,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:53:49 BoogieIcfgContainer [2024-11-09 00:53:49,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:53:49,259 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:53:49,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:53:49,273 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:53:49,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:53:49" (1/1) ... [2024-11-09 00:53:49,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:53:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-09 00:53:49,357 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-09 00:53:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:53:49,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:49,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 00:53:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 00:53:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:53:49,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:49,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:49,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 00:53:49,790 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 00:53:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:53:49,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:49,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:49,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:53:49,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-09 00:53:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-09 00:53:50,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:50,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:50,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:50,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-09 00:53:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-09 00:53:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:53:51,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:51,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:52,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-09 00:53:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:52,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:53:52,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:52,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:52,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:53:52,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2024-11-09 00:53:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-09 00:53:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:53:53,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:53,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:53,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:53:53,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:53:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-11-09 00:53:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-09 00:53:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:53:53,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:53,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:54,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:53:54,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:53:54,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2024-11-09 00:53:54,328 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2024-11-09 00:53:54,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:53:54,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:54,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:53:55,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2024-11-09 00:53:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2024-11-09 00:53:55,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:53:55,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:55,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:55,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:53:55,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2024-11-09 00:53:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2024-11-09 00:53:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:53:56,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:56,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:56,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:53:56,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:54:10,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:54:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2024-11-09 00:54:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2024-11-09 00:54:11,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:54:11,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:11,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:54:11,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:11,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2024-11-09 00:54:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2024-11-09 00:54:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:54:11,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:11,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:11,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:54:11,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:11,561 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-11-09 00:54:12,183 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-09 00:54:12,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:54:12,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:12,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:54:12,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 58 states and 119 transitions. [2024-11-09 00:54:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 119 transitions. [2024-11-09 00:54:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:54:15,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:15,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:15,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:54:15,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:16,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 61 states and 124 transitions. [2024-11-09 00:54:16,262 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2024-11-09 00:54:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:16,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:16,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:16,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:54:16,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:17,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:17,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 65 states and 136 transitions. [2024-11-09 00:54:17,856 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 136 transitions. [2024-11-09 00:54:17,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:17,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:17,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:17,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:54:17,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:54:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 67 states and 137 transitions. [2024-11-09 00:54:18,690 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 137 transitions. [2024-11-09 00:54:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:18,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:18,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:18,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:54:18,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:18,845 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 70 states and 140 transitions. [2024-11-09 00:54:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2024-11-09 00:54:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:19,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:19,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:20,093 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:21,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 164 transitions. [2024-11-09 00:54:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 164 transitions. [2024-11-09 00:54:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:21,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:21,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:21,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:54:21,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 77 states and 167 transitions. [2024-11-09 00:54:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2024-11-09 00:54:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:22,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:22,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 77 states and 166 transitions. [2024-11-09 00:54:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 166 transitions. [2024-11-09 00:54:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:54:23,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:23,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 77 states and 165 transitions. [2024-11-09 00:54:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 165 transitions. [2024-11-09 00:54:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:54:23,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:23,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:23,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:54:23,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:24,176 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:28,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 87 states and 197 transitions. [2024-11-09 00:54:28,019 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 197 transitions. [2024-11-09 00:54:28,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:54:28,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:28,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:28,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:54:28,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:28,140 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 90 states and 200 transitions. [2024-11-09 00:54:29,281 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 200 transitions. [2024-11-09 00:54:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:54:29,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:29,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:29,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 00:54:29,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:54:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 91 states and 203 transitions. [2024-11-09 00:54:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 203 transitions. [2024-11-09 00:54:30,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:54:30,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:30,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:30,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:54:30,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:30,276 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:31,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 94 states and 207 transitions. [2024-11-09 00:54:31,540 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 207 transitions. [2024-11-09 00:54:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:54:31,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:31,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:31,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:54:31,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:31,672 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:32,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 96 states and 209 transitions. [2024-11-09 00:54:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 209 transitions. [2024-11-09 00:54:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:32,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:32,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:32,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:54:32,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:34,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:34,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 100 states and 222 transitions. [2024-11-09 00:54:34,879 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 222 transitions. [2024-11-09 00:54:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:34,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:34,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:35,297 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 104 states and 253 transitions. [2024-11-09 00:54:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 253 transitions. [2024-11-09 00:54:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:37,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:37,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:37,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:54:37,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:54:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 107 states and 257 transitions. [2024-11-09 00:54:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 257 transitions. [2024-11-09 00:54:40,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:40,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:40,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:40,716 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 107 states and 256 transitions. [2024-11-09 00:54:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 256 transitions. [2024-11-09 00:54:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:41,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:41,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:41,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:54:41,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:42,000 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:54:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 109 states and 257 transitions. [2024-11-09 00:54:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 257 transitions. [2024-11-09 00:54:43,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:43,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:43,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:43,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 00:54:43,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:43,636 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:54:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 112 states and 260 transitions. [2024-11-09 00:54:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 260 transitions. [2024-11-09 00:54:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:45,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:45,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:45,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:45,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:54:45,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:45,568 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 115 states and 263 transitions. [2024-11-09 00:54:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 263 transitions. [2024-11-09 00:54:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:47,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:47,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 115 states and 262 transitions. [2024-11-09 00:54:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 262 transitions. [2024-11-09 00:54:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:47,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 115 states and 261 transitions. [2024-11-09 00:54:48,339 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 261 transitions. [2024-11-09 00:54:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:54:48,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:48,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:48,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:54:48,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:49,015 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:54:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 125 states and 299 transitions. [2024-11-09 00:54:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 299 transitions. [2024-11-09 00:54:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:54:55,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:55,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:55,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:54:55,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:55,287 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:54:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 130 states and 304 transitions. [2024-11-09 00:54:57,873 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 304 transitions. [2024-11-09 00:54:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:54:57,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:57,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:57,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:54:57,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:54:58,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:58,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 131 states and 306 transitions. [2024-11-09 00:54:58,763 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 306 transitions. [2024-11-09 00:54:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:54:58,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:58,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:58,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:54:58,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:54:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 132 states and 309 transitions. [2024-11-09 00:54:59,654 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 309 transitions. [2024-11-09 00:54:59,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:54:59,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:59,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:59,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:54:59,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:55:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 135 states and 312 transitions. [2024-11-09 00:55:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 312 transitions. [2024-11-09 00:55:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:55:01,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:01,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:01,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:55:01,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 21 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:55:02,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:02,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 138 states and 315 transitions. [2024-11-09 00:55:02,514 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 315 transitions. [2024-11-09 00:55:02,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:55:02,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:02,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:02,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 00:55:02,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:55:03,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:03,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 140 states and 316 transitions. [2024-11-09 00:55:03,346 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 316 transitions. [2024-11-09 00:55:03,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:03,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:03,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:55:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 144 states and 352 transitions. [2024-11-09 00:55:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 352 transitions. [2024-11-09 00:55:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:06,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:06,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:07,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:55:07,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:07,879 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:55:10,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:10,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 148 states and 369 transitions. [2024-11-09 00:55:10,663 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 369 transitions. [2024-11-09 00:55:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:10,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:10,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:10,764 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:55:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 148 states and 368 transitions. [2024-11-09 00:55:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 368 transitions. [2024-11-09 00:55:11,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:11,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:11,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:11,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:55:11,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:11,994 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:55:13,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 151 states and 371 transitions. [2024-11-09 00:55:13,839 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 371 transitions. [2024-11-09 00:55:13,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:13,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:13,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:14,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 00:55:14,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:55:16,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 154 states and 374 transitions. [2024-11-09 00:55:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 374 transitions. [2024-11-09 00:55:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:16,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:16,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:17,016 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:55:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 154 states and 373 transitions. [2024-11-09 00:55:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 373 transitions. [2024-11-09 00:55:17,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:17,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:17,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:22,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:55:22,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:22,600 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 23 proven. 60 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:55:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 157 states and 377 transitions. [2024-11-09 00:55:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 377 transitions. [2024-11-09 00:55:25,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:25,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:25,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:55:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 157 states and 376 transitions. [2024-11-09 00:55:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 376 transitions. [2024-11-09 00:55:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:26,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:26,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:26,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:55:26,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:26,626 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:55:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:28,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 159 states and 377 transitions. [2024-11-09 00:55:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 377 transitions. [2024-11-09 00:55:28,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:28,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:28,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:28,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-09 00:55:28,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 19 proven. 64 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:55:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 162 states and 380 transitions. [2024-11-09 00:55:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 380 transitions. [2024-11-09 00:55:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:31,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:31,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:55:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 162 states and 379 transitions. [2024-11-09 00:55:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 379 transitions. [2024-11-09 00:55:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:31,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:31,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:32,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:55:32,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:55:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 172 states and 422 transitions. [2024-11-09 00:55:41,475 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 422 transitions. [2024-11-09 00:55:41,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:41,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:41,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:41,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:55:41,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:55:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 175 states and 426 transitions. [2024-11-09 00:55:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 426 transitions. [2024-11-09 00:55:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:43,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:43,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:43,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:55:43,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-09 00:55:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 176 states and 428 transitions. [2024-11-09 00:55:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 428 transitions. [2024-11-09 00:55:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:44,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:44,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:44,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:55:44,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-09 00:55:46,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 179 states and 431 transitions. [2024-11-09 00:55:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 431 transitions. [2024-11-09 00:55:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:46,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:46,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:46,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:55:46,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-09 00:55:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:47,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 180 states and 433 transitions. [2024-11-09 00:55:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 433 transitions. [2024-11-09 00:55:47,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:47,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:47,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:47,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:55:47,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:55:48,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:48,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 181 states and 436 transitions. [2024-11-09 00:55:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 436 transitions. [2024-11-09 00:55:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:48,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:48,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:48,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-09 00:55:48,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 28 proven. 48 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 00:55:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 184 states and 439 transitions. [2024-11-09 00:55:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 439 transitions. [2024-11-09 00:55:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:52,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:52,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:53,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-09 00:55:53,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:53,530 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 25 proven. 51 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 00:55:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 187 states and 442 transitions. [2024-11-09 00:55:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 442 transitions. [2024-11-09 00:55:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:54,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:54,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:54,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:55:54,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:55:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:55,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 189 states and 443 transitions. [2024-11-09 00:55:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 443 transitions. [2024-11-09 00:55:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:55,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:55,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:55,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:55:55,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:55,618 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:55:57,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:57,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 191 states and 444 transitions. [2024-11-09 00:55:57,094 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 444 transitions. [2024-11-09 00:55:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:57,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:57,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:57,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:55:57,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:57,253 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:55:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 193 states and 445 transitions. [2024-11-09 00:55:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 445 transitions. [2024-11-09 00:55:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:55:58,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:58,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:56:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:56:08,971 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) [2024-11-09 00:56:08,975 INFO L158 Benchmark]: Toolchain (without parser) took 140547.90ms. Allocated memory was 102.8MB in the beginning and 906.0MB in the end (delta: 803.2MB). Free memory was 54.1MB in the beginning and 619.6MB in the end (delta: -565.5MB). Peak memory consumption was 239.4MB. Max. memory is 16.1GB. [2024-11-09 00:56:08,975 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:56:08,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.28ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 53.9MB in the beginning and 117.1MB in the end (delta: -63.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-09 00:56:08,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.54ms. Allocated memory is still 144.7MB. Free memory was 117.1MB in the beginning and 115.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:56:08,977 INFO L158 Benchmark]: Boogie Preprocessor took 23.95ms. Allocated memory is still 144.7MB. Free memory was 115.7MB in the beginning and 114.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:56:08,978 INFO L158 Benchmark]: RCFGBuilder took 404.43ms. Allocated memory is still 144.7MB. Free memory was 114.4MB in the beginning and 101.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:56:08,978 INFO L158 Benchmark]: CodeCheck took 139714.43ms. Allocated memory was 144.7MB in the beginning and 906.0MB in the end (delta: 761.3MB). Free memory was 101.8MB in the beginning and 619.6MB in the end (delta: -517.8MB). Peak memory consumption was 244.5MB. Max. memory is 16.1GB. [2024-11-09 00:56:08,981 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 0.33ms. Allocated memory is still 102.8MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.28ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 53.9MB in the beginning and 117.1MB in the end (delta: -63.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.54ms. Allocated memory is still 144.7MB. Free memory was 117.1MB in the beginning and 115.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.95ms. Allocated memory is still 144.7MB. Free memory was 115.7MB in the beginning and 114.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 404.43ms. Allocated memory is still 144.7MB. Free memory was 114.4MB in the beginning and 101.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 139714.43ms. Allocated memory was 144.7MB in the beginning and 906.0MB in the end (delta: 761.3MB). Free memory was 101.8MB in the beginning and 619.6MB in the end (delta: -517.8MB). Peak memory consumption was 244.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:56:09,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk --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 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:56:11,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:56:11,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:56:11,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:56:11,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:56:11,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:56:11,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:56:11,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:56:11,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:56:11,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:56:11,660 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:56:11,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:56:11,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:56:11,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:56:11,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:56:11,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:56:11,662 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:56:11,663 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:56:11,663 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:56:11,663 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:56:11,664 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:56:11,668 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:56:11,668 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:56:11,669 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:56:11,669 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:56:11,669 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:56:11,669 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:11,670 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:56:11,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:56:11,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:11,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:56:11,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:56:11,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:56:11,671 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:56:11,672 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:11,672 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:56:11,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 [2024-11-09 00:56:12,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:56:12,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:56:12,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:56:12,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:56:12,137 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:56:12,138 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-09 00:56:14,384 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:56:14,623 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:56:14,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c [2024-11-09 00:56:14,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data/79e8ed242/b6322eb1d0e84287b4d1dffe08e8d110/FLAGf4d1392c7 [2024-11-09 00:56:14,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/data/79e8ed242/b6322eb1d0e84287b4d1dffe08e8d110 [2024-11-09 00:56:14,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:56:14,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:56:14,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:14,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:56:14,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:56:14,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:14,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8e728e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14, skipping insertion in model container [2024-11-09 00:56:14,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:14,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:56:14,891 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_4add0995-5a9b-493d-ad37-a83dedd44b87/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2024-11-09 00:56:14,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:14,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:56:14,944 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_4add0995-5a9b-493d-ad37-a83dedd44b87/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2024-11-09 00:56:14,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:14,973 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:56:14,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14 WrapperNode [2024-11-09 00:56:14,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:14,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:14,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:56:14,975 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:56:14,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:14,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,010 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2024-11-09 00:56:15,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:15,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:56:15,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:56:15,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:56:15,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:56:15,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:56:15,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:56:15,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:56:15,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:14" (1/1) ... [2024-11-09 00:56:15,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:15,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:56:15,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:56:15,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:56:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:56:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:56:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:56:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:56:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:56:15,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:56:15,238 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:56:15,244 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:56:15,908 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:56:15,908 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:56:16,006 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:56:16,006 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:56:16,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:16 BoogieIcfgContainer [2024-11-09 00:56:16,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:56:16,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:56:16,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:56:16,020 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:56:16,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:16" (1/1) ... [2024-11-09 00:56:16,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:56:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:16,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-09 00:56:16,108 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-09 00:56:16,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:56:16,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:16,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:16,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:16,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:16,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:56:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:16,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:16,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:56:16,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:16,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:16,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:56:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 00:56:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 00:56:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:56:16,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:16,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:16,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:16,511 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:16,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:56:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:17,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:17,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:56:17,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:17,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:56:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 00:56:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 00:56:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:56:17,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:17,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:17,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:17,690 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:17,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:56:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:18,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:18,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:56:18,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:19,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-09 00:56:22,622 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-09 00:56:22,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:22,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:22,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:22,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:22,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:22,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:56:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:23,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:23,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:56:23,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:47,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:57:27,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:57:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-11-09 00:57:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-11-09 00:57:30,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:57:30,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:30,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:30,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:30,156 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:30,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:57:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,367 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:57:31,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:57:35,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:57:52,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:00:01,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:00:05,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:00:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:17,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2024-11-09 01:00:17,121 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-11-09 01:00:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 01:00:17,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:17,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:17,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:17,127 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:17,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 01:00:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:18,148 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:18,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:00:18,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:20,013 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:00:20,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:28,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:01:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2024-11-09 01:01:47,921 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2024-11-09 01:01:47,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 01:01:47,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:47,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:47,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:47,927 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:47,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 01:01:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:48,460 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:48,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:48,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:52,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 01:03:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 83 transitions. [2024-11-09 01:03:32,968 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 83 transitions. [2024-11-09 01:03:32,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:03:32,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:32,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:32,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:32,974 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:32,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 01:03:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:35,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:03:35,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:36,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 01:04:57,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:05:25,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:05:25,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 44 states and 94 transitions. [2024-11-09 01:05:25,905 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2024-11-09 01:05:25,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:05:25,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:05:25,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:05:25,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:05:25,908 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:05:25,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 01:05:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:05:27,337 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:05:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:05:28,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 01:05:28,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:05:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 01:05:28,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 01:06:42,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:06:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:06:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 47 states and 97 transitions. [2024-11-09 01:06:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 97 transitions. [2024-11-09 01:06:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:06:53,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:06:53,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:06:53,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:06:53,533 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:06:53,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 01:06:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:06:54,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:06:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:06:55,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:06:55,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:07:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:07:05,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 01:08:08,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:08:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:08:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 55 states and 130 transitions. [2024-11-09 01:08:25,997 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 130 transitions. [2024-11-09 01:08:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:08:25,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:08:25,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:08:25,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:08:26,004 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:08:26,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 01:08:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:08:27,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:08:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:08:28,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:08:28,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:08:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:08:29,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4add0995-5a9b-493d-ad37-a83dedd44b87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0