./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/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_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/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_0b9916e8-cd58-4793-b2ae-e837137c5b2a/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 5d6ad2c11d3a75b8845224ed23d407062e615cc5bd2b5ad3e6646436a3e13805 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:59,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:59,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:21:59,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:21:59,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:21:59,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:59,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:59,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:59,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:59,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:59,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:59,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:59,840 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:59,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:21:59,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:59,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:59,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:59,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:59,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:59,843 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:59,844 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:59,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:59,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:59,849 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:59,850 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:59,850 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:59,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:59,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:59,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:59,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:59,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:59,852 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:21:59,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:21:59,856 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_0b9916e8-cd58-4793-b2ae-e837137c5b2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d6ad2c11d3a75b8845224ed23d407062e615cc5bd2b5ad3e6646436a3e13805 [2024-11-08 23:22:00,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:22:00,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:22:00,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:22:00,194 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:22:00,195 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:22:00,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound10.i Unable to find full path for "g++" [2024-11-08 23:22:02,318 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:22:02,539 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:22:02,540 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound10.i [2024-11-08 23:22:02,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/data/7b9614c31/e6fd0878f19941f98aad98c0088d6e4a/FLAG680fdf575 [2024-11-08 23:22:02,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/data/7b9614c31/e6fd0878f19941f98aad98c0088d6e4a [2024-11-08 23:22:02,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:22:02,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:22:02,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:22:02,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:22:02,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:22:02,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:22:02" (1/1) ... [2024-11-08 23:22:02,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210f96cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:02, skipping insertion in model container [2024-11-08 23:22:02,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:22:02" (1/1) ... [2024-11-08 23:22:02,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:22:03,148 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_0b9916e8-cd58-4793-b2ae-e837137c5b2a/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound10.i[951,964] [2024-11-08 23:22:03,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:22:03,176 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:22:03,189 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_0b9916e8-cd58-4793-b2ae-e837137c5b2a/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound10.i[951,964] [2024-11-08 23:22:03,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:22:03,213 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:22:03,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03 WrapperNode [2024-11-08 23:22:03,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:22:03,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:22:03,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:22:03,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:22:03,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,252 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2024-11-08 23:22:03,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:22:03,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:22:03,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:22:03,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:22:03,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,265 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:22:03,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:22:03,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:22:03,277 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:22:03,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:22:03,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:22:03,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:22:03,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9916e8-cd58-4793-b2ae-e837137c5b2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:22:03,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:22:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:22:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:22:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:22:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:22:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:22:03,428 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:22:03,431 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:22:03,665 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 23:22:03,665 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:22:03,759 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:22:03,760 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:22:03,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:22:03 BoogieIcfgContainer [2024-11-08 23:22:03,761 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:22:03,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:22:03,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:22:03,776 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:22:03,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:22:03" (1/1) ... [2024-11-08 23:22:03,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:22:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-08 23:22:03,867 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-08 23:22:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:22:03,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:03,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:04,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:22:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:22:04,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:22:04,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:04,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:04,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:22:04,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:04,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-08 23:22:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-08 23:22:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:22:04,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:04,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:05,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:05,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:22:05,511 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:22:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:22:05,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:05,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:05,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:06,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-08 23:22:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-08 23:22:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:22:06,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:06,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:06,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:22:06,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:07,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:08,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-11-08 23:22:08,797 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-08 23:22:08,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:22:08,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:08,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:08,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:22:08,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:12,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:22:12,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:12,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2024-11-08 23:22:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2024-11-08 23:22:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:22:12,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:12,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:12,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:22:12,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:13,535 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2024-11-08 23:22:15,917 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2024-11-08 23:22:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:22:15,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:15,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:16,992 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:22:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2024-11-08 23:22:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2024-11-08 23:22:20,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:22:20,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:20,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:20,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:22:20,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:20,752 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:23,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 123 transitions. [2024-11-08 23:22:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2024-11-08 23:22:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:22:24,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:24,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:22:26,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:26,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 62 states and 110 transitions. [2024-11-08 23:22:26,389 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 110 transitions. [2024-11-08 23:22:26,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:22:26,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:26,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:26,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 23:22:26,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:22:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:32,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2024-11-08 23:22:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2024-11-08 23:22:32,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:22:32,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:32,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:32,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:22:32,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:22:39,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:39,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 72 states and 131 transitions. [2024-11-08 23:22:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 131 transitions. [2024-11-08 23:22:39,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:22:39,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:39,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:39,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:22:39,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:22:43,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 75 states and 138 transitions. [2024-11-08 23:22:43,023 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 138 transitions. [2024-11-08 23:22:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:22:43,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:43,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:03,486 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:23:13,500 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:23:19,842 WARN L286 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:23:25,153 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:23:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:33,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 77 states and 142 transitions. [2024-11-08 23:23:33,767 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 142 transitions. [2024-11-08 23:23:33,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:23:33,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:33,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:34,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 23:23:34,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:07,193 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 34 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:25:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 82 states and 153 transitions. [2024-11-08 23:25:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 153 transitions. [2024-11-08 23:25:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:25:08,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:08,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:25:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:09,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 23:25:09,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:25:11,441 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:25:24,730 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 125 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:25:36,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:25:36,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 91 states and 170 transitions. [2024-11-08 23:25:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 170 transitions. [2024-11-08 23:25:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:25:36,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:36,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:16,978 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:29:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:19,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 93 states and 174 transitions. [2024-11-08 23:29:19,421 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 174 transitions. [2024-11-08 23:29:19,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:29:19,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:19,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:29:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:29:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:20,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 23:29:20,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:43,274 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:29:53,480 WARN L286 SmtUtils]: Spent 10.20s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:30:13,503 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:30:23,681 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:32:25,480 WARN L286 SmtUtils]: Spent 1.19m on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:32:45,571 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:32:55,587 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:33:15,605 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:33:25,795 WARN L286 SmtUtils]: Spent 10.17s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:33:36,241 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:33:56,263 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:33:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 47 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:34:15,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:34:16,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:34:26,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:36:36,375 WARN L286 SmtUtils]: Spent 1.38m on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)