./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/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_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f0424dbafec10d34a77570c428224cb0ba56b8b9f5906b463f2dcbc550354ee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:38:28,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:38:28,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:38:28,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:38:28,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:38:28,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:38:28,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:38:28,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:38:28,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:38:28,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:38:28,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:38:28,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:38:28,353 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:38:28,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:38:28,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:38:28,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:38:28,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:38:28,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:38:28,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:38:28,356 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:38:28,357 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:38:28,361 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:38:28,361 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:38:28,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:38:28,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:38:28,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:38:28,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:38:28,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:38:28,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:38:28,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:28,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:38:28,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:38:28,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:38:28,368 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:38:28,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:38:28,368 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_444a5771-897c-49bf-9100-68c0adfad7b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f0424dbafec10d34a77570c428224cb0ba56b8b9f5906b463f2dcbc550354ee [2024-11-08 22:38:28,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:38:28,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:38:28,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:38:28,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:38:28,708 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:38:28,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-08 22:38:30,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:38:30,874 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:38:30,874 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c [2024-11-08 22:38:30,885 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/data/087475334/a58da823c5574e78911241004b6af979/FLAGbd078252b [2024-11-08 22:38:30,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/data/087475334/a58da823c5574e78911241004b6af979 [2024-11-08 22:38:30,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:38:30,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:38:30,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:30,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:38:30,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:38:30,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:30" (1/1) ... [2024-11-08 22:38:30,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a75a691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:30, skipping insertion in model container [2024-11-08 22:38:30,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:30" (1/1) ... [2024-11-08 22:38:30,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:38:31,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:31,162 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:38:31,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:31,199 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:38:31,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31 WrapperNode [2024-11-08 22:38:31,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:31,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:31,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:38:31,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:38:31,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,239 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109 [2024-11-08 22:38:31,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:31,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:38:31,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:38:31,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:38:31,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,252 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:38:31,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:38:31,266 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:38:31,266 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:38:31,267 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:31" (1/1) ... [2024-11-08 22:38:31,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:31,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:38:31,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:38:31,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a5771-897c-49bf-9100-68c0adfad7b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:38:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:38:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:38:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:38:31,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:38:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:38:31,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:38:31,403 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:38:31,405 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:38:31,990 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-08 22:38:31,994 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:38:32,063 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:38:32,063 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:38:32,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:32 BoogieIcfgContainer [2024-11-08 22:38:32,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:38:32,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:38:32,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:38:32,076 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:38:32,076 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:32" (1/1) ... [2024-11-08 22:38:32,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:38:32,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2024-11-08 22:38:32,143 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2024-11-08 22:38:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:38:32,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:32,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,301 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 22:38:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 102 states and 108 transitions. [2024-11-08 22:38:32,323 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2024-11-08 22:38:32,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:38:32,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:32,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,424 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 22:38:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:32,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 104 states and 114 transitions. [2024-11-08 22:38:32,504 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 114 transitions. [2024-11-08 22:38:32,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:38:32,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:32,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,629 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 22:38:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 107 states and 121 transitions. [2024-11-08 22:38:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2024-11-08 22:38:32,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:38:32,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:32,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,818 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 22:38:32,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:32,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 108 states and 122 transitions. [2024-11-08 22:38:32,848 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 122 transitions. [2024-11-08 22:38:32,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:38:32,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:32,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:38:32,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:33,046 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 22:38:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:33,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 113 states and 133 transitions. [2024-11-08 22:38:33,497 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2024-11-08 22:38:33,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:38:33,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:33,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:33,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:38:33,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:33,627 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 22:38:34,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:34,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 119 states and 146 transitions. [2024-11-08 22:38:34,293 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 146 transitions. [2024-11-08 22:38:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:38:34,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:34,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:34,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:38:34,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:34,440 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 22:38:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-11-08 22:38:35,332 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-11-08 22:38:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:38:35,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:35,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:35,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:38:35,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:35,483 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 22:38:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 162 transitions. [2024-11-08 22:38:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 162 transitions. [2024-11-08 22:38:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:38:35,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:35,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:36,236 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 22:38:37,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:37,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 137 states and 178 transitions. [2024-11-08 22:38:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 178 transitions. [2024-11-08 22:38:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:38:37,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:37,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:38,440 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 22:38:40,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:40,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 138 states and 179 transitions. [2024-11-08 22:38:40,139 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 179 transitions. [2024-11-08 22:38:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:38:40,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:40,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:40,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:38:40,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:40,322 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 22:38:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:43,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 149 states and 198 transitions. [2024-11-08 22:38:43,425 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 198 transitions. [2024-11-08 22:38:43,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:38:43,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:43,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:43,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:38:43,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:43,698 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 22:38:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 161 states and 219 transitions. [2024-11-08 22:38:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2024-11-08 22:38:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:38:47,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:47,675 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 22:38:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:48,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2024-11-08 22:38:48,391 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2024-11-08 22:38:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:38:48,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:48,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:49,143 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 22:38:50,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 166 states and 227 transitions. [2024-11-08 22:38:50,745 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 227 transitions. [2024-11-08 22:38:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:38:50,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:50,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:51,060 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 22:38:54,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 175 states and 244 transitions. [2024-11-08 22:38:54,853 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 244 transitions. [2024-11-08 22:38:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:38:54,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:54,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:54,950 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 22:38:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 175 states and 244 transitions. [2024-11-08 22:38:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 244 transitions. [2024-11-08 22:38:54,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:38:54,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:55,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,713 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 22:39:00,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:00,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 184 states and 262 transitions. [2024-11-08 22:39:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 262 transitions. [2024-11-08 22:39:00,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:39:00,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:00,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:00,328 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 22:39:11,761 WARN L286 SmtUtils]: Spent 10.11s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:39:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:15,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 194 states and 280 transitions. [2024-11-08 22:39:15,694 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 280 transitions. [2024-11-08 22:39:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:39:15,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:15,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:16,158 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 22:39:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 210 states and 313 transitions. [2024-11-08 22:39:24,781 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 313 transitions. [2024-11-08 22:39:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:39:24,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:24,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:24,829 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 22:39:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 212 states and 317 transitions. [2024-11-08 22:39:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 317 transitions. [2024-11-08 22:39:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:39:25,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:25,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:25,728 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 22:39:27,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 215 states and 323 transitions. [2024-11-08 22:39:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 323 transitions. [2024-11-08 22:39:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:39:27,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:39:37,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:37,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 221 states and 333 transitions. [2024-11-08 22:39:37,162 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 333 transitions. [2024-11-08 22:39:37,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:39:37,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:37,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:37,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:39:37,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:37,550 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 22:39:45,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:45,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 232 states and 355 transitions. [2024-11-08 22:39:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 355 transitions. [2024-11-08 22:39:45,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:39:45,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:45,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:45,731 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 22:39:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 239 states and 373 transitions. [2024-11-08 22:39:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 373 transitions. [2024-11-08 22:39:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:39:49,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:49,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:50,014 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 22:39:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 379 transitions. [2024-11-08 22:39:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 379 transitions. [2024-11-08 22:39:50,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:39:50,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:50,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:51,500 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 22:39:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 246 states and 387 transitions. [2024-11-08 22:39:55,981 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 387 transitions. [2024-11-08 22:39:55,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:39:55,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:55,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:40:06,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 251 states and 393 transitions. [2024-11-08 22:40:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 393 transitions. [2024-11-08 22:40:06,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:40:06,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:06,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:06,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:40:06,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:06,608 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 22:40:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 255 states and 399 transitions. [2024-11-08 22:40:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 399 transitions. [2024-11-08 22:40:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:40:08,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:08,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:08,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:40:08,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:08,513 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 22:40:10,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:10,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 259 states and 406 transitions. [2024-11-08 22:40:10,295 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 406 transitions. [2024-11-08 22:40:10,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:40:10,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:10,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:10,352 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 22:40:11,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 262 states and 411 transitions. [2024-11-08 22:40:11,278 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2024-11-08 22:40:11,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:40:11,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:11,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:11,859 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 22:40:16,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:16,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 267 states and 421 transitions. [2024-11-08 22:40:16,016 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2024-11-08 22:40:16,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:40:16,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:16,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:16,674 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 22:40:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:23,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 278 states and 443 transitions. [2024-11-08 22:40:23,847 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 443 transitions. [2024-11-08 22:40:23,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:40:23,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:23,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:23,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:40:23,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:24,190 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 22:40:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 282 states and 449 transitions. [2024-11-08 22:40:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 449 transitions. [2024-11-08 22:40:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:40:26,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:26,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:26,431 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 22:40:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:27,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 286 states and 455 transitions. [2024-11-08 22:40:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 455 transitions. [2024-11-08 22:40:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:40:27,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:27,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:27,488 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 22:40:27,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 287 states and 460 transitions. [2024-11-08 22:40:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 460 transitions. [2024-11-08 22:40:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:40:27,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:27,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:28,592 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 22:40:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 288 states and 466 transitions. [2024-11-08 22:40:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 466 transitions. [2024-11-08 22:40:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:40:32,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:32,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:33,550 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 22:40:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 294 states and 476 transitions. [2024-11-08 22:40:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 476 transitions. [2024-11-08 22:40:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:40:36,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:36,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:38,103 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 22:40:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 298 states and 483 transitions. [2024-11-08 22:40:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 483 transitions. [2024-11-08 22:40:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:40:41,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:41,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:43,263 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 22:40:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:48,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 299 states and 493 transitions. [2024-11-08 22:40:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 493 transitions. [2024-11-08 22:40:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:40:48,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:48,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:50,093 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 22:40:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 303 states and 500 transitions. [2024-11-08 22:40:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 500 transitions. [2024-11-08 22:40:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:40:55,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:55,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:55,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 322 states and 532 transitions. [2024-11-08 22:41:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 532 transitions. [2024-11-08 22:41:06,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:41:06,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:06,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:06,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:12,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:12,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 329 states and 542 transitions. [2024-11-08 22:41:12,919 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 542 transitions. [2024-11-08 22:41:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:41:12,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:12,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:13,349 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 22:41:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 328 states and 541 transitions. [2024-11-08 22:41:14,686 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 541 transitions. [2024-11-08 22:41:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:41:14,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:14,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 348 states and 581 transitions. [2024-11-08 22:41:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 581 transitions. [2024-11-08 22:41:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:41:29,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 355 states and 591 transitions. [2024-11-08 22:41:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 591 transitions. [2024-11-08 22:41:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:41:36,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:36,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 362 states and 601 transitions. [2024-11-08 22:41:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 601 transitions. [2024-11-08 22:41:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:41:44,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:44,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:44,725 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 22:41:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 364 states and 603 transitions. [2024-11-08 22:41:44,805 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 603 transitions. [2024-11-08 22:41:44,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:41:44,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:44,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:51,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:51,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 371 states and 613 transitions. [2024-11-08 22:41:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 613 transitions. [2024-11-08 22:41:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:41:51,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:51,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:51,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:41:51,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:53,343 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 22:42:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 380 states and 625 transitions. [2024-11-08 22:42:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 625 transitions. [2024-11-08 22:42:01,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:42:01,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:01,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:01,181 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 22:42:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 391 states and 654 transitions. [2024-11-08 22:42:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 654 transitions. [2024-11-08 22:42:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:42:13,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:14,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:42:14,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:38,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 402 states and 691 transitions. [2024-11-08 22:42:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 691 transitions. [2024-11-08 22:42:38,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:42:38,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:38,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:38,485 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 22:42:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 409 states and 701 transitions. [2024-11-08 22:42:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 701 transitions. [2024-11-08 22:42:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:42:47,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:47,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:47,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 22:42:47,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:06,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 417 states and 722 transitions. [2024-11-08 22:43:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 722 transitions. [2024-11-08 22:43:06,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:43:06,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:06,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:06,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:43:06,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:08,472 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 22:43:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:13,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 425 states and 731 transitions. [2024-11-08 22:43:13,436 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 731 transitions. [2024-11-08 22:43:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:43:13,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:13,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:13,519 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 22:43:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 435 states and 759 transitions. [2024-11-08 22:43:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 759 transitions. [2024-11-08 22:43:47,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:43:47,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:47,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:47,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:43:47,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 445 states and 794 transitions. [2024-11-08 22:47:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 794 transitions. [2024-11-08 22:47:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:47:19,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:19,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:47:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:19,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:47:19,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:24,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:24,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 446 states and 797 transitions. [2024-11-08 22:47:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 797 transitions. [2024-11-08 22:47:24,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:47:24,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:24,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:47:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:24,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:47:24,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:27,334 WARN L286 SmtUtils]: Spent 18.85s on a formula simplification. DAG size of input: 50 DAG size of output: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)