./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/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_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/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_cd304824-6da1-4149-aff8-79aa2693eb55/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 ad27d809606deb561fe152191ab0a1443c0552410f06ac9bb9a7a7bf17dec4e9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:59:26,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:59:26,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:59:26,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:59:26,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:59:26,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:59:26,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:59:26,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:59:26,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:59:26,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:59:26,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:59:26,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:59:26,312 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:59:26,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:59:26,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:59:26,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:59:26,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:59:26,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:59:26,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:59:26,315 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:59:26,316 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:59:26,316 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:59:26,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:59:26,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:59:26,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:59:26,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:59:26,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:59:26,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:59:26,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:59:26,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:26,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:59:26,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:59:26,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:59:26,322 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:59:26,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:59:26,325 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_cd304824-6da1-4149-aff8-79aa2693eb55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad27d809606deb561fe152191ab0a1443c0552410f06ac9bb9a7a7bf17dec4e9 [2024-11-08 23:59:26,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:59:26,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:59:26,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:59:26,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:59:26,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:59:26,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c Unable to find full path for "g++" [2024-11-08 23:59:28,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:59:28,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:59:28,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c [2024-11-08 23:59:28,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/data/77df0929a/1f8e9a3b1bc7405dad035773e82fedf7/FLAG73c15ab76 [2024-11-08 23:59:28,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/data/77df0929a/1f8e9a3b1bc7405dad035773e82fedf7 [2024-11-08 23:59:28,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:59:28,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:59:28,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:28,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:59:28,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:59:28,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:28" (1/1) ... [2024-11-08 23:59:28,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ad7818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:28, skipping insertion in model container [2024-11-08 23:59:28,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:28" (1/1) ... [2024-11-08 23:59:29,024 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:59:29,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:59:29,235 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:59:29,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:59:29,275 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:59:29,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29 WrapperNode [2024-11-08 23:59:29,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:29,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:59:29,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:59:29,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:59:29,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,313 INFO L138 Inliner]: procedures = 16, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-08 23:59:29,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:59:29,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:59:29,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:59:29,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:59:29,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:59:29,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:59:29,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:59:29,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:59:29,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:29,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:59:29,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:59:29,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd304824-6da1-4149-aff8-79aa2693eb55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:59:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:59:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:59:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:59:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:59:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:59:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:59:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:59:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_26_to_34_0 [2024-11-08 23:59:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_26_to_34_0 [2024-11-08 23:59:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:59:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:59:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:59:29,496 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:59:29,499 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:59:29,864 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-08 23:59:29,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:59:29,914 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:59:29,914 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:59:29,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:59:29 BoogieIcfgContainer [2024-11-08 23:59:29,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:59:29,916 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:59:29,916 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:59:29,928 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:59:29,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:59:29,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:30,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-11-08 23:59:30,002 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-11-08 23:59:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:59:30,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:30,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:30,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:59:30,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:30,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:30,557 INFO L349 Elim1Store]: treesize reduction 55, result has 40.9 percent of original size [2024-11-08 23:59:30,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2024-11-08 23:59:30,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:30,684 INFO L349 Elim1Store]: treesize reduction 51, result has 42.0 percent of original size [2024-11-08 23:59:30,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 76 [2024-11-08 23:59:30,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2024-11-08 23:59:30,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:30,817 INFO L349 Elim1Store]: treesize reduction 49, result has 43.7 percent of original size [2024-11-08 23:59:30,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 74 [2024-11-08 23:59:30,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-08 23:59:31,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2024-11-08 23:59:31,064 INFO L349 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2024-11-08 23:59:31,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 42 [2024-11-08 23:59:31,074 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:31,075 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2024-11-08 23:59:31,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:31,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:31,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 74 [2024-11-08 23:59:31,110 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:59:31,143 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:59:31,154 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:59:31,155 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:59:31,229 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 23:59:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 67 transitions. [2024-11-08 23:59:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 67 transitions. [2024-11-08 23:59:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:59:31,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:31,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:31,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:59:31,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:31,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:31,616 INFO L349 Elim1Store]: treesize reduction 55, result has 40.9 percent of original size [2024-11-08 23:59:31,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2024-11-08 23:59:31,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:31,733 INFO L349 Elim1Store]: treesize reduction 51, result has 46.9 percent of original size [2024-11-08 23:59:31,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 71 treesize of output 89 [2024-11-08 23:59:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:31,839 INFO L349 Elim1Store]: treesize reduction 49, result has 43.7 percent of original size [2024-11-08 23:59:31,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 74 [2024-11-08 23:59:31,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2024-11-08 23:59:32,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-08 23:59:32,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-08 23:59:32,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 23:59:32,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 23:59:32,517 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:32,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2024-11-08 23:59:32,665 INFO L349 Elim1Store]: treesize reduction 88, result has 43.9 percent of original size [2024-11-08 23:59:32,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 112 treesize of output 169 [2024-11-08 23:59:34,377 INFO L349 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2024-11-08 23:59:34,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2024-11-08 23:59:34,483 INFO L349 Elim1Store]: treesize reduction 8, result has 83.7 percent of original size [2024-11-08 23:59:34,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 79 [2024-11-08 23:59:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,897 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-11-08 23:59:34,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 1 [2024-11-08 23:59:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,915 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-11-08 23:59:34,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 1 [2024-11-08 23:59:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,941 INFO L349 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2024-11-08 23:59:34,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 1 [2024-11-08 23:59:34,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:34,953 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-11-08 23:59:34,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 1 [2024-11-08 23:59:34,985 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 23:59:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:35,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 69 transitions. [2024-11-08 23:59:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2024-11-08 23:59:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:59:35,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:35,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:35,496 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 23:59:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:36,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 69 states and 78 transitions. [2024-11-08 23:59:36,209 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2024-11-08 23:59:36,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:59:36,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:36,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:36,426 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 23:59:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 70 states and 79 transitions. [2024-11-08 23:59:36,445 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-11-08 23:59:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:59:36,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:36,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:36,691 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 23:59:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:36,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 73 states and 83 transitions. [2024-11-08 23:59:36,929 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2024-11-08 23:59:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:59:36,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:36,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:37,276 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 23:59:38,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 74 states and 84 transitions. [2024-11-08 23:59:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2024-11-08 23:59:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:59:38,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:38,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:39,426 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 23:59:41,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2024-11-08 23:59:41,344 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2024-11-08 23:59:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:59:41,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:41,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:41,932 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 23:59:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 81 states and 94 transitions. [2024-11-08 23:59:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2024-11-08 23:59:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:59:42,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:42,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:43,246 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 23:59:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 95 states and 117 transitions. [2024-11-08 23:59:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2024-11-08 23:59:47,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:59:47,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:47,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:47,273 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 23:59:47,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 97 states and 120 transitions. [2024-11-08 23:59:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 120 transitions. [2024-11-08 23:59:47,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:59:47,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:47,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:48,723 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 23:59:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 113 states and 149 transitions. [2024-11-08 23:59:55,691 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 149 transitions. [2024-11-08 23:59:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:59:55,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:55,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:55,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:59:55,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:55,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:55,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:55,809 INFO L349 Elim1Store]: treesize reduction 36, result has 36.8 percent of original size [2024-11-08 23:59:55,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 136 [2024-11-08 23:59:55,819 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:55,820 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2024-11-08 23:59:55,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 23:59:55,852 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:59:55,861 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:59:55,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 58 [2024-11-08 23:59:55,965 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:55,966 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2024-11-08 23:59:56,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2024-11-08 23:59:56,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2024-11-08 23:59:56,041 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:56,042 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2024-11-08 23:59:56,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 70 [2024-11-08 23:59:56,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2024-11-08 23:59:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,082 INFO L349 Elim1Store]: treesize reduction 44, result has 18.5 percent of original size [2024-11-08 23:59:56,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 71 [2024-11-08 23:59:56,087 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:56,088 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2024-11-08 23:59:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:59:56,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 23:59:56,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2024-11-08 23:59:56,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2024-11-08 23:59:56,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2024-11-08 23:59:56,149 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:56,150 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-11-08 23:59:56,163 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-08 23:59:56,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2024-11-08 23:59:56,184 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-08 23:59:56,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 15 [2024-11-08 23:59:56,202 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-08 23:59:56,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2024-11-08 23:59:56,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-08 23:59:56,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 58 [2024-11-08 23:59:56,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2024-11-08 23:59:56,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 26 [2024-11-08 23:59:56,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-08 23:59:56,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:59:56,276 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-08 23:59:56,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2024-11-08 23:59:56,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,304 INFO L349 Elim1Store]: treesize reduction 44, result has 18.5 percent of original size [2024-11-08 23:59:56,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 76 [2024-11-08 23:59:56,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,317 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-08 23:59:56,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 71 [2024-11-08 23:59:56,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,336 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-08 23:59:56,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 66 [2024-11-08 23:59:56,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,364 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-11-08 23:59:56,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 37 [2024-11-08 23:59:56,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-11-08 23:59:56,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-08 23:59:56,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:59:56,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,406 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-11-08 23:59:56,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 1 [2024-11-08 23:59:56,428 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-11-08 23:59:56,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 1 [2024-11-08 23:59:56,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,436 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-11-08 23:59:56,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 1 [2024-11-08 23:59:56,451 INFO L349 Elim1Store]: treesize reduction 53, result has 1.9 percent of original size [2024-11-08 23:59:56,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 1 [2024-11-08 23:59:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,460 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2024-11-08 23:59:56,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 51 [2024-11-08 23:59:56,464 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:59:56,465 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2024-11-08 23:59:56,466 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:59:56,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-11-08 23:59:56,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 23:59:56,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2024-11-08 23:59:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 19 [2024-11-08 23:59:56,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:59:56,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 23:59:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 180 transitions. [2024-11-09 00:00:02,872 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 180 transitions. [2024-11-09 00:00:02,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:00:02,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:02,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 131 states and 184 transitions. [2024-11-09 00:00:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 184 transitions. [2024-11-09 00:00:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:00:05,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:05,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:00:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:05,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:00:05,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:05,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:00:05,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:00:05,167 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2024-11-09 00:00:05,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2024-11-09 00:00:05,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:00:05,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:00:05,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-09 00:00:05,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:00:05,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:00:05,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:00:05,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-09 00:00:05,342 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:00:05,342 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2024-11-09 00:00:05,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 16 [2024-11-09 00:00:05,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-09 00:00:05,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 132 states and 186 transitions. [2024-11-09 00:00:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 186 transitions. [2024-11-09 00:00:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:00:06,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:06,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:18,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 150 states and 222 transitions. [2024-11-09 00:00:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 222 transitions. [2024-11-09 00:00:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:00:18,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:18,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 167 states and 258 transitions. [2024-11-09 00:00:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2024-11-09 00:00:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:00:33,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:35,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 168 states and 259 transitions. [2024-11-09 00:00:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 259 transitions. [2024-11-09 00:00:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:00:35,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 180 states and 288 transitions. [2024-11-09 00:00:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2024-11-09 00:00:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:00:46,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:46,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:00:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 186 states and 298 transitions. [2024-11-09 00:00:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 298 transitions. [2024-11-09 00:00:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:00:53,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:01:00,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 187 states and 299 transitions. [2024-11-09 00:01:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 299 transitions. [2024-11-09 00:01:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:01:00,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:00,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:01:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:01:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:00,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-09 00:01:00,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:00,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:00,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:00,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:00,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:00,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:00,994 INFO L349 Elim1Store]: treesize reduction 226, result has 29.6 percent of original size [2024-11-09 00:01:00,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 174 treesize of output 479 [2024-11-09 00:01:01,031 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:01,033 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 275 [2024-11-09 00:01:01,089 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 00:01:01,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 138 treesize of output 128 [2024-11-09 00:01:01,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 50 [2024-11-09 00:01:01,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 50 [2024-11-09 00:01:01,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 50 [2024-11-09 00:01:01,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 83 [2024-11-09 00:01:01,914 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-09 00:01:01,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 3 [2024-11-09 00:01:02,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 135 [2024-11-09 00:01:02,272 INFO L224 Elim1Store]: Index analysis took 107 ms [2024-11-09 00:01:02,273 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-09 00:01:02,279 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-09 00:01:02,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2024-11-09 00:01:02,362 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:02,364 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2024-11-09 00:01:02,585 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:02,588 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 419 [2024-11-09 00:01:03,159 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:03,163 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1004 [2024-11-09 00:01:06,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 710 treesize of output 615 [2024-11-09 00:01:06,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 440 treesize of output 399 [2024-11-09 00:01:06,352 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-09 00:01:06,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 11 [2024-11-09 00:01:06,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 27 [2024-11-09 00:01:06,370 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-09 00:01:06,373 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-09 00:01:06,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 1 [2024-11-09 00:01:06,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-11-09 00:01:06,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 170 [2024-11-09 00:01:06,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 142 [2024-11-09 00:01:06,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 132 [2024-11-09 00:01:06,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 126 [2024-11-09 00:01:06,435 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:06,435 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2024-11-09 00:01:06,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,451 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-09 00:01:06,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 1 [2024-11-09 00:01:06,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-11-09 00:01:06,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 70 [2024-11-09 00:01:06,526 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:06,535 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2638 [2024-11-09 00:01:06,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:01:06,919 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2024-11-09 00:01:06,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 638 treesize of output 560 [2024-11-09 00:01:06,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:01:06,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:01:06,955 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:01:06,956 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2024-11-09 00:01:06,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 19 [2024-11-09 00:01:07,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 198 [2024-11-09 00:01:07,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 28 [2024-11-09 00:01:07,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:01:07,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-09 00:04:12,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-09 00:04:13,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2024-11-09 00:04:13,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-11-09 00:04:14,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-11-09 00:04:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:37,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:47,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:49,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:10:18,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 212 states and 378 transitions. [2024-11-09 00:10:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 378 transitions. [2024-11-09 00:10:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:10:18,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:18,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:10:34,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 224 states and 397 transitions. [2024-11-09 00:10:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 397 transitions. [2024-11-09 00:10:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:10:34,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:34,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:35,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-09 00:10:35,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:35,048 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-09 00:10:35,080 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2024-11-09 00:10:35,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2024-11-09 00:10:35,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:10:35,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:10:35,117 INFO L349 Elim1Store]: treesize reduction 36, result has 25.0 percent of original size [2024-11-09 00:10:35,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 36 [2024-11-09 00:10:35,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:10:35,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 75 [2024-11-09 00:10:37,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-09 00:10:38,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-09 00:10:38,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-09 00:10:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:10:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:50,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 233 states and 439 transitions. [2024-11-09 00:10:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 439 transitions. [2024-11-09 00:10:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:10:50,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:50,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:10:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 236 states and 444 transitions. [2024-11-09 00:10:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 444 transitions. [2024-11-09 00:10:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:10:58,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:58,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:11:23,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:23,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 244 states and 472 transitions. [2024-11-09 00:11:23,946 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 472 transitions. [2024-11-09 00:11:23,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:11:23,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:23,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:28,330 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:11:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 251 states and 493 transitions. [2024-11-09 00:11:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 493 transitions. [2024-11-09 00:11:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:11:40,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:40,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:11:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:40,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-09 00:11:40,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:40,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 40 [2024-11-09 00:11:40,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 22 [2024-11-09 00:11:40,694 INFO L349 Elim1Store]: treesize reduction 66, result has 18.5 percent of original size [2024-11-09 00:11:40,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 22 [2024-11-09 00:11:40,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 101 [2024-11-09 00:11:40,732 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 00:11:40,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 40 [2024-11-09 00:11:40,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 22 [2024-11-09 00:11:40,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:11:40,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:11:40,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:11:40,792 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-11-09 00:11:40,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 22 [2024-11-09 00:11:40,812 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 00:11:40,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 112 [2024-11-09 00:11:55,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-09 00:11:56,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-11-09 00:11:56,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 21 [2024-11-09 00:11:59,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 16 [2024-11-09 00:12:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:13:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:22,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 279 states and 578 transitions. [2024-11-09 00:13:22,635 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 578 transitions. [2024-11-09 00:13:22,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:13:22,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:22,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:13:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 287 states and 613 transitions. [2024-11-09 00:13:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 613 transitions. [2024-11-09 00:13:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:13:58,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat