./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps4-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps4-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35431d6758accd7fd2ee5ddf2b1a76a0fd5efeada0a27759fb5cb6b7d4ed3c08 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:50,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:50,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:49:50,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:50,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:50,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:50,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:50,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:50,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:50,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:50,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:50,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:50,615 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:50,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:50,617 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:50,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:50,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:50,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:50,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:50,619 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:50,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:50,620 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:50,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:50,621 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:50,621 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:50,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:50,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:50,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:50,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:50,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:50,623 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:50,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:50,624 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:50,625 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_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35431d6758accd7fd2ee5ddf2b1a76a0fd5efeada0a27759fb5cb6b7d4ed3c08 [2023-11-19 02:49:50,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:50,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:50,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:50,970 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:50,970 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:50,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps4-ll.c [2023-11-19 02:49:54,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:54,352 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:54,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/sv-benchmarks/c/recursified_nla-digbench/recursified_ps4-ll.c [2023-11-19 02:49:54,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/data/c0c97eef8/19e4b59f820745708176874a074a53eb/FLAGf5d920c7d [2023-11-19 02:49:54,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/data/c0c97eef8/19e4b59f820745708176874a074a53eb [2023-11-19 02:49:54,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:54,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:54,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:54,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:54,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:54,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6823a291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54, skipping insertion in model container [2023-11-19 02:49:54,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,421 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:54,583 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/sv-benchmarks/c/recursified_nla-digbench/recursified_ps4-ll.c[987,1000] [2023-11-19 02:49:54,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:54,618 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:54,629 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/sv-benchmarks/c/recursified_nla-digbench/recursified_ps4-ll.c[987,1000] [2023-11-19 02:49:54,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:54,656 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:54,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54 WrapperNode [2023-11-19 02:49:54,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:54,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:54,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:54,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:54,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,700 INFO L138 Inliner]: procedures = 16, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2023-11-19 02:49:54,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:54,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:54,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:54,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:54,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:54,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:54,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:54,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:54,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:54" (1/1) ... [2023-11-19 02:49:54,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:54,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:54,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:54,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f38950-a794-45f2-8109-c3ebf896cc7f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:49:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:49:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:49:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_26_to_34_0 [2023-11-19 02:49:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_26_to_34_0 [2023-11-19 02:49:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:49:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:49:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:49:54,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:54,981 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:55,214 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:55,245 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:55,246 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:49:55,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:55 BoogieIcfgContainer [2023-11-19 02:49:55,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:55,253 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:55,253 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:55,276 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:55,276 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-19 02:49:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-19 02:49:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:49:55,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:55,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:55,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 02:49:55,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:55,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:55,801 INFO L349 Elim1Store]: treesize reduction 40, result has 35.5 percent of original size [2023-11-19 02:49:55,803 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 45 [2023-11-19 02:49:55,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:55,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:55,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:55,856 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2023-11-19 02:49:55,858 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 3 case distinctions, treesize of input 45 treesize of output 50 [2023-11-19 02:49:55,898 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 02:49:55,900 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 95 treesize of output 87 [2023-11-19 02:49:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 36 transitions. [2023-11-19 02:49:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-19 02:49:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:49:56,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:56,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:56,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 93 conjunts are in the unsatisfiable core [2023-11-19 02:49:56,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:56,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:56,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:56,801 INFO L349 Elim1Store]: treesize reduction 111, result has 30.2 percent of original size [2023-11-19 02:49:56,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 191 [2023-11-19 02:49:56,824 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:56,826 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2023-11-19 02:49:56,872 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 02:49:56,873 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 110 treesize of output 100 [2023-11-19 02:49:56,982 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 [2023-11-19 02:49:57,052 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 [2023-11-19 02:49:57,081 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 [2023-11-19 02:49:57,098 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 [2023-11-19 02:49:57,439 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 [2023-11-19 02:49:57,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:57,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:57,959 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 91 treesize of output 59 [2023-11-19 02:49:57,965 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:57,966 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-19 02:49:57,973 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 [2023-11-19 02:49:57,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:57,982 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 [2023-11-19 02:49:58,190 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:58,191 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2023-11-19 02:49:58,253 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:58,255 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2023-11-19 02:49:58,335 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:58,337 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2023-11-19 02:49:58,423 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:58,424 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2023-11-19 02:49:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:59,300 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 152 treesize of output 46 [2023-11-19 02:49:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 70 transitions. [2023-11-19 02:50:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2023-11-19 02:50:01,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:01,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:01,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:01,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:50:01,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:01,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2023-11-19 02:50:01,858 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:01,863 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-19 02:50:01,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-19 02:50:01,900 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 [2023-11-19 02:50:01,954 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-19 02:50:01,956 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 24 treesize of output 32 [2023-11-19 02:50:01,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,964 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 32 treesize of output 20 [2023-11-19 02:50:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,978 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 19 treesize of output 15 [2023-11-19 02:50:01,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:01,993 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-19 02:50:01,998 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:01,999 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2023-11-19 02:50:02,006 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 02:50:02,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:02,022 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-19 02:50:02,028 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:02,028 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 46 states and 91 transitions. [2023-11-19 02:50:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2023-11-19 02:50:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:03,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:03,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:03,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 02:50:03,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,596 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 56 treesize of output 89 [2023-11-19 02:50:03,603 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,604 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2023-11-19 02:50:03,607 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 02:50:03,614 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 02:50:03,620 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,622 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2023-11-19 02:50:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,635 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 9 treesize of output 7 [2023-11-19 02:50:03,644 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 8 [2023-11-19 02:50:03,679 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 02:50:03,684 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,685 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-19 02:50:03,690 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 8 [2023-11-19 02:50:03,708 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,709 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2023-11-19 02:50:03,716 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 8 [2023-11-19 02:50:03,738 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 02:50:03,743 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,745 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2023-11-19 02:50:03,752 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 02:50:03,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,771 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-19 02:50:03,771 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 34 [2023-11-19 02:50:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,780 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 0 case distinctions, treesize of input 34 treesize of output 30 [2023-11-19 02:50:03,785 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 02:50:03,786 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 23 treesize of output 19 [2023-11-19 02:50:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,808 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 56 treesize of output 89 [2023-11-19 02:50:03,819 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,821 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2023-11-19 02:50:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,844 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 60 [2023-11-19 02:50:03,849 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:03,850 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-19 02:50:03,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 1 [2023-11-19 02:50:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 1 [2023-11-19 02:50:03,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 99 [2023-11-19 02:50:03,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 61 [2023-11-19 02:50:03,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2023-11-19 02:50:03,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 23 [2023-11-19 02:50:03,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:03,983 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 02:50:03,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2023-11-19 02:50:03,993 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 [2023-11-19 02:50:04,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:04,000 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 [2023-11-19 02:50:04,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 50 states and 103 transitions. [2023-11-19 02:50:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 103 transitions. [2023-11-19 02:50:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:04,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:04,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:05,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 145 conjunts are in the unsatisfiable core [2023-11-19 02:50:05,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:05,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:05,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:05,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:05,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:05,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:05,750 INFO L349 Elim1Store]: treesize reduction 258, result has 26.9 percent of original size [2023-11-19 02:50:05,751 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 238 treesize of output 511 [2023-11-19 02:50:05,785 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:05,787 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 465 [2023-11-19 02:50:05,865 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 02:50:05,866 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 77 treesize of output 73 [2023-11-19 02:50:06,447 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 33 treesize of output 29 [2023-11-19 02:50:06,768 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 33 treesize of output 29 [2023-11-19 02:50:06,825 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 33 treesize of output 29 [2023-11-19 02:50:06,879 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 [2023-11-19 02:50:06,920 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:06,921 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-19 02:50:07,251 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 95 treesize of output 102 [2023-11-19 02:50:08,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,416 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,417 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,421 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,422 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,424 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 910 treesize of output 886 [2023-11-19 02:50:08,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,645 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,648 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,649 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,650 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,664 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:08,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 602 treesize of output 590 [2023-11-19 02:50:09,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:09,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:09,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:09,462 INFO L349 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2023-11-19 02:50:09,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 842 treesize of output 789 [2023-11-19 02:50:09,519 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 655 treesize of output 655 [2023-11-19 02:50:09,560 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 649 treesize of output 649 [2023-11-19 02:50:09,598 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 643 treesize of output 643 [2023-11-19 02:50:09,635 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 637 treesize of output 652 [2023-11-19 02:50:09,721 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 626 treesize of output 623 [2023-11-19 02:50:09,782 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 617 treesize of output 632 [2023-11-19 02:50:09,861 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 606 treesize of output 603 [2023-11-19 02:50:09,936 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 597 treesize of output 600 [2023-11-19 02:50:10,161 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 02:50:10,168 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-19 02:50:10,168 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 1 case distinctions, treesize of input 77 treesize of output 75 [2023-11-19 02:50:10,188 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:10,189 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-19 02:50:10,468 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 31 treesize of output 21 [2023-11-19 02:50:10,615 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 31 treesize of output 27 [2023-11-19 02:50:10,802 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 76 treesize of output 69 [2023-11-19 02:50:13,184 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:50:13,184 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 [2023-11-19 02:50:13,272 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:50:13,272 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 [2023-11-19 02:50:13,588 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:13,589 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2023-11-19 02:50:15,089 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:15,094 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 880 [2023-11-19 02:50:15,413 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:15,414 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 213 [2023-11-19 02:50:15,483 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:15,484 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 284 [2023-11-19 02:50:15,684 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:15,686 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2023-11-19 02:50:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:20,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:20,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:20,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:20,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:20,900 INFO L349 Elim1Store]: treesize reduction 87, result has 37.4 percent of original size [2023-11-19 02:50:20,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 184 treesize of output 187 [2023-11-19 02:50:21,034 INFO L349 Elim1Store]: treesize reduction 87, result has 37.4 percent of original size [2023-11-19 02:50:21,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 77 treesize of output 118 [2023-11-19 02:50:21,164 INFO L349 Elim1Store]: treesize reduction 87, result has 37.4 percent of original size [2023-11-19 02:50:21,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 62 treesize of output 108 [2023-11-19 02:50:21,650 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 [2023-11-19 02:50:21,673 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 [2023-11-19 02:50:21,791 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 [2023-11-19 02:50:21,827 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 [2023-11-19 02:50:21,869 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 [2023-11-19 02:50:21,906 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 [2023-11-19 02:50:21,928 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 [2023-11-19 02:50:22,026 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 [2023-11-19 02:50:22,137 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 [2023-11-19 02:50:22,174 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 [2023-11-19 02:50:22,256 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 02:50:22,382 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 [2023-11-19 02:50:22,448 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 [2023-11-19 02:50:22,471 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 [2023-11-19 02:50:22,618 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 [2023-11-19 02:50:22,745 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 [2023-11-19 02:50:22,808 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 [2023-11-19 02:50:23,046 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 [2023-11-19 02:50:23,088 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 [2023-11-19 02:50:23,117 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 [2023-11-19 02:50:23,296 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 [2023-11-19 02:50:23,323 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 [2023-11-19 02:50:23,417 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 [2023-11-19 02:50:23,485 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 [2023-11-19 02:50:23,530 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 [2023-11-19 02:50:23,670 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 [2023-11-19 02:50:23,830 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 35 treesize of output 31 [2023-11-19 02:50:23,882 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 [2023-11-19 02:50:23,931 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 [2023-11-19 02:50:24,165 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 [2023-11-19 02:50:24,211 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 [2023-11-19 02:50:24,229 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 35 treesize of output 31 [2023-11-19 02:50:24,785 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 38 treesize of output 34 [2023-11-19 02:50:24,823 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 38 treesize of output 34 [2023-11-19 02:50:24,912 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 [2023-11-19 02:50:25,092 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 54 treesize of output 50 [2023-11-19 02:50:25,150 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 54 treesize of output 50 [2023-11-19 02:50:25,312 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 [2023-11-19 02:50:25,375 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 22 treesize of output 18 [2023-11-19 02:50:25,432 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 [2023-11-19 02:50:25,593 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 [2023-11-19 02:50:25,640 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 [2023-11-19 02:50:25,813 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 30 treesize of output 26 [2023-11-19 02:50:25,876 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 38 treesize of output 33 [2023-11-19 02:50:25,919 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 [2023-11-19 02:50:26,213 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 [2023-11-19 02:50:26,242 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 50 treesize of output 46 [2023-11-19 02:50:26,295 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 22 treesize of output 18 [2023-11-19 02:50:26,332 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 [2023-11-19 02:50:26,434 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 [2023-11-19 02:50:26,471 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 35 treesize of output 31 [2023-11-19 02:50:26,553 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 [2023-11-19 02:50:26,586 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 [2023-11-19 02:50:26,620 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 [2023-11-19 02:50:26,690 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 35 treesize of output 31 [2023-11-19 02:50:26,772 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 [2023-11-19 02:50:26,786 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 35 treesize of output 31 [2023-11-19 02:50:26,861 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 35 treesize of output 31 [2023-11-19 02:50:26,924 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 46 treesize of output 42 [2023-11-19 02:50:27,057 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 54 treesize of output 48 [2023-11-19 02:50:27,152 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 [2023-11-19 02:50:27,185 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 50 treesize of output 46 [2023-11-19 02:50:27,332 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 [2023-11-19 02:50:27,415 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 [2023-11-19 02:50:27,494 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 [2023-11-19 02:50:27,533 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 [2023-11-19 02:50:29,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:29,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:29,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:29,374 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 135 treesize of output 47 [2023-11-19 02:50:29,897 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.