./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2 --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 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:37:14,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:37:14,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:37:14,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:37:14,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:37:14,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:37:14,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:37:14,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:37:14,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:37:14,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:37:14,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:37:14,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:37:14,888 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:37:14,890 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:37:14,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:37:14,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:37:14,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:37:14,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:37:14,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:37:14,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:37:14,893 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:37:14,894 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:37:14,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:37:14,895 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:37:14,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:37:14,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:37:14,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:37:14,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:37:14,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:14,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:37:14,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:37:14,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:37:14,901 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:37:14,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:37:14,901 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:37:14,902 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_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 [2023-11-21 18:37:15,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:15,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:15,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:15,214 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:15,215 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:15,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c [2023-11-21 18:37:18,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:18,851 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:18,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c [2023-11-21 18:37:18,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/data/e7f4380ee/88e0ce87a82a44ce8625a96de8d51548/FLAGb72534d56 [2023-11-21 18:37:18,877 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/data/e7f4380ee/88e0ce87a82a44ce8625a96de8d51548 [2023-11-21 18:37:18,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:18,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:18,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:18,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:18,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:18,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:18" (1/1) ... [2023-11-21 18:37:18,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726a0481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:18, skipping insertion in model container [2023-11-21 18:37:18,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:18" (1/1) ... [2023-11-21 18:37:18,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:19,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:19,167 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:19,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:19,230 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:19,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19 WrapperNode [2023-11-21 18:37:19,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:19,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:19,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:19,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:19,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,283 INFO L138 Inliner]: procedures = 16, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-21 18:37:19,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:19,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:19,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:19,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:19,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:19,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:19,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:19,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:19,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:19,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:19,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:19,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9316b413-469c-42f7-8f23-096e0d7ecd12/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:37:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:37:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:37:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:37:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2023-11-21 18:37:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2023-11-21 18:37:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:37:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:37:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:37:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:37:19,499 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:19,502 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:19,822 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:19,888 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:37:19,899 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:37:19,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:19 BoogieIcfgContainer [2023-11-21 18:37:19,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:37:19,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:37:19,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:37:19,915 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:37:19,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:19" (1/1) ... [2023-11-21 18:37:19,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:37:19,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:20,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2023-11-21 18:37:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2023-11-21 18:37:20,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:37:20,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:20,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:20,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-21 18:37:20,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:20,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,488 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 30 [2023-11-21 18:37:20,518 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-21 18:37:20,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 34 [2023-11-21 18:37:20,556 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 25 treesize of output 23 [2023-11-21 18:37:20,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,587 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 35 [2023-11-21 18:37:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:20,618 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-21 18:37:20,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2023-11-21 18:37:20,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 30 treesize of output 23 [2023-11-21 18:37:20,796 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 24 treesize of output 12 [2023-11-21 18:37:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 79 transitions. [2023-11-21 18:37:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-21 18:37:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:37:20,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:21,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-21 18:37:21,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:21,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:21,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:21,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:21,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:21,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:21,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:21,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 37 [2023-11-21 18:37:21,254 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-21 18:37:21,255 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 61 treesize of output 53 [2023-11-21 18:37:21,278 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 30 treesize of output 31 [2023-11-21 18:37:21,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 29 treesize of output 13 [2023-11-21 18:37:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 87 transitions. [2023-11-21 18:37:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2023-11-21 18:37:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:37:23,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:23,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:23,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:23,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:23,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:23,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 89 transitions. [2023-11-21 18:37:23,728 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2023-11-21 18:37:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:37:23,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:23,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:23,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-21 18:37:23,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:23,846 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 0 case distinctions, treesize of input 43 treesize of output 35 [2023-11-21 18:37:23,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2023-11-21 18:37:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:23,896 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-21 18:37:23,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2023-11-21 18:37:23,906 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 [2023-11-21 18:37:24,164 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 22 treesize of output 10 [2023-11-21 18:37:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:24,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 82 states and 92 transitions. [2023-11-21 18:37:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2023-11-21 18:37:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:37:24,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:24,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:24,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:37:24,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:24,829 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:37:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 11 [2023-11-21 18:37:24,873 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 [2023-11-21 18:37:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,895 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 [2023-11-21 18:37:24,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-21 18:37:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 8 [2023-11-21 18:37:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:24,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-21 18:37:24,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,006 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 17 treesize of output 15 [2023-11-21 18:37:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,036 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 19 treesize of output 8 [2023-11-21 18:37:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,048 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 17 treesize of output 15 [2023-11-21 18:37:25,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2023-11-21 18:37:25,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,099 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 19 treesize of output 8 [2023-11-21 18:37:25,117 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-21 18:37:25,118 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 1 case distinctions, treesize of input 22 treesize of output 22 [2023-11-21 18:37:25,121 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:37:25,130 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 [2023-11-21 18:37:25,136 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:37:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,162 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 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-21 18:37:25,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,181 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 21 treesize of output 11 [2023-11-21 18:37:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,200 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-21 18:37:25,200 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 21 [2023-11-21 18:37:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,212 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 17 treesize of output 15 [2023-11-21 18:37:25,222 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 21 treesize of output 11 [2023-11-21 18:37:25,245 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 27 treesize of output 30 [2023-11-21 18:37:25,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,255 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 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-21 18:37:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,265 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 17 treesize of output 15 [2023-11-21 18:37:25,298 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 21 treesize of output 11 [2023-11-21 18:37:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-21 18:37:25,345 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 32 treesize of output 35 [2023-11-21 18:37:25,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-21 18:37:25,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,387 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 [2023-11-21 18:37:25,402 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-21 18:37:25,402 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 1 case distinctions, treesize of input 22 treesize of output 22 [2023-11-21 18:37:25,405 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:37:25,412 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:37:25,422 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 27 treesize of output 30 [2023-11-21 18:37:25,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,430 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 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-21 18:37:25,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,442 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 21 treesize of output 11 [2023-11-21 18:37:25,454 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 27 treesize of output 30 [2023-11-21 18:37:25,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,463 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 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-21 18:37:25,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,474 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 17 treesize of output 15 [2023-11-21 18:37:25,484 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 21 treesize of output 11 [2023-11-21 18:37:25,502 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 27 treesize of output 30 [2023-11-21 18:37:25,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,510 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 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-21 18:37:25,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,521 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 17 treesize of output 15 [2023-11-21 18:37:25,529 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 21 treesize of output 11 [2023-11-21 18:37:25,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-21 18:37:25,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,574 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 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-21 18:37:25,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,591 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 21 treesize of output 11 [2023-11-21 18:37:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,609 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-21 18:37:25,610 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 21 [2023-11-21 18:37:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:25,620 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 17 treesize of output 15 [2023-11-21 18:37:25,630 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 21 treesize of output 11 [2023-11-21 18:37:25,897 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 15 treesize of output 7 [2023-11-21 18:37:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 98 transitions. [2023-11-21 18:37:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2023-11-21 18:37:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:37:27,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:27,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:27,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-21 18:37:27,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:27,096 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 0 case distinctions, treesize of input 43 treesize of output 35 [2023-11-21 18:37:27,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:27,128 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-21 18:37:27,129 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 1035 treesize of output 999 [2023-11-21 18:37:27,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:27,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:27,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:27,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2023-11-21 18:37:27,215 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 [2023-11-21 18:37:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 106 transitions. [2023-11-21 18:37:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2023-11-21 18:37:28,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:37:28,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:28,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:28,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-21 18:37:28,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:28,889 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 0 case distinctions, treesize of input 76 treesize of output 67 [2023-11-21 18:37:28,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,906 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 67 treesize of output 56 [2023-11-21 18:37:28,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:28,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2023-11-21 18:37:28,944 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 [2023-11-21 18:37:28,954 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-21 18:37:28,955 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 61 treesize of output 53 [2023-11-21 18:37:28,969 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 17 treesize of output 13 [2023-11-21 18:37:28,976 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 [2023-11-21 18:37:29,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 31 treesize of output 15 [2023-11-21 18:37:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:34,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 100 states and 124 transitions. [2023-11-21 18:37:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 124 transitions. [2023-11-21 18:37:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:37:34,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:34,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:34,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-21 18:37:34,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:34,294 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:37:34,306 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:37:34,311 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:37:34,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 66 [2023-11-21 18:37:34,334 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:37:34,335 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-21 18:37:34,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 26 [2023-11-21 18:37:34,359 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 9 treesize of output 7 [2023-11-21 18:37:34,363 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 [2023-11-21 18:37:34,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:34,385 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-21 18:37:34,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 33 [2023-11-21 18:37:34,398 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:37:34,405 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:37:34,881 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 22 treesize of output 10 [2023-11-21 18:37:34,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:38,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:38,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 137 transitions. [2023-11-21 18:37:38,290 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2023-11-21 18:37:38,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:37:38,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:38,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:38,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-21 18:37:38,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:38,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:38,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:38,430 INFO L190 IndexEqualityManager]: detected not equals via solver