./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/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_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/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_90375913-7645-4ce1-9fe6-763ec0ff43c6/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 179ef0051cd9d26bcc80fffb98e92972213fce9443d8e4c52f2d2f0c39f6f4cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:39,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:39,980 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:43:39,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:39,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:40,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:40,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:40,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:40,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:40,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:40,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:40,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:40,054 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:43:40,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:40,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:43:40,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:40,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:40,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:40,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:40,060 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:40,060 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:40,061 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:43:40,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:40,064 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:40,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:40,066 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:40,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:40,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:40,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:40,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:40,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:40,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:40,071 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:40,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:40,072 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:40,072 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_90375913-7645-4ce1-9fe6-763ec0ff43c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 179ef0051cd9d26bcc80fffb98e92972213fce9443d8e4c52f2d2f0c39f6f4cf [2023-11-21 18:43:40,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:40,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:40,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:40,446 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:40,447 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:40,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c [2023-11-21 18:43:44,139 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:44,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:44,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c [2023-11-21 18:43:44,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/data/627e439bd/6556dade7605444d8007a2b3c7bd110b/FLAG6c885ae71 [2023-11-21 18:43:44,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/data/627e439bd/6556dade7605444d8007a2b3c7bd110b [2023-11-21 18:43:44,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:44,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:44,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:44,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:44,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:44,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a46db7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44, skipping insertion in model container [2023-11-21 18:43:44,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,497 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:44,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:44,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:44,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:44,763 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:44,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44 WrapperNode [2023-11-21 18:43:44,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:44,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:44,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:44,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:44,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,815 INFO L138 Inliner]: procedures = 16, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-21 18:43:44,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:44,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:44,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:44,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:44,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:44,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:44,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:44,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:44,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:44" (1/1) ... [2023-11-21 18:43:44,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:44,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:44,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:44,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90375913-7645-4ce1-9fe6-763ec0ff43c6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_33_0 [2023-11-21 18:43:44,962 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_33_0 [2023-11-21 18:43:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:43:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:43:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:44,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:43:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:43:44,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:43:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:43:45,069 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:45,072 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:45,442 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:45,535 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:45,536 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:43:45,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:45 BoogieIcfgContainer [2023-11-21 18:43:45,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:45,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:45,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:45,555 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:45,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:45" (1/1) ... [2023-11-21 18:43:45,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:45,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-21 18:43:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-21 18:43:45,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:43:45,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:45,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:46,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:43:46,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:46,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,256 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 [2023-11-21 18:43:46,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,303 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 18:43:46,330 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 46 treesize of output 17 [2023-11-21 18:43:46,335 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 18:43:46,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,376 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 [2023-11-21 18:43:46,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,414 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 41 treesize of output 17 [2023-11-21 18:43:46,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,427 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 [2023-11-21 18:43:46,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2023-11-21 18:43:46,464 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:46,466 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2023-11-21 18:43:46,475 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:43:46,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,492 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 [2023-11-21 18:43:46,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:46,525 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:46,550 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-21 18:43:46,553 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 18:43:46,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,569 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 [2023-11-21 18:43:46,605 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 18:43:46,622 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-21 18:43:46,623 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 19 treesize of output 16 [2023-11-21 18:43:46,627 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:46,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,651 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 [2023-11-21 18:43:46,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,683 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 41 treesize of output 17 [2023-11-21 18:43:46,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,694 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 [2023-11-21 18:43:46,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2023-11-21 18:43:46,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,724 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 36 treesize of output 17 [2023-11-21 18:43:46,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:46,738 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 [2023-11-21 18:43:46,796 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 18:43:46,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:46,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 63 states and 66 transitions. [2023-11-21 18:43:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2023-11-21 18:43:46,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:43:46,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:46,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:46,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-21 18:43:46,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:47,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:47,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:47,606 INFO L349 Elim1Store]: treesize reduction 312, result has 29.7 percent of original size [2023-11-21 18:43:47,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 550 treesize of output 635 [2023-11-21 18:43:47,701 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 34 treesize of output 32 [2023-11-21 18:43:47,893 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 17 treesize of output 15 [2023-11-21 18:43:48,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:48,087 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,140 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,150 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,172 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,180 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,185 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,188 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,189 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,193 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,194 INFO L224 Elim1Store]: Index analysis took 130 ms [2023-11-21 18:43:48,284 INFO L349 Elim1Store]: treesize reduction 108, result has 13.6 percent of original size [2023-11-21 18:43:48,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 128 treesize of output 182 [2023-11-21 18:43:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:48,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,818 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,878 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,880 INFO L224 Elim1Store]: Index analysis took 103 ms [2023-11-21 18:43:48,894 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-21 18:43:48,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 116 treesize of output 156 [2023-11-21 18:43:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:48,988 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,991 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:48,992 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,006 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,007 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,018 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,021 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,022 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,026 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 93 treesize of output 87 [2023-11-21 18:43:49,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:49,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:49,276 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,288 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,299 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:49,318 INFO L224 Elim1Store]: Index analysis took 135 ms [2023-11-21 18:43:49,406 INFO L349 Elim1Store]: treesize reduction 125, result has 12.0 percent of original size [2023-11-21 18:43:49,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 15 case distinctions, treesize of input 105 treesize of output 113 [2023-11-21 18:43:49,522 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:49,532 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2023-11-21 18:43:49,750 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:49,751 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2023-11-21 18:43:49,901 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:49,903 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2023-11-21 18:43:50,013 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 823 treesize of output 815 [2023-11-21 18:43:50,537 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:50,539 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2023-11-21 18:43:50,600 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:50,605 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2023-11-21 18:43:50,843 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:50,850 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2023-11-21 18:43:50,965 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:50,967 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2023-11-21 18:43:51,260 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 605 treesize of output 595 [2023-11-21 18:43:51,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:51,888 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 22 treesize of output 1 [2023-11-21 18:43:51,928 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 22 treesize of output 21 [2023-11-21 18:43:52,018 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 29 [2023-11-21 18:43:52,053 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:52,054 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 [2023-11-21 18:43:52,172 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 21 treesize of output 19 [2023-11-21 18:43:52,284 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 22 treesize of output 21 [2023-11-21 18:43:52,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:52,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:52,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:57,056 INFO L349 Elim1Store]: treesize reduction 298, result has 38.0 percent of original size [2023-11-21 18:43:57,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 12 new quantified variables, introduced 35 case distinctions, treesize of input 6752 treesize of output 6590 [2023-11-21 18:44:05,321 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:05,323 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 298 [2023-11-21 18:44:05,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:05,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:05,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:06,302 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:06,346 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:06,382 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:06,469 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:06,572 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:07,923 INFO L224 Elim1Store]: Index analysis took 2340 ms [2023-11-21 18:44:07,984 INFO L349 Elim1Store]: treesize reduction 234, result has 0.4 percent of original size [2023-11-21 18:44:07,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 12 case distinctions, treesize of input 354 treesize of output 559 [2023-11-21 18:44:08,488 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:08,489 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 218 [2023-11-21 18:44:08,664 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:08,666 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2023-11-21 18:44:08,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:08,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:08,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:08,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:08,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:09,010 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:09,025 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:09,039 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:09,186 INFO L224 Elim1Store]: Index analysis took 379 ms [2023-11-21 18:44:09,476 INFO L349 Elim1Store]: treesize reduction 229, result has 14.9 percent of original size [2023-11-21 18:44:09,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 12 case distinctions, treesize of input 1047 treesize of output 1123 [2023-11-21 18:44:11,519 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:11,520 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 319 [2023-11-21 18:44:11,711 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:11,713 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2023-11-21 18:44:11,832 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:11,834 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2023-11-21 18:44:11,944 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:11,944 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2023-11-21 18:44:12,109 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:12,110 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 391 [2023-11-21 18:44:12,197 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:12,198 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 335 [2023-11-21 18:44:12,344 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:12,346 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 711 [2023-11-21 18:44:12,557 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:12,561 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 680 [2023-11-21 18:44:12,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:12,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:12,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:12,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:12,789 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:13,068 INFO L349 Elim1Store]: treesize reduction 194, result has 30.7 percent of original size [2023-11-21 18:44:13,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 1194 treesize of output 1252 [2023-11-21 18:44:14,166 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:14,168 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:14,246 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:14,301 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:14,550 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:14,551 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 300 [2023-11-21 18:44:14,692 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:14,693 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 300 [2023-11-21 18:44:14,804 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:14,805 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2023-11-21 18:44:14,859 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:14,860 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2023-11-21 18:44:14,960 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:15,263 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:15,263 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2023-11-21 18:44:15,339 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:15,341 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2023-11-21 18:44:15,455 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:15,456 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2023-11-21 18:44:15,555 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,761 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:15,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,771 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:15,776 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-21 18:44:15,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 23 [2023-11-21 18:44:15,864 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:15,865 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2023-11-21 18:44:15,894 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:15,895 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2023-11-21 18:44:15,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:15,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:15,996 INFO L349 Elim1Store]: treesize reduction 133, result has 24.4 percent of original size [2023-11-21 18:44:15,996 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 4 case distinctions, treesize of input 123 treesize of output 151 [2023-11-21 18:44:16,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,269 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,295 INFO L349 Elim1Store]: treesize reduction 34, result has 12.8 percent of original size [2023-11-21 18:44:16,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 167 treesize of output 175 [2023-11-21 18:44:16,354 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,356 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2023-11-21 18:44:16,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,396 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,401 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,402 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2023-11-21 18:44:16,412 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,413 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2023-11-21 18:44:16,432 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,434 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2023-11-21 18:44:16,472 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,474 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2023-11-21 18:44:16,572 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,573 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2023-11-21 18:44:16,623 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,624 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2023-11-21 18:44:16,726 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,726 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 138 [2023-11-21 18:44:16,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,840 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,841 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2023-11-21 18:44:16,856 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,857 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2023-11-21 18:44:16,873 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,874 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2023-11-21 18:44:16,883 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,884 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-21 18:44:16,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:16,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:16,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 136 [2023-11-21 18:44:16,966 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,966 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-21 18:44:16,990 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:16,990 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2023-11-21 18:44:17,008 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:17,009 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2023-11-21 18:44:17,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:17,044 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:17,045 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:17,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 5 [2023-11-21 18:44:22,370 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 18:44:23,348 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base|))) (and (= (select .cse0 |c_func_to_recursive_line_25_to_33_0_#in~y.offset|) 0) (not (and (let ((.cse1 (= (select .cse0 0) 0))) (or (and (or (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_136 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_136) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|))))) (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_135 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_135) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|)))))) .cse1) (and .cse1 (or (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_126 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_126) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|) 0) 0)))) (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_125 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_125) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|))))))))) (= |c_func_to_recursive_line_25_to_33_0_#in~y.offset| 0))))) is different from false [2023-11-21 18:44:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 73 transitions. [2023-11-21 18:44:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-21 18:44:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:44:24,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:44:24,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,812 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 45 treesize of output 45 [2023-11-21 18:44:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-21 18:44:24,835 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 53 treesize of output 25 [2023-11-21 18:44:24,839 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 18:44:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,857 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 50 treesize of output 50 [2023-11-21 18:44:24,864 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,865 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,866 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,879 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 32 treesize of output 40 [2023-11-21 18:44:24,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 40 [2023-11-21 18:44:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2023-11-21 18:44:24,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,936 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-21 18:44:24,936 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 2 case distinctions, treesize of input 22 treesize of output 16 [2023-11-21 18:44:24,940 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,951 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 45 treesize of output 45 [2023-11-21 18:44:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-21 18:44:24,974 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:24,997 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 45 treesize of output 45 [2023-11-21 18:44:25,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-21 18:44:25,017 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,018 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-21 18:44:25,035 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-21 18:44:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-21 18:44:25,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,070 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 [2023-11-21 18:44:25,075 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,090 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-21 18:44:25,090 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 2 case distinctions, treesize of input 22 treesize of output 16 [2023-11-21 18:44:25,094 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-21 18:44:25,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-21 18:44:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,128 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 [2023-11-21 18:44:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:25,139 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 32 treesize of output 40 [2023-11-21 18:44:25,147 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,147 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,154 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,155 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:25,348 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 18:44:26,929 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base|))) (and (not (= (select (select |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~x.base|) |c_func_to_recursive_line_25_to_33_0_#in~x.offset|) 0)) (= (select .cse0 |c_func_to_recursive_line_25_to_33_0_#in~y.offset|) 0) (not (and (let ((.cse1 (= (select .cse0 0) 0))) (or (and (or (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_136 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_136) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|))))) (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_135 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_135) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|)))))) .cse1) (and .cse1 (or (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_126 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_126) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|) 0) 0)))) (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_125 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_125) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|))))))))) (= |c_func_to_recursive_line_25_to_33_0_#in~y.offset| 0))))) is different from false [2023-11-21 18:44:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:28,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 85 transitions. [2023-11-21 18:44:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 85 transitions. [2023-11-21 18:44:28,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:44:28,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:28,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:29,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:44:29,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:29,037 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:29,043 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 45 treesize of output 42 [2023-11-21 18:44:29,060 INFO L349 Elim1Store]: treesize reduction 18, result has 30.8 percent of original size [2023-11-21 18:44:29,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2023-11-21 18:44:29,066 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:29,067 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:29,079 INFO L349 Elim1Store]: treesize reduction 14, result has 39.1 percent of original size [2023-11-21 18:44:29,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 53 [2023-11-21 18:44:29,086 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 25 treesize of output 22 [2023-11-21 18:44:29,092 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 12 treesize of output 15 [2023-11-21 18:44:29,101 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:29,102 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2023-11-21 18:44:29,144 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2023-11-21 18:44:29,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-21 18:44:29,179 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 50 treesize of output 47 [2023-11-21 18:44:29,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,195 INFO L349 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2023-11-21 18:44:29,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 1 [2023-11-21 18:44:29,201 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-21 18:44:29,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 23 [2023-11-21 18:44:29,205 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:29,210 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-21 18:44:29,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 1 [2023-11-21 18:44:29,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,226 INFO L349 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2023-11-21 18:44:29,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 1 [2023-11-21 18:44:29,233 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-21 18:44:29,233 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 29 treesize of output 23 [2023-11-21 18:44:29,237 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:29,243 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-21 18:44:29,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 1 [2023-11-21 18:44:29,268 INFO L349 Elim1Store]: treesize reduction 143, result has 0.7 percent of original size [2023-11-21 18:44:29,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 230 treesize of output 1 [2023-11-21 18:44:29,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,288 INFO L349 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2023-11-21 18:44:29,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 1 [2023-11-21 18:44:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2023-11-21 18:44:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,298 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 [2023-11-21 18:44:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,314 INFO L349 Elim1Store]: treesize reduction 79, result has 1.3 percent of original size [2023-11-21 18:44:29,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 1 [2023-11-21 18:44:29,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,335 INFO L349 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2023-11-21 18:44:29,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 141 treesize of output 1 [2023-11-21 18:44:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,356 INFO L349 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2023-11-21 18:44:29,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 1 [2023-11-21 18:44:29,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,378 INFO L349 Elim1Store]: treesize reduction 75, result has 1.3 percent of original size [2023-11-21 18:44:29,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 116 treesize of output 1 [2023-11-21 18:44:29,389 INFO L349 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-21 18:44:29,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 114 treesize of output 127 [2023-11-21 18:44:29,391 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:29,396 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:29,397 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-21 18:44:29,401 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:29,402 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2023-11-21 18:44:29,407 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 75 treesize of output 65 [2023-11-21 18:44:29,413 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 48 treesize of output 45 [2023-11-21 18:44:29,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 1 [2023-11-21 18:44:29,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:29,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-21 18:44:29,441 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 45 treesize of output 42 [2023-11-21 18:44:29,451 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-21 18:44:29,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 84 [2023-11-21 18:44:29,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:29,465 INFO L349 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2023-11-21 18:44:29,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 1 [2023-11-21 18:44:29,684 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 18:44:32,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:32,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 73 states and 91 transitions. [2023-11-21 18:44:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2023-11-21 18:44:32,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:44:32,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:32,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:32,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:44:32,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:32,802 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:32,815 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 14 treesize of output 17 [2023-11-21 18:44:32,816 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:32,820 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 18:44:32,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-21 18:44:32,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-21 18:44:32,840 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 14 treesize of output 17 [2023-11-21 18:44:32,841 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:44:32,853 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 18:44:32,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,864 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 18:44:32,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-21 18:44:32,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,888 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 34 treesize of output 42 [2023-11-21 18:44:32,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,903 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 39 treesize of output 47 [2023-11-21 18:44:32,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,918 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 34 treesize of output 42 [2023-11-21 18:44:32,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,933 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 8 [2023-11-21 18:44:32,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-21 18:44:32,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,954 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 16 treesize of output 16 [2023-11-21 18:44:32,958 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:44:32,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:32,971 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 32 treesize of output 40 [2023-11-21 18:44:33,296 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 18:44:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.