./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/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_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/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_cac8759e-8db0-40c7-bdce-36b1a442cdba/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 d94a3da3db9550646108ab2896efbec5cb4c1aaac9b3aa0cc18eed94f30dde4d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:36,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:36,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:42:36,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:36,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:36,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:36,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:36,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:36,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:36,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:36,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:36,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:36,552 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:36,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:36,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:36,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:36,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:36,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:36,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:36,556 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:36,557 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:36,557 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:36,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:36,560 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:36,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:36,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:36,562 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:36,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:36,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:36,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:36,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:36,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:36,569 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:36,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:36,570 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:36,570 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_cac8759e-8db0-40c7-bdce-36b1a442cdba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d94a3da3db9550646108ab2896efbec5cb4c1aaac9b3aa0cc18eed94f30dde4d [2023-11-21 18:42:36,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:36,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:36,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:36,925 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:36,925 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:36,927 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c [2023-11-21 18:42:40,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:40,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:40,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c [2023-11-21 18:42:40,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/data/b1751ccab/d6f8750739284cc584e6cde313b522e4/FLAG0cba040a5 [2023-11-21 18:42:40,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/data/b1751ccab/d6f8750739284cc584e6cde313b522e4 [2023-11-21 18:42:40,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:40,455 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:40,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:40,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:40,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:40,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d06ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40, skipping insertion in model container [2023-11-21 18:42:40,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,506 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:40,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:40,751 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:40,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:40,813 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:40,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40 WrapperNode [2023-11-21 18:42:40,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:40,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:40,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:40,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:40,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,872 INFO L138 Inliner]: procedures = 16, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-21 18:42:40,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:40,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:40,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:40,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:40,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:40,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:40,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:40,900 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:40,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:40" (1/1) ... [2023-11-21 18:42:40,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:40,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:40,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:40,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac8759e-8db0-40c7-bdce-36b1a442cdba/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_33_0 [2023-11-21 18:42:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_33_0 [2023-11-21 18:42:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:42:40,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:42:40,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:42:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:40,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:40,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:42:40,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:42:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:42:40,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:42:41,100 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:41,103 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:41,626 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:41,664 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:41,664 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:42:41,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:41 BoogieIcfgContainer [2023-11-21 18:42:41,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:41,667 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:41,667 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:41,685 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:41,688 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:41" (1/1) ... [2023-11-21 18:42:41,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:42:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-21 18:42:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-21 18:42:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:42:41,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:41,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:42,586 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 18:42:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 110 transitions. [2023-11-21 18:42:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2023-11-21 18:42:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:42:42,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:42,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:42,952 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 18:42:42,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 111 transitions. [2023-11-21 18:42:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 111 transitions. [2023-11-21 18:42:42,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:42:42,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:42,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:43,506 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 18:42:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:44,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 113 states and 118 transitions. [2023-11-21 18:42:44,361 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 118 transitions. [2023-11-21 18:42:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:42:44,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:44,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:44,696 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 18:42:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:44,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 114 states and 119 transitions. [2023-11-21 18:42:44,726 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 119 transitions. [2023-11-21 18:42:44,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:42:44,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:44,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:44,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:42:44,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:44,958 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-21 18:42:44,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 32 [2023-11-21 18:42:44,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:44,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:44,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2023-11-21 18:42:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:44,993 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 18:42:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,045 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 18:42:45,058 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:45,059 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:45,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,109 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 18:42:45,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,141 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 18:42:45,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-21 18:42:45,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,167 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 18:42:45,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,193 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 18:42:45,205 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:45,206 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-21 18:42:45,223 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:45,224 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:45,224 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:45,326 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 18:42:45,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 115 states and 121 transitions. [2023-11-21 18:42:45,543 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-21 18:42:45,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:42:45,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:42:45,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:45,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,707 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-21 18:42:45,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2023-11-21 18:42:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:45,732 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 68 treesize of output 62 [2023-11-21 18:42:45,754 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 18:42:45,868 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 18:42:45,885 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 18:42:45,902 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 18:42:46,030 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:46,032 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-21 18:42:46,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 16 [2023-11-21 18:42:46,109 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 18:42:46,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:46,132 INFO L349 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2023-11-21 18:42:46,133 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 65 [2023-11-21 18:42:46,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:46,146 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 18:42:46,175 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 18:42:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 117 states and 124 transitions. [2023-11-21 18:42:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 124 transitions. [2023-11-21 18:42:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:42:46,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:46,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:46,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:46,658 INFO L349 Elim1Store]: treesize reduction 135, result has 34.8 percent of original size [2023-11-21 18:42:46,658 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 10 case distinctions, treesize of input 78 treesize of output 199 [2023-11-21 18:42:46,712 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:46,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 208 treesize of output 208 [2023-11-21 18:42:46,735 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:46,736 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2023-11-21 18:42:46,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:47,029 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 18:42:47,055 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 18:42:47,117 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 18:42:47,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 27 [2023-11-21 18:42:47,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:49,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:49,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:50,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:50,029 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-11-21 18:42:50,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 414 treesize of output 344 [2023-11-21 18:42:50,048 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 278 treesize of output 278 [2023-11-21 18:42:50,064 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 272 treesize of output 272 [2023-11-21 18:42:50,083 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 266 treesize of output 266 [2023-11-21 18:42:50,102 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 260 treesize of output 260 [2023-11-21 18:42:50,122 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 254 treesize of output 254 [2023-11-21 18:42:50,148 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 248 treesize of output 248 [2023-11-21 18:42:50,178 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 242 treesize of output 242 [2023-11-21 18:42:50,213 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 236 treesize of output 236 [2023-11-21 18:42:50,220 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2023-11-21 18:42:50,265 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-21 18:42:50,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2023-11-21 18:42:50,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:50,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:50,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:50,342 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-21 18:42:50,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2023-11-21 18:42:50,368 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-21 18:42:50,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2023-11-21 18:42:50,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:50,419 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 18:42:50,434 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 18:42:50,449 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 18:42:50,465 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 18:42:50,506 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 18:42:50,530 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 18:42:50,536 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 18:42:50,559 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 18:42:50,570 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 18:42:50,602 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 18:42:50,615 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 18:42:50,643 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 18:42:50,655 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 18:42:50,679 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 18:42:50,690 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 18:42:50,699 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 18:42:50,717 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 18:42:50,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-21 18:42:50,749 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 18:42:50,757 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 18:42:50,820 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:50,821 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-21 18:42:50,867 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:50,868 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2023-11-21 18:42:50,942 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:50,943 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-21 18:42:51,005 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,007 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2023-11-21 18:42:51,099 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,101 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2023-11-21 18:42:51,219 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,220 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-21 18:42:51,251 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,252 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2023-11-21 18:42:51,332 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,333 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2023-11-21 18:42:51,351 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,352 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-21 18:42:51,372 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,373 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-21 18:42:51,390 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:51,391 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-21 18:42:51,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:51,480 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 18:42:51,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:51,498 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 18:42:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:51,560 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 25 treesize of output 1 [2023-11-21 18:42:51,811 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 18:42:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 126 transitions. [2023-11-21 18:42:51,909 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 126 transitions. [2023-11-21 18:42:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:42:51,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:51,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:51,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-21 18:42:51,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:51,996 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-21 18:42:51,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2023-11-21 18:42:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,009 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 53 treesize of output 49 [2023-11-21 18:42:52,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,039 INFO L349 Elim1Store]: treesize reduction 36, result has 25.0 percent of original size [2023-11-21 18:42:52,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 36 [2023-11-21 18:42:52,107 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-21 18:42:52,107 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 32 treesize of output 16 [2023-11-21 18:42:52,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:52,157 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 18:42:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 127 transitions. [2023-11-21 18:42:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-21 18:42:52,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:52,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:52,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:52,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:42:52,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:52,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,249 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 18:42:52,257 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:52,258 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2023-11-21 18:42:52,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,273 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 18:42:52,309 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:52,310 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2023-11-21 18:42:52,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,324 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 18:42:52,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,350 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 18:42:52,358 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:52,359 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2023-11-21 18:42:52,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:52,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-21 18:42:52,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,426 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 18:42:52,433 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:52,434 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2023-11-21 18:42:52,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:52,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,480 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 18:42:52,487 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:52,488 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2023-11-21 18:42:52,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:52,521 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:52,522 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2023-11-21 18:42:52,529 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 13 treesize of output 1 [2023-11-21 18:42:52,576 INFO L349 Elim1Store]: treesize reduction 39, result has 40.0 percent of original size [2023-11-21 18:42:52,577 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 41 [2023-11-21 18:42:52,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,584 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 41 treesize of output 32 [2023-11-21 18:42:52,591 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 10 treesize of output 8 [2023-11-21 18:42:52,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,602 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 18:42:52,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,622 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 18:42:52,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,638 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 18:42:52,653 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-21 18:42:52,654 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 18:42:52,657 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:52,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,669 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 18:42:52,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,685 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 18:42:52,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:52,718 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 18:42:52,894 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 18:42:53,018 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 18:42:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 127 states and 136 transitions. [2023-11-21 18:42:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2023-11-21 18:42:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:53,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-21 18:42:53,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:53,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:54,044 INFO L349 Elim1Store]: treesize reduction 207, result has 32.8 percent of original size [2023-11-21 18:42:54,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 378 treesize of output 388 [2023-11-21 18:42:54,098 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 18:42:54,123 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:54,125 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2023-11-21 18:42:54,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:42:54,235 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 18:42:54,328 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 18:42:54,365 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 18:42:54,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2023-11-21 18:42:54,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:54,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:54,634 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:54,664 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:54,797 INFO L349 Elim1Store]: treesize reduction 156, result has 13.8 percent of original size [2023-11-21 18:42:54,798 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 13 case distinctions, treesize of input 230 treesize of output 242 [2023-11-21 18:42:55,004 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:55,006 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 337 [2023-11-21 18:42:55,139 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:55,140 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2023-11-21 18:42:55,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:55,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:55,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:55,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:56,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:56,144 INFO L349 Elim1Store]: treesize reduction 43, result has 38.6 percent of original size [2023-11-21 18:42:56,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 1156 treesize of output 1095 [2023-11-21 18:42:56,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 343 [2023-11-21 18:42:56,397 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:56,399 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2023-11-21 18:42:56,876 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:56,877 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2023-11-21 18:42:56,983 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:56,984 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2023-11-21 18:42:57,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,176 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 47 treesize of output 31 [2023-11-21 18:42:57,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,187 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,190 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 1 [2023-11-21 18:42:57,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,203 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 47 treesize of output 31 [2023-11-21 18:42:57,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,213 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,216 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 1 [2023-11-21 18:42:57,228 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:57,229 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2023-11-21 18:42:57,241 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:57,242 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2023-11-21 18:42:57,279 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:57,280 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2023-11-21 18:42:57,300 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:57,301 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2023-11-21 18:42:57,328 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,330 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,334 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 45 treesize of output 35 [2023-11-21 18:42:57,346 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:57,347 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2023-11-21 18:42:57,390 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 18:42:57,398 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:57,399 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-21 18:42:57,400 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:42:57,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2023-11-21 18:42:57,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 21 treesize of output 1 [2023-11-21 18:42:57,431 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:42:57,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,484 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 29 [2023-11-21 18:42:57,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,496 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 18:42:57,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:57,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:57,741 INFO L349 Elim1Store]: treesize reduction 70, result has 24.7 percent of original size [2023-11-21 18:42:57,743 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 5 new quantified variables, introduced 10 case distinctions, treesize of input 3430 treesize of output 3281 [2023-11-21 18:42:58,080 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:42:58,105 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:42:58,125 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:42:58,152 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:42:58,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:58,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:42:58,338 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:42:58,345 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-21 18:42:58,346 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 2 case distinctions, treesize of input 33 treesize of output 7 [2023-11-21 18:42:58,349 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:58,350 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2023-11-21 18:42:58,359 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:42:58,359 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-21 18:42:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:01,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 139 states and 152 transitions. [2023-11-21 18:43:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-21 18:43:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:43:01,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:01,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:01,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:01,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:02,070 INFO L349 Elim1Store]: treesize reduction 173, result has 29.4 percent of original size [2023-11-21 18:43:02,070 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 10 case distinctions, treesize of input 110 treesize of output 215 [2023-11-21 18:43:02,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:02,129 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:02,198 INFO L349 Elim1Store]: treesize reduction 127, result has 12.4 percent of original size [2023-11-21 18:43:02,198 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 3 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 130 [2023-11-21 18:43:02,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:02,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:02,260 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:02,317 INFO L349 Elim1Store]: treesize reduction 114, result has 18.0 percent of original size [2023-11-21 18:43:02,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 11 case distinctions, treesize of input 84 treesize of output 77 [2023-11-21 18:43:02,343 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 18:43:02,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:43:02,518 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 18:43:02,574 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 18:43:02,599 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 18:43:02,689 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 18:43:02,754 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 18:43:02,818 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:02,818 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-11-21 18:43:02,826 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:02,827 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-21 18:43:02,827 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:02,853 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-21 18:43:02,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 44 [2023-11-21 18:43:02,868 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:02,869 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-21 18:43:02,870 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:02,907 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-21 18:43:02,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 44 [2023-11-21 18:43:02,937 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:02,938 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-21 18:43:02,939 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:03,036 INFO L349 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2023-11-21 18:43:03,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 179 [2023-11-21 18:43:03,060 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,061 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-21 18:43:03,063 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:03,130 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,131 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-21 18:43:03,133 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:03,233 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,234 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-21 18:43:03,236 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:03,302 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,303 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-21 18:43:03,305 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:03,409 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,410 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-21 18:43:03,412 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-21 18:43:03,704 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,706 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-21 18:43:03,777 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:03,778 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2023-11-21 18:43:05,058 INFO L349 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2023-11-21 18:43:05,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 188 [2023-11-21 18:43:05,134 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:05,135 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2023-11-21 18:43:05,149 INFO L349 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2023-11-21 18:43:05,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 11 [2023-11-21 18:43:05,254 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-21 18:43:05,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 18 [2023-11-21 18:43:05,394 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-21 18:43:05,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-21 18:43:05,584 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:05,591 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:05,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:05,612 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:05,618 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:05,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:05,709 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:05,710 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2023-11-21 18:43:05,729 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:05,730 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2023-11-21 18:43:05,764 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:05,770 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-21 18:43:05,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 11 [2023-11-21 18:43:05,846 INFO L349 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2023-11-21 18:43:05,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 11 [2023-11-21 18:43:05,948 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-21 18:43:05,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-21 18:43:06,008 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:06,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:06,015 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-21 18:43:06,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 31 [2023-11-21 18:43:06,021 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:06,021 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2023-11-21 18:43:06,195 INFO L349 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2023-11-21 18:43:06,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 188 [2023-11-21 18:43:06,301 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:06,307 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:06,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:06,313 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:06,314 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2023-11-21 18:43:06,447 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-21 18:43:06,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-21 18:43:06,614 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:06,615 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2023-11-21 18:43:06,741 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:06,747 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:06,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:06,772 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:06,774 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2023-11-21 18:43:06,814 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:06,820 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-21 18:43:06,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 11 [2023-11-21 18:43:06,974 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-21 18:43:06,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-21 18:43:07,144 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:07,151 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:07,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:07,195 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:07,207 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:07,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:07,301 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:07,308 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:07,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:07,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 18:43:07,353 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-21 18:43:07,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-21 18:43:07,376 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:07,377 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2023-11-21 18:43:07,451 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:07,457 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1262 [2023-11-21 18:43:07,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:07,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:07,843 INFO L349 Elim1Store]: treesize reduction 39, result has 39.1 percent of original size [2023-11-21 18:43:07,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 77 [2023-11-21 18:43:08,386 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 18:43:09,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:09,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 146 states and 162 transitions. [2023-11-21 18:43:09,019 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 162 transitions. [2023-11-21 18:43:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:09,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:09,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:09,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:43:09,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:09,097 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-21 18:43:09,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2023-11-21 18:43:09,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:09,108 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 80 treesize of output 74 [2023-11-21 18:43:09,133 INFO L349 Elim1Store]: treesize reduction 36, result has 25.0 percent of original size [2023-11-21 18:43:09,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 36 [2023-11-21 18:43:09,251 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 18:43:09,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:09,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 148 states and 166 transitions. [2023-11-21 18:43:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 166 transitions. [2023-11-21 18:43:09,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:43:09,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:09,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:09,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:43:09,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:09,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:09,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:09,614 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-21 18:43:09,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2023-11-21 18:43:09,623 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 18:43:09,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:09,636 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 68 treesize of output 62 [2023-11-21 18:43:09,700 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 18:43:09,712 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 18:43:09,738 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 18:43:09,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 16 [2023-11-21 18:43:09,815 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 18:43:09,904 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 18:43:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 150 states and 170 transitions. [2023-11-21 18:43:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 170 transitions. [2023-11-21 18:43:10,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:43:10,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:10,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:10,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-21 18:43:10,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:10,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:10,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:10,592 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-21 18:43:10,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2023-11-21 18:43:10,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:10,608 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 80 treesize of output 74 [2023-11-21 18:43:10,620 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 18:43:10,658 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 18:43:10,669 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 18:43:10,680 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 18:43:10,774 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:10,775 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-21 18:43:10,793 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:10,794 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-21 18:43:10,837 INFO L349 Elim1Store]: treesize reduction 43, result has 2.3 percent of original size [2023-11-21 18:43:10,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 22 [2023-11-21 18:43:10,875 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 18:43:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 151 states and 171 transitions. [2023-11-21 18:43:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 171 transitions. [2023-11-21 18:43:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:43:10,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:10,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:10,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-21 18:43:10,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:10,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:10,995 INFO L349 Elim1Store]: treesize reduction 40, result has 35.5 percent of original size [2023-11-21 18:43:10,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 45 [2023-11-21 18:43:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:11,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:11,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:11,021 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2023-11-21 18:43:11,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 50 [2023-11-21 18:43:11,036 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-21 18:43:11,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 112 [2023-11-21 18:43:11,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 163 states and 191 transitions. [2023-11-21 18:43:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 191 transitions. [2023-11-21 18:43:15,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:43:15,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-21 18:43:15,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:15,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,409 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-21 18:43:15,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 22 [2023-11-21 18:43:15,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,432 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-21 18:43:15,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 22 [2023-11-21 18:43:15,436 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 10 treesize of output 8 [2023-11-21 18:43:15,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,457 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-21 18:43:15,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 22 [2023-11-21 18:43:15,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,493 INFO L349 Elim1Store]: treesize reduction 86, result has 7.5 percent of original size [2023-11-21 18:43:15,494 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 2 case distinctions, treesize of input 78 treesize of output 22 [2023-11-21 18:43:15,500 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 26 treesize of output 24 [2023-11-21 18:43:15,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,590 INFO L349 Elim1Store]: treesize reduction 55, result has 40.9 percent of original size [2023-11-21 18:43:15,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2023-11-21 18:43:15,596 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:15,597 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2023-11-21 18:43:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:15,695 INFO L349 Elim1Store]: treesize reduction 177, result has 16.1 percent of original size [2023-11-21 18:43:15,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 218 treesize of output 285 [2023-11-21 18:43:15,723 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 39 treesize of output 37 [2023-11-21 18:43:15,808 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-21 18:43:15,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-21 18:43:15,921 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:15,921 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2023-11-21 18:43:15,942 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:15,942 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2023-11-21 18:43:15,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-21 18:43:16,057 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-21 18:43:16,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 31 [2023-11-21 18:43:16,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:16,130 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 18:43:16,221 INFO L349 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2023-11-21 18:43:16,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 194 treesize of output 230 [2023-11-21 18:43:16,870 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 28 treesize of output 11 [2023-11-21 18:43:16,919 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:16,920 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2023-11-21 18:43:16,942 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:16,943 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2023-11-21 18:43:16,966 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 35 treesize of output 21