./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL --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 635e58724a56c62caeff3bee7749decbe4fed7f75c2f747c3a69f15f74dc7ff3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:59,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:00,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:05:00,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:00,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:00,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:00,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:00,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:00,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:00,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:00,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:00,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:00,171 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:00,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:00,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:00,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:00,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:00,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:00,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:00,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:00,177 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:00,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:00,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:00,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:00,181 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:00,181 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:00,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:00,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:00,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:00,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:00,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:00,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:00,185 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:00,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:00,186 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:00,186 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_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635e58724a56c62caeff3bee7749decbe4fed7f75c2f747c3a69f15f74dc7ff3 [2023-11-19 04:05:00,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:00,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:00,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:00,608 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:00,608 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:00,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps6.c [2023-11-19 04:05:03,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:04,021 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:04,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/sv-benchmarks/c/recursified_nla-digbench/recursified_ps6.c [2023-11-19 04:05:04,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/data/e251be681/4d9519f6730a40ca9eeb6579e067c9c2/FLAGe8e3a1a1e [2023-11-19 04:05:04,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/data/e251be681/4d9519f6730a40ca9eeb6579e067c9c2 [2023-11-19 04:05:04,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:04,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:04,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:04,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:04,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:04,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d5a8f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04, skipping insertion in model container [2023-11-19 04:05:04,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:04,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:04,371 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:04,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:04,423 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:04,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04 WrapperNode [2023-11-19 04:05:04,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:04,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:04,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:04,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:04,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,487 INFO L138 Inliner]: procedures = 16, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 143 [2023-11-19 04:05:04,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:04,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:04,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:04,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:04,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:04,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:04,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:04,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:04,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:04" (1/1) ... [2023-11-19 04:05:04,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:04,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:04,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:04,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444d6c0f-1cc7-4f48-99f3-521ceb08bcd8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_33_0 [2023-11-19 04:05:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_33_0 [2023-11-19 04:05:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:05:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:05:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:05:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:05:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:04,765 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:04,768 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:05,782 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:05,862 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:05,863 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:05:05,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:05 BoogieIcfgContainer [2023-11-19 04:05:05,877 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:05,878 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:05,879 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:05,890 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:05,892 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:05" (1/1) ... [2023-11-19 04:05:05,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:05,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-19 04:05:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-19 04:05:06,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:05:06,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:06,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:06,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 225 states and 229 transitions. [2023-11-19 04:05:06,963 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-19 04:05:06,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:05:06,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:06,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:07,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 226 states and 230 transitions. [2023-11-19 04:05:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 230 transitions. [2023-11-19 04:05:07,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:05:07,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:07,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:07,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:05:07,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:07,481 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 04:05:07,523 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-19 04:05:07,524 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 20 treesize of output 28 [2023-11-19 04:05:07,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:07,535 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 28 treesize of output 28 [2023-11-19 04:05:07,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:07,548 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 [2023-11-19 04:05:07,612 INFO L349 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2023-11-19 04:05:07,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 66 [2023-11-19 04:05:07,624 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:07,626 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 04:05:07,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:07,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:07,678 INFO L349 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2023-11-19 04:05:07,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 91 [2023-11-19 04:05:07,700 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 [2023-11-19 04:05:07,740 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2023-11-19 04:05:07,741 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 23 treesize of output 25 [2023-11-19 04:05:07,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:07,834 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:07,836 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2023-11-19 04:05:07,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 12 [2023-11-19 04:05:08,012 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 04:05:08,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,024 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 25 treesize of output 40 [2023-11-19 04:05:08,031 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 04:05:08,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,056 INFO L349 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2023-11-19 04:05:08,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 1 [2023-11-19 04:05:08,060 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 04:05:08,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,076 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 30 treesize of output 45 [2023-11-19 04:05:08,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-11-19 04:05:08,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:05:08,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,136 INFO L349 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2023-11-19 04:05:08,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 1 [2023-11-19 04:05:08,141 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 04:05:08,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,181 INFO L349 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2023-11-19 04:05:08,182 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 2 case distinctions, treesize of input 82 treesize of output 1 [2023-11-19 04:05:08,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:08,198 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 25 treesize of output 40 [2023-11-19 04:05:08,205 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:08,206 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2023-11-19 04:05:08,214 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 04:05:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 231 states and 237 transitions. [2023-11-19 04:05:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 237 transitions. [2023-11-19 04:05:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:08,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:08,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:09,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:05:09,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:09,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:09,137 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-19 04:05:09,138 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 [2023-11-19 04:05:09,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:09,160 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 [2023-11-19 04:05:09,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:09,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:09,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:09,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:09,485 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:09,486 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2023-11-19 04:05:09,511 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:09,512 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-19 04:05:09,596 INFO L349 Elim1Store]: treesize reduction 43, result has 2.3 percent of original size [2023-11-19 04:05:09,597 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 24 [2023-11-19 04:05:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 232 states and 239 transitions. [2023-11-19 04:05:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 239 transitions. [2023-11-19 04:05:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:05:09,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:09,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:09,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:05:09,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:09,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:09,886 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2023-11-19 04:05:09,887 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 59 treesize of output 22 [2023-11-19 04:05:09,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:09,942 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2023-11-19 04:05:09,943 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 59 treesize of output 22 [2023-11-19 04:05:09,951 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 [2023-11-19 04:05:09,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:10,015 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2023-11-19 04:05:10,016 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 59 treesize of output 22 [2023-11-19 04:05:10,027 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 [2023-11-19 04:05:10,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:10,101 INFO L349 Elim1Store]: treesize reduction 109, result has 12.1 percent of original size [2023-11-19 04:05:10,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 22 [2023-11-19 04:05:10,116 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 [2023-11-19 04:05:10,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 237 states and 245 transitions. [2023-11-19 04:05:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 245 transitions. [2023-11-19 04:05:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:05:11,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:11,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:11,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:05:11,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:11,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:11,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:11,721 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-19 04:05:11,722 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 [2023-11-19 04:05:11,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:11,742 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 77 treesize of output 73 [2023-11-19 04:05:11,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:11,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:11,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:11,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:05:11,958 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:11,959 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-19 04:05:12,005 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 [2023-11-19 04:05:12,014 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 [2023-11-19 04:05:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,034 INFO L349 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2023-11-19 04:05:12,035 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 [2023-11-19 04:05:12,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:05:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:12,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:12,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 240 states and 248 transitions. [2023-11-19 04:05:12,343 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 248 transitions. [2023-11-19 04:05:12,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:05:12,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:12,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:12,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:05:12,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:12,447 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-19 04:05:12,447 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 [2023-11-19 04:05:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2023-11-19 04:05:12,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,494 INFO L349 Elim1Store]: treesize reduction 36, result has 25.0 percent of original size [2023-11-19 04:05:12,494 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 [2023-11-19 04:05:12,546 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-19 04:05:12,547 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 [2023-11-19 04:05:12,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 04:05:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:12,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 241 states and 250 transitions. [2023-11-19 04:05:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 250 transitions. [2023-11-19 04:05:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:05:12,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:12,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:12,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:05:12,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:12,682 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-19 04:05:12,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 32 [2023-11-19 04:05:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2023-11-19 04:05:12,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-19 04:05:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-19 04:05:12,724 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 04:05:12,725 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 04:05:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-19 04:05:12,750 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:12,751 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2023-11-19 04:05:12,757 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 04:05:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2023-11-19 04:05:12,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 17 [2023-11-19 04:05:12,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:05:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 242 states and 251 transitions. [2023-11-19 04:05:12,852 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 251 transitions. [2023-11-19 04:05:12,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:05:12,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:12,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:12,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:05:12,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:12,948 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-19 04:05:12,948 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 31 [2023-11-19 04:05:12,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:12,966 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2023-11-19 04:05:12,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 33 [2023-11-19 04:05:12,975 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 [2023-11-19 04:05:13,006 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-19 04:05:13,006 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 21 [2023-11-19 04:05:13,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:13,016 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 [2023-11-19 04:05:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:13,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2023-11-19 04:05:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:13,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 245 states and 254 transitions. [2023-11-19 04:05:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 254 transitions. [2023-11-19 04:05:13,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:05:13,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:13,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:13,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:05:13,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:13,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:15,244 INFO L349 Elim1Store]: treesize reduction 509, result has 32.8 percent of original size [2023-11-19 04:05:15,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 7 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 29 case distinctions, treesize of input 3070 treesize of output 2026 [2023-11-19 04:05:15,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2023-11-19 04:05:15,610 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 [2023-11-19 04:05:15,769 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 [2023-11-19 04:05:16,507 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:16,509 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 471 [2023-11-19 04:05:17,130 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:17,132 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 495 [2023-11-19 04:05:18,543 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:18,546 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 492 [2023-11-19 04:05:18,845 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:18,858 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1284 [2023-11-19 04:05:22,238 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:22,239 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 373 [2023-11-19 04:05:22,431 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:22,432 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 606 [2023-11-19 04:05:22,998 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:22,999 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2023-11-19 04:05:23,326 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:23,342 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1977 [2023-11-19 04:05:26,248 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:26,253 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 926 [2023-11-19 04:05:27,254 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:27,255 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2023-11-19 04:05:27,580 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:27,587 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1594 [2023-11-19 04:05:29,958 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 5009 treesize of output 4939 [2023-11-19 04:05:32,151 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:32,182 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4153 [2023-11-19 04:05:39,270 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:39,272 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 411 [2023-11-19 04:05:39,377 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:39,378 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 447 [2023-11-19 04:05:42,929 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 121 treesize of output 198 [2023-11-19 04:05:53,368 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 116 treesize of output 193 [2023-11-19 04:05:53,439 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 116 treesize of output 193 [2023-11-19 04:05:53,514 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 119 treesize of output 196 [2023-11-19 04:05:53,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 196