./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC --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 e51b21c2da790a7136d7ad701fd2bec1367e3ae6dd3a60c613fa7cfa4db22905 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:14:53,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:14:53,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:14:53,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:14:53,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:14:53,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:14:53,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:14:53,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:14:53,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:14:53,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:14:53,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:14:53,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:14:53,699 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:14:53,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:14:53,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:14:53,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:14:53,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:14:53,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:14:53,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:14:53,704 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:14:53,705 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:14:53,705 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:14:53,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:14:53,706 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:14:53,707 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:14:53,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:14:53,708 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:14:53,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:14:53,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:53,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:14:53,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:14:53,711 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:14:53,711 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:14:53,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:14:53,711 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:14:53,712 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_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e51b21c2da790a7136d7ad701fd2bec1367e3ae6dd3a60c613fa7cfa4db22905 [2023-11-23 20:14:54,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:14:54,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:14:54,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:14:54,033 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:14:54,033 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:14:54,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound20.c [2023-11-23 20:14:56,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:14:57,217 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:14:57,218 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound20.c [2023-11-23 20:14:57,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/data/9020d5fe9/7fbc568c45834cb48f720c56c9f556e6/FLAGdb314934a [2023-11-23 20:14:57,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/data/9020d5fe9/7fbc568c45834cb48f720c56c9f556e6 [2023-11-23 20:14:57,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:14:57,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:14:57,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:57,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:14:57,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:14:57,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344ebd33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57, skipping insertion in model container [2023-11-23 20:14:57,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,277 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:14:57,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:57,463 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:14:57,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:57,500 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:14:57,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57 WrapperNode [2023-11-23 20:14:57,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:57,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:57,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:14:57,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:14:57,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,553 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2023-11-23 20:14:57,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:57,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:14:57,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:14:57,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:14:57,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:14:57,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:14:57,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:14:57,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:14:57,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:57" (1/1) ... [2023-11-23 20:14:57,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:57,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:14:57,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:14:57,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b6a773-0466-4cd5-a2d0-83936fd094a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:14:57,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:14:57,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:14:57,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:14:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:14:57,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:14:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:14:57,767 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:14:57,770 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:14:58,457 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:14:58,511 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:14:58,512 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:14:58,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:58 BoogieIcfgContainer [2023-11-23 20:14:58,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:14:58,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:14:58,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:14:58,528 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:14:58,528 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:58" (1/1) ... [2023-11-23 20:14:58,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:14:58,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-23 20:14:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-23 20:14:58,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:14:58,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:58,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:58,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2023-11-23 20:14:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2023-11-23 20:14:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:14:58,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:58,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:14:58,906 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:14:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:14:58,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:58,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2023-11-23 20:14:59,102 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2023-11-23 20:14:59,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:14:59,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 193 states and 203 transitions. [2023-11-23 20:14:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2023-11-23 20:14:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:14:59,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 194 states and 204 transitions. [2023-11-23 20:14:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2023-11-23 20:14:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:14:59,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-23 20:14:59,711 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-23 20:14:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:14:59,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-23 20:14:59,783 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-23 20:14:59,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:14:59,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-23 20:14:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-23 20:14:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:14:59,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-23 20:14:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-23 20:14:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:14:59,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:59,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:59,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 197 states and 207 transitions. [2023-11-23 20:15:00,035 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 207 transitions. [2023-11-23 20:15:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:00,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-23 20:15:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-23 20:15:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:15:00,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 199 states and 209 transitions. [2023-11-23 20:15:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 209 transitions. [2023-11-23 20:15:00,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:15:00,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-23 20:15:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-23 20:15:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:15:00,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 200 states and 210 transitions. [2023-11-23 20:15:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 210 transitions. [2023-11-23 20:15:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:15:00,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 201 states and 211 transitions. [2023-11-23 20:15:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 211 transitions. [2023-11-23 20:15:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:15:00,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 202 states and 212 transitions. [2023-11-23 20:15:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 212 transitions. [2023-11-23 20:15:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:15:00,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 203 states and 214 transitions. [2023-11-23 20:15:00,525 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 214 transitions. [2023-11-23 20:15:00,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:15:00,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 205 states and 216 transitions. [2023-11-23 20:15:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 216 transitions. [2023-11-23 20:15:00,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:15:00,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 204 states and 215 transitions. [2023-11-23 20:15:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 215 transitions. [2023-11-23 20:15:00,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:15:00,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 207 states and 218 transitions. [2023-11-23 20:15:00,805 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 218 transitions. [2023-11-23 20:15:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:15:00,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-23 20:15:00,892 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-23 20:15:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:15:00,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 209 states and 220 transitions. [2023-11-23 20:15:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 220 transitions. [2023-11-23 20:15:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:15:00,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-23 20:15:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-23 20:15:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:15:00,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 210 states and 221 transitions. [2023-11-23 20:15:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 221 transitions. [2023-11-23 20:15:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:15:01,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 211 states and 222 transitions. [2023-11-23 20:15:01,155 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 222 transitions. [2023-11-23 20:15:01,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:15:01,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 212 states and 223 transitions. [2023-11-23 20:15:01,243 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 223 transitions. [2023-11-23 20:15:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:15:01,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 213 states and 225 transitions. [2023-11-23 20:15:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2023-11-23 20:15:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:15:01,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 212 states and 224 transitions. [2023-11-23 20:15:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 224 transitions. [2023-11-23 20:15:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:15:01,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 211 states and 223 transitions. [2023-11-23 20:15:01,535 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2023-11-23 20:15:01,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:15:01,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 215 states and 228 transitions. [2023-11-23 20:15:01,810 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 228 transitions. [2023-11-23 20:15:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:15:01,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 220 states and 235 transitions. [2023-11-23 20:15:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 235 transitions. [2023-11-23 20:15:02,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:15:02,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:02,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:02,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:02,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 222 states and 237 transitions. [2023-11-23 20:15:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 237 transitions. [2023-11-23 20:15:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:02,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:02,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:02,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:02,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 229 states and 244 transitions. [2023-11-23 20:15:02,723 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 244 transitions. [2023-11-23 20:15:02,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:15:02,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:02,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:02,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:02,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:02,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 230 states and 245 transitions. [2023-11-23 20:15:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 245 transitions. [2023-11-23 20:15:02,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:15:02,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:02,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:02,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:02,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:02,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:03,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 263 states and 282 transitions. [2023-11-23 20:15:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 282 transitions. [2023-11-23 20:15:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:15:03,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:03,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:03,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:03,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 297 states and 320 transitions. [2023-11-23 20:15:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 320 transitions. [2023-11-23 20:15:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:15:04,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:04,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:04,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:04,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 300 states and 325 transitions. [2023-11-23 20:15:05,114 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 325 transitions. [2023-11-23 20:15:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:15:05,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:05,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:05,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:05,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 303 states and 329 transitions. [2023-11-23 20:15:05,927 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 329 transitions. [2023-11-23 20:15:05,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:15:05,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:05,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:05,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:05,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 308 states and 336 transitions. [2023-11-23 20:15:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 336 transitions. [2023-11-23 20:15:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:15:06,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:06,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:06,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:06,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 314 states and 343 transitions. [2023-11-23 20:15:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 343 transitions. [2023-11-23 20:15:08,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:15:08,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:08,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:08,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:08,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 355 states and 392 transitions. [2023-11-23 20:15:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 392 transitions. [2023-11-23 20:15:09,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:15:09,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:09,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:09,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:09,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 358 states and 399 transitions. [2023-11-23 20:15:09,915 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 399 transitions. [2023-11-23 20:15:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:15:09,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:09,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:09,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:09,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:10,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:11,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 400 states and 450 transitions. [2023-11-23 20:15:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 450 transitions. [2023-11-23 20:15:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:15:11,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:11,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:11,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:11,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:11,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:12,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:12,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 404 states and 459 transitions. [2023-11-23 20:15:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 459 transitions. [2023-11-23 20:15:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:15:12,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:12,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:12,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:12,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 407 states and 464 transitions. [2023-11-23 20:15:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 464 transitions. [2023-11-23 20:15:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:15:12,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:12,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:12,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:12,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:13,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 411 states and 470 transitions. [2023-11-23 20:15:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 470 transitions. [2023-11-23 20:15:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:15:13,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:13,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:13,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 415 states and 477 transitions. [2023-11-23 20:15:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 477 transitions. [2023-11-23 20:15:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:15:14,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:14,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:14,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:14,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:14,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 417 states and 481 transitions. [2023-11-23 20:15:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 481 transitions. [2023-11-23 20:15:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:15:14,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:14,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:14,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:14,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:14,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:14,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 416 states and 480 transitions. [2023-11-23 20:15:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 480 transitions. [2023-11-23 20:15:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:15:14,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:14,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:14,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:14,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:14,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:15,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 421 states and 488 transitions. [2023-11-23 20:15:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 488 transitions. [2023-11-23 20:15:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:15:15,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:15,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:15,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 423 states and 492 transitions. [2023-11-23 20:15:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 492 transitions. [2023-11-23 20:15:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:15:15,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:15,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:15,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:15,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 432 states and 506 transitions. [2023-11-23 20:15:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 506 transitions. [2023-11-23 20:15:17,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:15:17,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:17,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:17,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:17,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:17,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 436 states and 510 transitions. [2023-11-23 20:15:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 510 transitions. [2023-11-23 20:15:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:15:17,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:17,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:17,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:17,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:17,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:17,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 437 states and 512 transitions. [2023-11-23 20:15:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 512 transitions. [2023-11-23 20:15:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:15:17,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:17,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:17,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:17,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:17,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:17,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 436 states and 511 transitions. [2023-11-23 20:15:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 511 transitions. [2023-11-23 20:15:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:15:17,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:17,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:17,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:18,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:18,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 438 states and 513 transitions. [2023-11-23 20:15:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 513 transitions. [2023-11-23 20:15:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:15:18,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:18,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:18,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:18,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 444 states and 519 transitions. [2023-11-23 20:15:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 519 transitions. [2023-11-23 20:15:18,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:15:18,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:18,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:18,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:18,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 443 states and 518 transitions. [2023-11-23 20:15:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 518 transitions. [2023-11-23 20:15:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:15:19,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:19,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:19,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:19,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:19,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:19,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 450 states and 525 transitions. [2023-11-23 20:15:19,716 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 525 transitions. [2023-11-23 20:15:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:15:19,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:19,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:19,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:19,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:19,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 453 states and 528 transitions. [2023-11-23 20:15:19,860 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 528 transitions. [2023-11-23 20:15:19,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:15:19,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:19,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:19,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:19,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:20,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:20,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:20,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 461 states and 536 transitions. [2023-11-23 20:15:20,638 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 536 transitions. [2023-11-23 20:15:20,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:15:20,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:20,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:20,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:20,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:20,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 474 states and 554 transitions. [2023-11-23 20:15:21,406 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 554 transitions. [2023-11-23 20:15:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:15:21,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:21,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:21,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:21,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:21,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 473 states and 553 transitions. [2023-11-23 20:15:21,699 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 553 transitions. [2023-11-23 20:15:21,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:15:21,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:21,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:21,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:21,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:21,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:23,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 576 transitions. [2023-11-23 20:15:23,013 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 576 transitions. [2023-11-23 20:15:23,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:15:23,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:23,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:23,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:23,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:23,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:23,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 487 states and 575 transitions. [2023-11-23 20:15:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 575 transitions. [2023-11-23 20:15:23,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:15:23,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:23,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:23,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:23,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 486 states and 574 transitions. [2023-11-23 20:15:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 574 transitions. [2023-11-23 20:15:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:15:23,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:23,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:23,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:23,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:26,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 538 states and 660 transitions. [2023-11-23 20:15:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 660 transitions. [2023-11-23 20:15:26,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:15:26,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:26,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:26,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:26,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:27,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:27,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 537 states and 659 transitions. [2023-11-23 20:15:27,189 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 659 transitions. [2023-11-23 20:15:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:15:27,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:27,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:27,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:27,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:27,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:30,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 590 states and 742 transitions. [2023-11-23 20:15:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 742 transitions. [2023-11-23 20:15:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:15:30,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:30,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:30,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:30,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:30,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 589 states and 741 transitions. [2023-11-23 20:15:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 741 transitions. [2023-11-23 20:15:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:15:31,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 588 states and 740 transitions. [2023-11-23 20:15:31,471 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 740 transitions. [2023-11-23 20:15:31,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:15:31,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 594 states and 757 transitions. [2023-11-23 20:15:33,417 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 757 transitions. [2023-11-23 20:15:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:15:33,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:33,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:33,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:34,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:34,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 597 states and 760 transitions. [2023-11-23 20:15:34,261 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 760 transitions. [2023-11-23 20:15:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:15:34,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:34,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:34,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:34,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:35,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 600 states and 763 transitions. [2023-11-23 20:15:35,118 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 763 transitions. [2023-11-23 20:15:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:15:35,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:35,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:35,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:35,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 599 states and 762 transitions. [2023-11-23 20:15:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 762 transitions. [2023-11-23 20:15:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:35,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:35,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:35,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:35,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 605 states and 777 transitions. [2023-11-23 20:15:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 777 transitions. [2023-11-23 20:15:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:37,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:37,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:37,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:37,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:38,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:38,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 609 states and 781 transitions. [2023-11-23 20:15:38,056 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 781 transitions. [2023-11-23 20:15:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:38,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:38,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:38,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:38,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 612 states and 784 transitions. [2023-11-23 20:15:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 784 transitions. [2023-11-23 20:15:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:38,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:38,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:38,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:38,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:40,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:40,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 611 states and 783 transitions. [2023-11-23 20:15:40,880 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 783 transitions. [2023-11-23 20:15:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:15:40,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:40,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:40,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:40,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:42,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:42,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 610 states and 782 transitions. [2023-11-23 20:15:42,517 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 782 transitions. [2023-11-23 20:15:42,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:15:42,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:42,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:42,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:42,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:42,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 613 states and 785 transitions. [2023-11-23 20:15:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 785 transitions. [2023-11-23 20:15:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:15:42,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:42,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:42,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:42,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:43,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 612 states and 784 transitions. [2023-11-23 20:15:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 784 transitions. [2023-11-23 20:15:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:15:43,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:43,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:43,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:43,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:43,815 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:43,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 613 states and 786 transitions. [2023-11-23 20:15:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2023-11-23 20:15:43,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:15:43,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:43,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:43,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:43,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:44,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:44,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 612 states and 785 transitions. [2023-11-23 20:15:44,524 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 785 transitions. [2023-11-23 20:15:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:15:44,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:44,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:44,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:44,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:48,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 666 states and 867 transitions. [2023-11-23 20:15:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 867 transitions. [2023-11-23 20:15:48,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:15:48,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:48,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:49,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:49,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 668 states and 869 transitions. [2023-11-23 20:15:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 869 transitions. [2023-11-23 20:15:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:15:49,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:49,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:49,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:49,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.