./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44b18e123610caaf6237dddd08dfbd765ad919d1168e6261239628431b3c22b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:17,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:17,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:26:17,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:17,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:17,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:17,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:17,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:17,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:17,524 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:17,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:17,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:17,528 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:17,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:17,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:17,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:17,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:17,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:17,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:17,537 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:17,537 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:17,538 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:17,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:17,538 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:17,539 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:17,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:17,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:17,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:17,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:17,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:17,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:17,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:17,543 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:17,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:17,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:17,544 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_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44b18e123610caaf6237dddd08dfbd765ad919d1168e6261239628431b3c22b1 [2023-11-21 18:26:17,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:17,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:17,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:17,905 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:17,905 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:17,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c [2023-11-21 18:26:21,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:21,321 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:21,321 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/sv-benchmarks/c/array-multidimensional/init-2-n-u.c [2023-11-21 18:26:21,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/data/ebe1849ae/0d58559e65864029b5756f0c7b3fc780/FLAG384352dcc [2023-11-21 18:26:21,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/data/ebe1849ae/0d58559e65864029b5756f0c7b3fc780 [2023-11-21 18:26:21,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:21,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:21,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:21,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:21,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:21,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@110e17a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21, skipping insertion in model container [2023-11-21 18:26:21,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:21,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:21,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:21,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:21,622 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:21,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21 WrapperNode [2023-11-21 18:26:21,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:21,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:21,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:21,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:21,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,663 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2023-11-21 18:26:21,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:21,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:21,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:21,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:21,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,691 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:21,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:21,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:21,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:21,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:21,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:21,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:21,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a1844a-c780-471b-a9c3-7f56f358eb09/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:21,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:21,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:21,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:21,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:26:21,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:21,886 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:21,889 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:22,175 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:22,224 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:22,224 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:26:22,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22 BoogieIcfgContainer [2023-11-21 18:26:22,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:22,227 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:22,227 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:22,239 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:22,240 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22" (1/1) ... [2023-11-21 18:26:22,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-21 18:26:22,307 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-21 18:26:22,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:26:22,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:22,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-21 18:26:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-21 18:26:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:26:22,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:22,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-21 18:26:22,763 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-21 18:26:22,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:26:22,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:22,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-11-21 18:26:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-11-21 18:26:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:26:22,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:22,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:22,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2023-11-21 18:26:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2023-11-21 18:26:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:26:23,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2023-11-21 18:26:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-11-21 18:26:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:26:23,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2023-11-21 18:26:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2023-11-21 18:26:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:26:23,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2023-11-21 18:26:23,505 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2023-11-21 18:26:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:26:23,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2023-11-21 18:26:23,605 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2023-11-21 18:26:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:26:23,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 86 transitions. [2023-11-21 18:26:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2023-11-21 18:26:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:26:23,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2023-11-21 18:26:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-11-21 18:26:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:23,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:23,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2023-11-21 18:26:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2023-11-21 18:26:24,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:24,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:24,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:24,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:24,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 53 states and 95 transitions. [2023-11-21 18:26:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2023-11-21 18:26:24,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:24,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:24,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 98 transitions. [2023-11-21 18:26:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 98 transitions. [2023-11-21 18:26:24,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:24,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:24,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:24,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 103 transitions. [2023-11-21 18:26:24,963 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2023-11-21 18:26:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:24,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:24,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 60 states and 104 transitions. [2023-11-21 18:26:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 104 transitions. [2023-11-21 18:26:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:26:25,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:26:25,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:25,145 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 111 transitions. [2023-11-21 18:26:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 111 transitions. [2023-11-21 18:26:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:26:25,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:25,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2023-11-21 18:26:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2023-11-21 18:26:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:26:25,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:26:25,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:25,689 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:25,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-21 18:26:25,906 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-21 18:26:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:26:25,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:25,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:26,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 118 transitions. [2023-11-21 18:26:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2023-11-21 18:26:26,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:26,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:26:26,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 74 states and 125 transitions. [2023-11-21 18:26:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 125 transitions. [2023-11-21 18:26:26,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:26,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:26,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 77 states and 128 transitions. [2023-11-21 18:26:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 128 transitions. [2023-11-21 18:26:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:26,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:26:26,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:26,723 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 80 states and 131 transitions. [2023-11-21 18:26:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 131 transitions. [2023-11-21 18:26:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:26,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:26,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:27,005 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:26:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:27,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 132 transitions. [2023-11-21 18:26:27,099 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 132 transitions. [2023-11-21 18:26:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:26:27,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:27,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:27,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:26:27,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:27,202 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 85 states and 139 transitions. [2023-11-21 18:26:27,493 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 139 transitions. [2023-11-21 18:26:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:26:27,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:27,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:27,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:27,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:26:27,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 88 states and 142 transitions. [2023-11-21 18:26:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2023-11-21 18:26:27,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:26:27,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:27,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:27,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:26:27,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2023-11-21 18:26:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2023-11-21 18:26:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:28,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:28,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:28,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:28,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:26:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 93 states and 146 transitions. [2023-11-21 18:26:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2023-11-21 18:26:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:28,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:28,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:28,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:26:28,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:28,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2023-11-21 18:26:28,797 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2023-11-21 18:26:28,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:28,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:28,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:28,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:28,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:26:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 99 states and 156 transitions. [2023-11-21 18:26:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 156 transitions. [2023-11-21 18:26:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:29,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:29,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:29,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:26:29,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2023-11-21 18:26:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2023-11-21 18:26:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:26:29,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:29,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:29,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:29,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:26:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2023-11-21 18:26:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2023-11-21 18:26:29,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:29,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:29,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:29,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:26:29,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 107 states and 167 transitions. [2023-11-21 18:26:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-11-21 18:26:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:30,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:30,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:30,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:30,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:30,284 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:26:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2023-11-21 18:26:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-11-21 18:26:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:30,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:30,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:30,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:26:30,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 113 states and 173 transitions. [2023-11-21 18:26:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 173 transitions. [2023-11-21 18:26:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:26:31,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:31,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:26:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 115 states and 174 transitions. [2023-11-21 18:26:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2023-11-21 18:26:31,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:26:31,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:26:31,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:31,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 118 states and 181 transitions. [2023-11-21 18:26:31,729 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 181 transitions. [2023-11-21 18:26:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:26:31,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:31,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:26:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 121 states and 184 transitions. [2023-11-21 18:26:32,050 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2023-11-21 18:26:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:26:32,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:26:32,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:32,254 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 124 states and 187 transitions. [2023-11-21 18:26:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 187 transitions. [2023-11-21 18:26:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:32,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:32,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:32,715 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:26:32,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 126 states and 188 transitions. [2023-11-21 18:26:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 188 transitions. [2023-11-21 18:26:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:32,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:26:32,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:33,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 195 transitions. [2023-11-21 18:26:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 195 transitions. [2023-11-21 18:26:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:33,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:33,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:33,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:33,467 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:26:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 132 states and 198 transitions. [2023-11-21 18:26:33,744 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 198 transitions. [2023-11-21 18:26:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:33,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:33,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:26:33,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:34,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 135 states and 201 transitions. [2023-11-21 18:26:34,348 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 201 transitions. [2023-11-21 18:26:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:26:34,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:34,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:26:34,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 137 states and 202 transitions. [2023-11-21 18:26:34,566 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 202 transitions. [2023-11-21 18:26:34,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:26:34,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:26:34,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 140 states and 209 transitions. [2023-11-21 18:26:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 209 transitions. [2023-11-21 18:26:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:26:35,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,298 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:26:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 143 states and 212 transitions. [2023-11-21 18:26:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 212 transitions. [2023-11-21 18:26:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:26:35,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,810 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 146 states and 215 transitions. [2023-11-21 18:26:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 215 transitions. [2023-11-21 18:26:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:26:36,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:36,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:36,294 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 148 states and 216 transitions. [2023-11-21 18:26:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2023-11-21 18:26:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:26:36,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:26:36,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:36,609 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:37,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2023-11-21 18:26:37,042 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2023-11-21 18:26:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:26:37,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:37,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 154 states and 226 transitions. [2023-11-21 18:26:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2023-11-21 18:26:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:26:37,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:26:37,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 229 transitions. [2023-11-21 18:26:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 229 transitions. [2023-11-21 18:26:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:38,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:38,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:38,195 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:26:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 159 states and 230 transitions. [2023-11-21 18:26:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 230 transitions. [2023-11-21 18:26:38,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:26:38,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:26:38,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:38,539 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 162 states and 237 transitions. [2023-11-21 18:26:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2023-11-21 18:26:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:26:38,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:39,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:39,106 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:26:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 165 states and 240 transitions. [2023-11-21 18:26:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 240 transitions. [2023-11-21 18:26:39,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:26:39,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:26:39,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:40,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 168 states and 243 transitions. [2023-11-21 18:26:40,111 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 243 transitions. [2023-11-21 18:26:40,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:40,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:40,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:40,217 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:26:40,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 170 states and 244 transitions. [2023-11-21 18:26:40,393 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 244 transitions. [2023-11-21 18:26:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:26:40,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:26:40,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 173 states and 251 transitions. [2023-11-21 18:26:41,085 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 251 transitions. [2023-11-21 18:26:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:26:41,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:41,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:26:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 176 states and 254 transitions. [2023-11-21 18:26:41,515 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 254 transitions. [2023-11-21 18:26:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:26:41,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:26:41,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:41,820 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 179 states and 257 transitions. [2023-11-21 18:26:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 257 transitions. [2023-11-21 18:26:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:26:42,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:42,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:42,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:42,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:26:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:42,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 181 states and 258 transitions. [2023-11-21 18:26:42,546 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 258 transitions. [2023-11-21 18:26:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:26:42,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:42,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:42,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:26:42,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:42,735 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:43,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 184 states and 265 transitions. [2023-11-21 18:26:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 265 transitions. [2023-11-21 18:26:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:26:43,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:43,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:43,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:26:43,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 187 states and 268 transitions. [2023-11-21 18:26:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 268 transitions. [2023-11-21 18:26:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:26:43,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:43,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:26:43,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:44,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 190 states and 271 transitions. [2023-11-21 18:26:44,632 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 271 transitions. [2023-11-21 18:26:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:26:44,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:44,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:44,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:26:44,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:44,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 192 states and 272 transitions. [2023-11-21 18:26:44,915 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 272 transitions. [2023-11-21 18:26:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:26:44,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:44,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:26:44,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:45,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 195 states and 279 transitions. [2023-11-21 18:26:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 279 transitions. [2023-11-21 18:26:45,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:26:45,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:45,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:45,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:26:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 198 states and 282 transitions. [2023-11-21 18:26:46,134 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 282 transitions. [2023-11-21 18:26:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:26:46,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:46,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:26:46,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 201 states and 285 transitions. [2023-11-21 18:26:47,014 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 285 transitions. [2023-11-21 18:26:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:26:47,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:47,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:47,131 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:26:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 203 states and 286 transitions. [2023-11-21 18:26:47,312 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 286 transitions. [2023-11-21 18:26:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:26:47,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:26:47,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:47,556 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 206 states and 293 transitions. [2023-11-21 18:26:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 293 transitions. [2023-11-21 18:26:48,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:26:48,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:48,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:48,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:48,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:26:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 209 states and 296 transitions. [2023-11-21 18:26:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 296 transitions. [2023-11-21 18:26:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:26:48,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:48,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:48,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:26:48,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:48,961 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:49,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 212 states and 299 transitions. [2023-11-21 18:26:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2023-11-21 18:26:49,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:49,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:49,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:49,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:49,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:49,613 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:26:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 214 states and 300 transitions. [2023-11-21 18:26:49,790 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 300 transitions. [2023-11-21 18:26:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:49,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:49,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:49,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:26:49,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:50,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 217 states and 307 transitions. [2023-11-21 18:26:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 307 transitions. [2023-11-21 18:26:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:50,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:50,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:50,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:50,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:50,771 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:26:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 220 states and 310 transitions. [2023-11-21 18:26:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 310 transitions. [2023-11-21 18:26:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:51,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:51,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:51,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:26:51,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:52,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 223 states and 313 transitions. [2023-11-21 18:26:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 313 transitions. [2023-11-21 18:26:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:26:52,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:52,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:52,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:52,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:26:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:52,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 225 states and 314 transitions. [2023-11-21 18:26:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 314 transitions. [2023-11-21 18:26:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:26:52,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:52,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:52,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:26:52,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:52,722 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:53,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:53,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 228 states and 321 transitions. [2023-11-21 18:26:53,340 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 321 transitions. [2023-11-21 18:26:53,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:26:53,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:53,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:53,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:53,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:26:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:53,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 231 states and 324 transitions. [2023-11-21 18:26:53,889 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 324 transitions. [2023-11-21 18:26:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:26:53,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:53,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:53,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:26:53,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:54,367 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:55,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 234 states and 327 transitions. [2023-11-21 18:26:55,054 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 327 transitions. [2023-11-21 18:26:55,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:26:55,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:55,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:55,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:55,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-21 18:26:55,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 236 states and 328 transitions. [2023-11-21 18:26:55,396 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 328 transitions. [2023-11-21 18:26:55,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:55,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:55,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:55,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:26:55,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 239 states and 335 transitions. [2023-11-21 18:26:56,468 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 335 transitions. [2023-11-21 18:26:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:56,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:56,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:56,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:56,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-21 18:26:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 242 states and 338 transitions. [2023-11-21 18:26:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 338 transitions. [2023-11-21 18:26:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:57,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:57,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:57,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:26:57,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:58,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 245 states and 341 transitions. [2023-11-21 18:26:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 341 transitions. [2023-11-21 18:26:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:26:58,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:58,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:58,401 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-21 18:26:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 247 states and 342 transitions. [2023-11-21 18:26:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 342 transitions. [2023-11-21 18:26:58,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:26:58,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:26:58,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 250 states and 349 transitions. [2023-11-21 18:26:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 349 transitions. [2023-11-21 18:26:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:26:59,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:59,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-21 18:27:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2023-11-21 18:27:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2023-11-21 18:27:00,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:00,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:27:00,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2023-11-21 18:27:01,559 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2023-11-21 18:27:01,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:01,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:01,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-21 18:27:01,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 258 states and 356 transitions. [2023-11-21 18:27:01,942 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 356 transitions. [2023-11-21 18:27:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:01,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:02,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:27:02,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:02,260 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 261 states and 363 transitions. [2023-11-21 18:27:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 363 transitions. [2023-11-21 18:27:03,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:03,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:03,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:03,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:03,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-21 18:27:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 264 states and 366 transitions. [2023-11-21 18:27:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 366 transitions. [2023-11-21 18:27:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:03,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:03,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:03,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:27:03,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:04,140 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 267 states and 369 transitions. [2023-11-21 18:27:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 369 transitions. [2023-11-21 18:27:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:27:04,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:04,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:04,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:04,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-21 18:27:05,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 269 states and 370 transitions. [2023-11-21 18:27:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 370 transitions. [2023-11-21 18:27:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:27:05,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:05,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:05,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:27:05,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 272 states and 377 transitions. [2023-11-21 18:27:06,320 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 377 transitions. [2023-11-21 18:27:06,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:27:06,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:06,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:06,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:06,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:06,455 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-21 18:27:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:06,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 275 states and 380 transitions. [2023-11-21 18:27:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 380 transitions. [2023-11-21 18:27:06,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:27:06,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:06,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:06,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:27:07,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 278 states and 383 transitions. [2023-11-21 18:27:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 383 transitions. [2023-11-21 18:27:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:27:08,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:08,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:08,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:08,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-21 18:27:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 280 states and 384 transitions. [2023-11-21 18:27:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 384 transitions. [2023-11-21 18:27:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:27:08,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:08,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-21 18:27:08,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:09,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 283 states and 391 transitions. [2023-11-21 18:27:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 391 transitions. [2023-11-21 18:27:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:27:09,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:09,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:09,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:09,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-21 18:27:10,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 286 states and 394 transitions. [2023-11-21 18:27:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 394 transitions. [2023-11-21 18:27:10,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:27:10,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:10,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:10,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-21 18:27:10,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 23 proven. 651 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 289 states and 397 transitions. [2023-11-21 18:27:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 397 transitions. [2023-11-21 18:27:11,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:27:11,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:11,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:11,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:11,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:11,767 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2023-11-21 18:27:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 291 states and 398 transitions. [2023-11-21 18:27:12,007 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 398 transitions. [2023-11-21 18:27:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:27:12,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:12,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:12,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-21 18:27:12,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.