./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9 --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 d25bbd57503ddf7114a4e56e0d2f1aa1d87b632e5d2d981ebfe6e2db50f2e17b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:19:54,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:19:54,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:19:54,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:19:54,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:19:54,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:19:54,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:19:54,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:19:54,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:19:54,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:19:54,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:19:54,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:19:54,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:19:54,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:19:54,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:19:54,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:19:54,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:19:54,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:19:54,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:19:54,808 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:19:54,809 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:19:54,809 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:19:54,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:19:54,810 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:19:54,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:19:54,811 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:19:54,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:19:54,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:19:54,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:19:54,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:19:54,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:19:54,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:19:54,814 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:19:54,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:19:54,815 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:19:54,815 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_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d25bbd57503ddf7114a4e56e0d2f1aa1d87b632e5d2d981ebfe6e2db50f2e17b [2023-12-02 21:19:55,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:19:55,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:19:55,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:19:55,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:19:55,064 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:19:55,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound20.c [2023-12-02 21:19:57,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:19:57,937 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:19:57,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound20.c [2023-12-02 21:19:57,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/data/acd412f66/2a455cb05b1e4708a38823d214e29467/FLAGf4b58fbc3 [2023-12-02 21:19:58,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/data/acd412f66/2a455cb05b1e4708a38823d214e29467 [2023-12-02 21:19:58,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:19:58,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:19:58,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:19:58,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:19:58,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:19:58,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d280c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58, skipping insertion in model container [2023-12-02 21:19:58,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,359 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:19:58,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:19:58,520 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:19:58,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:19:58,552 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:19:58,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58 WrapperNode [2023-12-02 21:19:58,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:19:58,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:19:58,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:19:58,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:19:58,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,584 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-12-02 21:19:58,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:19:58,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:19:58,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:19:58,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:19:58,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:19:58,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:19:58,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:19:58,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:19:58,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:19:58,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:19:58,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:19:58,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59ec821-615b-4ead-8c66-aaa3973abe02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:19:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:19:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:19:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:19:58,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:19:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:19:58,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:19:58,726 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:19:58,727 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:19:58,934 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:19:58,959 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:19:58,959 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:19:58,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:19:58 BoogieIcfgContainer [2023-12-02 21:19:58,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:19:58,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:19:58,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:19:58,970 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:19:58,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:19:58" (1/1) ... [2023-12-02 21:19:58,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:19:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-12-02 21:19:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-12-02 21:19:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:19:59,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:19:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-12-02 21:19:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-12-02 21:19:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:19:59,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:19:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-12-02 21:19:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-12-02 21:19:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:19:59,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:19:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-12-02 21:19:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-12-02 21:19:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:19:59,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:19:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-12-02 21:19:59,402 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-12-02 21:19:59,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:19:59,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:19:59,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:19:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:19:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-12-02 21:19:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-12-02 21:19:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:19:59,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:19:59,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:19:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:19:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:19:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-12-02 21:19:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-12-02 21:19:59,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:19:59,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:19:59,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:19:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:19:59,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:19:59,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:19:59,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2023-12-02 21:20:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-12-02 21:20:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:20:00,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:00,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:00,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:00,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:00,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:00,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-12-02 21:20:00,802 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-12-02 21:20:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:20:00,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:00,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:00,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:00,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2023-12-02 21:20:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-12-02 21:20:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:20:00,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:00,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:00,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:00,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2023-12-02 21:20:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2023-12-02 21:20:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:20:01,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:01,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:01,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:01,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:01,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:01,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-12-02 21:20:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-12-02 21:20:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:20:01,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:01,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:01,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:01,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:02,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2023-12-02 21:20:02,252 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2023-12-02 21:20:02,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:20:02,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:02,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:02,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:02,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2023-12-02 21:20:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2023-12-02 21:20:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:20:03,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:03,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:03,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:03,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-12-02 21:20:03,292 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-12-02 21:20:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:20:03,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:03,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:03,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:03,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 131 states and 169 transitions. [2023-12-02 21:20:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 169 transitions. [2023-12-02 21:20:04,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:20:04,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:04,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:04,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:04,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 134 states and 175 transitions. [2023-12-02 21:20:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 175 transitions. [2023-12-02 21:20:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:20:04,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:04,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:04,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:04,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:05,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 188 transitions. [2023-12-02 21:20:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2023-12-02 21:20:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:20:05,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:05,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:05,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:05,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 203 transitions. [2023-12-02 21:20:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 203 transitions. [2023-12-02 21:20:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:20:06,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:06,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:06,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:06,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 215 transitions. [2023-12-02 21:20:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2023-12-02 21:20:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:20:06,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:06,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:06,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:06,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:07,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 214 transitions. [2023-12-02 21:20:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2023-12-02 21:20:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:20:07,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:07,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:07,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:07,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:07,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 159 states and 226 transitions. [2023-12-02 21:20:07,859 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 226 transitions. [2023-12-02 21:20:07,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:20:07,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:07,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:07,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:07,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 238 transitions. [2023-12-02 21:20:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 238 transitions. [2023-12-02 21:20:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:20:08,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:08,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:08,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:08,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:08,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:09,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:09,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 174 states and 253 transitions. [2023-12-02 21:20:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 253 transitions. [2023-12-02 21:20:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:20:09,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:09,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:09,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:09,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:10,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:10,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 173 states and 252 transitions. [2023-12-02 21:20:10,317 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2023-12-02 21:20:10,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:20:10,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:10,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:10,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:10,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 263 transitions. [2023-12-02 21:20:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-12-02 21:20:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:20:11,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:11,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:11,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:11,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:13,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:13,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 202 states and 309 transitions. [2023-12-02 21:20:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 309 transitions. [2023-12-02 21:20:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:20:13,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:13,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:13,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:13,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 223 states and 355 transitions. [2023-12-02 21:20:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 355 transitions. [2023-12-02 21:20:15,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:20:15,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:15,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:15,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:20:15,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:15,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:16,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:16,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 230 states and 375 transitions. [2023-12-02 21:20:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 375 transitions. [2023-12-02 21:20:16,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:20:16,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:16,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:16,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:20:16,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:17,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 233 states and 378 transitions. [2023-12-02 21:20:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 378 transitions. [2023-12-02 21:20:17,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:20:17,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:17,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:17,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:20:17,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:18,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 240 states and 389 transitions. [2023-12-02 21:20:18,154 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 389 transitions. [2023-12-02 21:20:18,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:20:18,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:18,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:18,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:20:18,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 243 states and 391 transitions. [2023-12-02 21:20:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 391 transitions. [2023-12-02 21:20:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:20:18,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:18,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:18,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:20:18,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:18,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 251 states and 405 transitions. [2023-12-02 21:20:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 405 transitions. [2023-12-02 21:20:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:20:20,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:20,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:20,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:20:20,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:20,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 254 states and 407 transitions. [2023-12-02 21:20:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 407 transitions. [2023-12-02 21:20:20,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:20:20,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:20,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:20,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:20,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 257 states and 413 transitions. [2023-12-02 21:20:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 413 transitions. [2023-12-02 21:20:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:20:21,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:21,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:21,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:20:21,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 417 transitions. [2023-12-02 21:20:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 417 transitions. [2023-12-02 21:20:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:20:22,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:22,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:22,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:20:22,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:22,866 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:23,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 262 states and 421 transitions. [2023-12-02 21:20:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 421 transitions. [2023-12-02 21:20:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:20:23,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:23,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:20:23,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 265 states and 427 transitions. [2023-12-02 21:20:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 427 transitions. [2023-12-02 21:20:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:20:24,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:24,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:24,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:24,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:27,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 282 states and 451 transitions. [2023-12-02 21:20:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 451 transitions. [2023-12-02 21:20:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:20:27,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:27,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:27,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:27,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 285 states and 453 transitions. [2023-12-02 21:20:28,302 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 453 transitions. [2023-12-02 21:20:28,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 21:20:28,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:28,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:28,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:28,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:28,441 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 305 states and 500 transitions. [2023-12-02 21:20:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 500 transitions. [2023-12-02 21:20:32,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 21:20:32,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:32,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:32,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:32,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 308 states and 502 transitions. [2023-12-02 21:20:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 502 transitions. [2023-12-02 21:20:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:20:32,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:32,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:32,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:32,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:20:33,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 308 states and 501 transitions. [2023-12-02 21:20:33,304 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 501 transitions. [2023-12-02 21:20:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:20:33,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:33,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:33,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:34,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:34,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 312 states and 514 transitions. [2023-12-02 21:20:34,214 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 514 transitions. [2023-12-02 21:20:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:20:34,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:34,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:34,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:20:34,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:34,247 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:20:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 317 states and 525 transitions. [2023-12-02 21:20:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 525 transitions. [2023-12-02 21:20:35,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:20:35,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:35,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:35,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:35,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 327 states and 549 transitions. [2023-12-02 21:20:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 549 transitions. [2023-12-02 21:20:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:20:36,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:36,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:36,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:20:36,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 333 states and 563 transitions. [2023-12-02 21:20:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 563 transitions. [2023-12-02 21:20:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:20:38,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:38,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:38,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:20:38,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 344 states and 590 transitions. [2023-12-02 21:20:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 590 transitions. [2023-12-02 21:20:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:20:40,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:40,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:40,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:20:40,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:45,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:45,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 383 states and 670 transitions. [2023-12-02 21:20:45,714 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 670 transitions. [2023-12-02 21:20:45,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:20:45,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:45,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:45,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:20:45,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 421 states and 747 transitions. [2023-12-02 21:20:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 747 transitions. [2023-12-02 21:20:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:20:50,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:50,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:20:50,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:52,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 429 states and 770 transitions. [2023-12-02 21:20:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 770 transitions. [2023-12-02 21:20:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:20:52,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:52,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:52,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:20:52,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 437 states and 784 transitions. [2023-12-02 21:20:55,343 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 784 transitions. [2023-12-02 21:20:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:20:55,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:55,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:55,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:20:55,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:57,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:57,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 445 states and 803 transitions. [2023-12-02 21:20:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 803 transitions. [2023-12-02 21:20:57,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:20:57,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:57,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:57,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:20:57,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:20:59,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:59,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 448 states and 815 transitions. [2023-12-02 21:20:59,090 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 815 transitions. [2023-12-02 21:20:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:20:59,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:59,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:59,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:20:59,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:59,543 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:21:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 450 states and 817 transitions. [2023-12-02 21:21:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 817 transitions. [2023-12-02 21:21:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:21:00,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:00,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:00,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:21:00,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:21:01,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:01,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 451 states and 820 transitions. [2023-12-02 21:21:01,121 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 820 transitions. [2023-12-02 21:21:01,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 21:21:01,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:01,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:01,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:21:01,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:01,305 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:04,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 464 states and 839 transitions. [2023-12-02 21:21:04,432 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 839 transitions. [2023-12-02 21:21:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:21:04,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:04,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:04,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:21:04,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:04,651 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:09,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 484 states and 898 transitions. [2023-12-02 21:21:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 898 transitions. [2023-12-02 21:21:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:21:09,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:09,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:09,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:21:09,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:09,769 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 21:21:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 484 states and 897 transitions. [2023-12-02 21:21:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 897 transitions. [2023-12-02 21:21:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:21:10,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:10,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:10,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:21:10,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:10,592 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:12,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 491 states and 921 transitions. [2023-12-02 21:21:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 921 transitions. [2023-12-02 21:21:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:21:12,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:12,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:12,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:21:12,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:21:14,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:14,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 496 states and 936 transitions. [2023-12-02 21:21:14,044 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 936 transitions. [2023-12-02 21:21:14,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:21:14,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:14,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:14,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:21:14,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:16,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 506 states and 966 transitions. [2023-12-02 21:21:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 966 transitions. [2023-12-02 21:21:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:21:16,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:16,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:16,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:21:16,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:18,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 515 states and 988 transitions. [2023-12-02 21:21:18,666 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 988 transitions. [2023-12-02 21:21:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 21:21:18,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:18,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:18,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:21:18,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 526 states and 1022 transitions. [2023-12-02 21:21:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1022 transitions. [2023-12-02 21:21:21,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:21:21,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:21,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:21,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:21:21,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:22,448 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:26,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 546 states and 1055 transitions. [2023-12-02 21:21:26,635 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1055 transitions. [2023-12-02 21:21:26,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 21:21:26,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:26,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:26,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:26,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 568 states and 1130 transitions. [2023-12-02 21:21:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1130 transitions. [2023-12-02 21:21:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:21:31,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:31,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:31,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:31,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:35,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 576 states and 1155 transitions. [2023-12-02 21:21:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1155 transitions. [2023-12-02 21:21:35,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:21:35,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:35,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:35,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:35,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:35,577 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:36,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 579 states and 1158 transitions. [2023-12-02 21:21:36,689 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1158 transitions. [2023-12-02 21:21:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:21:36,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:36,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:36,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:36,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 60 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 587 states and 1173 transitions. [2023-12-02 21:21:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1173 transitions. [2023-12-02 21:21:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:21:40,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:40,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:40,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:40,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:40,448 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 60 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:41,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 590 states and 1175 transitions. [2023-12-02 21:21:41,621 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1175 transitions. [2023-12-02 21:21:41,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:21:41,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:41,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:41,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:41,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:41,934 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 598 states and 1198 transitions. [2023-12-02 21:21:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1198 transitions. [2023-12-02 21:21:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:21:44,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:44,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:44,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:21:44,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 601 states and 1200 transitions. [2023-12-02 21:21:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1200 transitions. [2023-12-02 21:21:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 21:21:45,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:45,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:45,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:21:45,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 604 states and 1217 transitions. [2023-12-02 21:21:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1217 transitions. [2023-12-02 21:21:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 21:21:47,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:47,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:47,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:21:47,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:21:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 607 states and 1224 transitions. [2023-12-02 21:21:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1224 transitions. [2023-12-02 21:21:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:21:50,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:50,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:50,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:21:50,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:21:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 620 states and 1244 transitions. [2023-12-02 21:21:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1244 transitions. [2023-12-02 21:21:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:21:54,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:54,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:54,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:21:54,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:21:56,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 623 states and 1246 transitions. [2023-12-02 21:21:56,173 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1246 transitions. [2023-12-02 21:21:56,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 21:21:56,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:56,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:56,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:21:56,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 643 states and 1315 transitions. [2023-12-02 21:22:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1315 transitions. [2023-12-02 21:22:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 21:22:03,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:03,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:03,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:22:03,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:05,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 646 states and 1317 transitions. [2023-12-02 21:22:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1317 transitions. [2023-12-02 21:22:05,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:22:05,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:05,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:05,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:22:05,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:05,174 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:22:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 646 states and 1316 transitions. [2023-12-02 21:22:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1316 transitions. [2023-12-02 21:22:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:22:06,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:06,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:22:06,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:09,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 653 states and 1344 transitions. [2023-12-02 21:22:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1344 transitions. [2023-12-02 21:22:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:22:09,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:09,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:09,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:22:09,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-12-02 21:22:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 658 states and 1361 transitions. [2023-12-02 21:22:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1361 transitions. [2023-12-02 21:22:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:22:11,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:11,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:11,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:22:11,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:14,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 668 states and 1396 transitions. [2023-12-02 21:22:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1396 transitions. [2023-12-02 21:22:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 21:22:14,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:14,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:14,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:22:14,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:18,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:18,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 677 states and 1421 transitions. [2023-12-02 21:22:18,019 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1421 transitions. [2023-12-02 21:22:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:22:18,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:18,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:18,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:22:18,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:21,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 688 states and 1461 transitions. [2023-12-02 21:22:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1461 transitions. [2023-12-02 21:22:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 21:22:21,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:21,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:21,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:21,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:30,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 728 states and 1517 transitions. [2023-12-02 21:22:30,729 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1517 transitions. [2023-12-02 21:22:30,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 21:22:30,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:30,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:30,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:22:30,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:32,245 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 750 states and 1625 transitions. [2023-12-02 21:22:37,314 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1625 transitions. [2023-12-02 21:22:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 21:22:37,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:37,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:37,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:37,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:42,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:42,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 758 states and 1651 transitions. [2023-12-02 21:22:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1651 transitions. [2023-12-02 21:22:42,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 21:22:42,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:42,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:42,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:42,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:42,459 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:43,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:43,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 761 states and 1654 transitions. [2023-12-02 21:22:43,875 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1654 transitions. [2023-12-02 21:22:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 21:22:43,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:43,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:43,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:43,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 120 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:48,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 769 states and 1669 transitions. [2023-12-02 21:22:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1669 transitions. [2023-12-02 21:22:48,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 21:22:48,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:48,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:48,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 120 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:50,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:50,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 772 states and 1671 transitions. [2023-12-02 21:22:50,137 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1671 transitions. [2023-12-02 21:22:50,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 21:22:50,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:50,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:50,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:50,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:54,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 780 states and 1700 transitions. [2023-12-02 21:22:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1700 transitions. [2023-12-02 21:22:54,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 21:22:54,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:54,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:54,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:22:54,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 783 states and 1702 transitions. [2023-12-02 21:22:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1702 transitions. [2023-12-02 21:22:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 21:22:55,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:55,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:55,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:22:55,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:22:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:58,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 786 states and 1724 transitions. [2023-12-02 21:22:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1724 transitions. [2023-12-02 21:22:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:22:58,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:58,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:58,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:22:58,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:23:01,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:01,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 789 states and 1732 transitions. [2023-12-02 21:23:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1732 transitions. [2023-12-02 21:23:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 21:23:01,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:01,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:01,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:23:01,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:02,340 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 802 states and 1752 transitions. [2023-12-02 21:23:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1752 transitions. [2023-12-02 21:23:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 21:23:08,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:08,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:08,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:23:08,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 805 states and 1754 transitions. [2023-12-02 21:23:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1754 transitions. [2023-12-02 21:23:10,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 21:23:10,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:10,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:10,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:23:10,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:21,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:21,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 825 states and 1832 transitions. [2023-12-02 21:23:21,032 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1832 transitions. [2023-12-02 21:23:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 21:23:21,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:21,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:21,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:23:21,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:21,160 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 828 states and 1834 transitions. [2023-12-02 21:23:22,806 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1834 transitions. [2023-12-02 21:23:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:23:22,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:22,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:22,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:23:22,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:22,852 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-12-02 21:23:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:23,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 828 states and 1833 transitions. [2023-12-02 21:23:23,890 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1833 transitions. [2023-12-02 21:23:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:23:23,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:23,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:23,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:23:23,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:24,474 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 835 states and 1865 transitions. [2023-12-02 21:23:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1865 transitions. [2023-12-02 21:23:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 21:23:28,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:28,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:28,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:23:28,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-12-02 21:23:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 840 states and 1884 transitions. [2023-12-02 21:23:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1884 transitions. [2023-12-02 21:23:30,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 21:23:30,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:30,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:30,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:23:30,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 850 states and 1924 transitions. [2023-12-02 21:23:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1924 transitions. [2023-12-02 21:23:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 21:23:35,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:35,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:35,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:23:35,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:39,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:39,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 859 states and 1952 transitions. [2023-12-02 21:23:39,005 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1952 transitions. [2023-12-02 21:23:39,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 21:23:39,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:39,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:39,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:23:39,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:23:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:43,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 870 states and 1999 transitions. [2023-12-02 21:23:43,918 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1999 transitions. [2023-12-02 21:23:43,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 21:23:43,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:43,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:43,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:23:43,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:52,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 890 states and 2037 transitions. [2023-12-02 21:23:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 2037 transitions. [2023-12-02 21:23:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 21:23:52,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:52,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:52,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:23:52,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 929 states and 2161 transitions. [2023-12-02 21:24:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2161 transitions. [2023-12-02 21:24:04,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 21:24:04,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:04,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:04,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:24:04,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:05,195 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 15 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:10,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 949 states and 2221 transitions. [2023-12-02 21:24:10,767 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 2221 transitions. [2023-12-02 21:24:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:24:10,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:10,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:10,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:10,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:11,170 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 230 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:17,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 957 states and 2249 transitions. [2023-12-02 21:24:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2249 transitions. [2023-12-02 21:24:17,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:24:17,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:17,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:17,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:17,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 230 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:21,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 962 states and 2256 transitions. [2023-12-02 21:24:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2256 transitions. [2023-12-02 21:24:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:24:21,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:21,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:21,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:21,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:21,244 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 230 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:23,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 965 states and 2259 transitions. [2023-12-02 21:24:23,268 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 2259 transitions. [2023-12-02 21:24:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 21:24:23,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:23,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:23,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 200 proven. 35 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:29,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 973 states and 2275 transitions. [2023-12-02 21:24:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2275 transitions. [2023-12-02 21:24:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 21:24:29,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:29,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:29,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:29,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:29,542 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 200 proven. 35 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 978 states and 2280 transitions. [2023-12-02 21:24:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2280 transitions. [2023-12-02 21:24:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 21:24:32,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:32,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:32,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:32,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:33,133 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 200 proven. 35 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:34,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:34,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 981 states and 2282 transitions. [2023-12-02 21:24:34,959 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2282 transitions. [2023-12-02 21:24:34,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 21:24:34,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:34,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:34,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:34,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:35,529 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 989 states and 2317 transitions. [2023-12-02 21:24:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2317 transitions. [2023-12-02 21:24:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 21:24:40,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:40,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:40,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:40,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 992 states and 2319 transitions. [2023-12-02 21:24:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2319 transitions. [2023-12-02 21:24:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 21:24:42,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:42,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:42,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:24:42,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:42,647 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 995 states and 2321 transitions. [2023-12-02 21:24:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2321 transitions. [2023-12-02 21:24:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 21:24:44,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:44,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:44,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:24:44,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 998 states and 2348 transitions. [2023-12-02 21:24:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2348 transitions. [2023-12-02 21:24:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 21:24:48,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:48,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:24:48,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:51,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1000 states and 2350 transitions. [2023-12-02 21:24:51,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2350 transitions. [2023-12-02 21:24:51,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 21:24:51,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:51,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:51,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:24:51,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:51,467 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:24:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1001 states and 2357 transitions. [2023-12-02 21:24:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 2357 transitions. [2023-12-02 21:24:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:24:52,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:52,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:52,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:24:52,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:53,840 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:24:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:59,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 1014 states and 2377 transitions. [2023-12-02 21:24:59,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2377 transitions. [2023-12-02 21:24:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:24:59,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:59,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:59,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:24:59,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:06,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1021 states and 2385 transitions. [2023-12-02 21:25:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2385 transitions. [2023-12-02 21:25:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:25:06,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:06,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:06,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:06,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 1024 states and 2387 transitions. [2023-12-02 21:25:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2387 transitions. [2023-12-02 21:25:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:25:09,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:09,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:09,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:09,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:10,122 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1044 states and 2476 transitions. [2023-12-02 21:25:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2476 transitions. [2023-12-02 21:25:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:25:22,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:22,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:22,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:22,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:23,024 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1048 states and 2481 transitions. [2023-12-02 21:25:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2481 transitions. [2023-12-02 21:25:25,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:25:25,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:25,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:25,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:25,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:25,443 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:27,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 1051 states and 2483 transitions. [2023-12-02 21:25:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2483 transitions. [2023-12-02 21:25:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:25:27,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:27,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:27,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:27,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:29,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:29,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1054 states and 2485 transitions. [2023-12-02 21:25:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2485 transitions. [2023-12-02 21:25:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 21:25:29,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:29,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:29,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:25:29,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2023-12-02 21:25:31,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1054 states and 2484 transitions. [2023-12-02 21:25:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2484 transitions. [2023-12-02 21:25:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 21:25:31,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:31,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:31,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:31,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:32,342 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:38,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:38,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1061 states and 2520 transitions. [2023-12-02 21:25:38,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2520 transitions. [2023-12-02 21:25:38,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 21:25:38,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:38,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:38,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:25:38,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-12-02 21:25:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1066 states and 2541 transitions. [2023-12-02 21:25:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2541 transitions. [2023-12-02 21:25:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 21:25:41,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:41,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:41,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:25:41,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:42,040 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:47,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1076 states and 2586 transitions. [2023-12-02 21:25:47,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2586 transitions. [2023-12-02 21:25:47,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 21:25:47,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:47,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:47,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:25:47,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:51,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1085 states and 2617 transitions. [2023-12-02 21:25:51,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2617 transitions. [2023-12-02 21:25:51,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 21:25:51,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:51,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:51,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:25:51,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:25:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:58,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1096 states and 2672 transitions. [2023-12-02 21:25:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2672 transitions. [2023-12-02 21:25:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:25:58,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:58,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:58,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:25:58,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 342 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:26:08,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:08,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1116 states and 2713 transitions. [2023-12-02 21:26:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2713 transitions. [2023-12-02 21:26:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 21:26:08,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:08,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:08,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:26:08,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 18 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:26:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1136 states and 2781 transitions. [2023-12-02 21:26:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2781 transitions. [2023-12-02 21:26:16,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 21:26:16,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:16,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:16,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:16,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 336 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1144 states and 2811 transitions. [2023-12-02 21:26:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2811 transitions. [2023-12-02 21:26:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 21:26:23,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:23,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:23,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:23,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 336 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1147 states and 2814 transitions. [2023-12-02 21:26:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2814 transitions. [2023-12-02 21:26:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 21:26:26,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:26,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:26,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:26,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:26,210 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 336 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:30,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 1150 states and 2819 transitions. [2023-12-02 21:26:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2819 transitions. [2023-12-02 21:26:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 21:26:30,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:30,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:30,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:30,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 336 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:32,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1153 states and 2822 transitions. [2023-12-02 21:26:32,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2822 transitions. [2023-12-02 21:26:32,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 21:26:32,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:32,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:32,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:32,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 300 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 1161 states and 2841 transitions. [2023-12-02 21:26:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2841 transitions. [2023-12-02 21:26:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 21:26:40,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:40,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:40,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 300 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1164 states and 2843 transitions. [2023-12-02 21:26:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2843 transitions. [2023-12-02 21:26:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 21:26:42,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:42,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:43,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:43,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 300 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:45,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 1167 states and 2845 transitions. [2023-12-02 21:26:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2845 transitions. [2023-12-02 21:26:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 21:26:45,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:45,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:45,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:45,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:45,993 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 300 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 1170 states and 2847 transitions. [2023-12-02 21:26:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2847 transitions. [2023-12-02 21:26:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:26:48,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:48,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:48,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:48,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 348 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1178 states and 2887 transitions. [2023-12-02 21:26:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2887 transitions. [2023-12-02 21:26:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:26:53,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:53,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:53,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:53,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 348 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:26:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:57,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1181 states and 2890 transitions. [2023-12-02 21:26:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2890 transitions. [2023-12-02 21:26:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:26:57,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:57,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:57,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:26:57,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 348 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:27:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1184 states and 2892 transitions. [2023-12-02 21:27:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2892 transitions. [2023-12-02 21:27:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:27:00,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:00,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:00,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:27:00,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:00,670 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 348 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:27:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1187 states and 2894 transitions. [2023-12-02 21:27:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2894 transitions. [2023-12-02 21:27:02,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:27:02,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:02,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:03,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:27:03,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:27:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1190 states and 2926 transitions. [2023-12-02 21:27:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2926 transitions. [2023-12-02 21:27:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 21:27:07,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:07,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:07,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:27:07,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:27:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1192 states and 2928 transitions. [2023-12-02 21:27:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2928 transitions. [2023-12-02 21:27:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 21:27:11,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:11,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:11,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:27:11,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:11,598 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:27:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:13,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 1193 states and 2936 transitions. [2023-12-02 21:27:13,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2936 transitions. [2023-12-02 21:27:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:27:13,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:13,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:13,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:13,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:14,894 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:23,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1206 states and 2958 transitions. [2023-12-02 21:27:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2958 transitions. [2023-12-02 21:27:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:27:23,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:23,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:23,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:23,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:24,498 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:28,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1209 states and 2962 transitions. [2023-12-02 21:27:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2962 transitions. [2023-12-02 21:27:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:27:28,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:28,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:28,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:28,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:29,988 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:32,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1212 states and 2964 transitions. [2023-12-02 21:27:32,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2964 transitions. [2023-12-02 21:27:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:27:32,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:32,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:32,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:32,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:34,140 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:36,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1215 states and 2966 transitions. [2023-12-02 21:27:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2966 transitions. [2023-12-02 21:27:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:27:36,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:36,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:37,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:37,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:37,595 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 1235 states and 3063 transitions. [2023-12-02 21:27:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 3063 transitions. [2023-12-02 21:27:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:27:52,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:52,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:52,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:52,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:52,485 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:55,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1238 states and 3065 transitions. [2023-12-02 21:27:55,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 3065 transitions. [2023-12-02 21:27:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:27:55,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:55,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:55,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:55,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:27:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1241 states and 3069 transitions. [2023-12-02 21:27:59,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 3069 transitions. [2023-12-02 21:27:59,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:27:59,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:59,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:59,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:27:59,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:59,736 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:28:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1244 states and 3071 transitions. [2023-12-02 21:28:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 3071 transitions. [2023-12-02 21:28:02,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 21:28:02,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:02,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:02,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:28:02,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:02,529 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2023-12-02 21:28:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1244 states and 3070 transitions. [2023-12-02 21:28:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 3070 transitions. [2023-12-02 21:28:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 21:28:04,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:04,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:04,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:28:04,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:28:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 1251 states and 3108 transitions. [2023-12-02 21:28:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 3108 transitions. [2023-12-02 21:28:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:28:12,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:12,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:12,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:28:12,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2023-12-02 21:28:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1256 states and 3129 transitions. [2023-12-02 21:28:16,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 3129 transitions. [2023-12-02 21:28:16,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:28:16,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:16,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:16,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:28:16,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:17,189 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:28:23,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1266 states and 3177 transitions. [2023-12-02 21:28:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 3177 transitions. [2023-12-02 21:28:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 21:28:23,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:23,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:23,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:28:23,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:28:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:29,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 1275 states and 3209 transitions. [2023-12-02 21:28:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 3209 transitions. [2023-12-02 21:28:29,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 21:28:29,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:29,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:29,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:28:29,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:30,743 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:28:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 1286 states and 3271 transitions. [2023-12-02 21:28:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3271 transitions. [2023-12-02 21:28:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 21:28:37,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:37,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:37,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:28:37,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:28:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:47,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 1303 states and 3313 transitions. [2023-12-02 21:28:47,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3313 transitions. [2023-12-02 21:28:47,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 21:28:47,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:47,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:47,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:28:47,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:28:53,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1306 states and 3315 transitions. [2023-12-02 21:28:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 3315 transitions. [2023-12-02 21:28:53,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 21:28:53,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:53,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:53,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:28:53,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1345 states and 3469 transitions. [2023-12-02 21:29:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 3469 transitions. [2023-12-02 21:29:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 21:29:14,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:14,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:14,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:29:14,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 21 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:26,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 1367 states and 3636 transitions. [2023-12-02 21:29:26,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 3636 transitions. [2023-12-02 21:29:26,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:29:26,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:26,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:26,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:26,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:29:36,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1375 states and 3672 transitions. [2023-12-02 21:29:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 3672 transitions. [2023-12-02 21:29:36,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:29:36,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:36,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:36,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:36,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:29:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 1377 states and 3674 transitions. [2023-12-02 21:29:39,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 3674 transitions. [2023-12-02 21:29:39,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:29:39,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:40,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:40,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:40,159 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:29:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1380 states and 3677 transitions. [2023-12-02 21:29:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 3677 transitions. [2023-12-02 21:29:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:29:43,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:43,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:43,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:43,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:29:46,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1383 states and 3680 transitions. [2023-12-02 21:29:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 3680 transitions. [2023-12-02 21:29:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:29:46,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:46,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:46,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:46,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:29:49,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 1386 states and 3683 transitions. [2023-12-02 21:29:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 3683 transitions. [2023-12-02 21:29:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:29:49,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:49,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:50,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:50,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:29:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 1389 states and 3686 transitions. [2023-12-02 21:29:53,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 3686 transitions. [2023-12-02 21:29:53,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:29:53,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:53,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:53,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:53,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 420 proven. 49 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 1397 states and 3704 transitions. [2023-12-02 21:30:02,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 3704 transitions. [2023-12-02 21:30:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:30:02,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:02,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:02,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:02,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 420 proven. 49 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 1402 states and 3711 transitions. [2023-12-02 21:30:08,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 3711 transitions. [2023-12-02 21:30:08,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:30:08,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:08,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:08,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:08,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 420 proven. 49 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:11,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 1405 states and 3713 transitions. [2023-12-02 21:30:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 3713 transitions. [2023-12-02 21:30:11,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:30:11,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:11,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:11,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:11,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 420 proven. 49 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:14,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3813 states to 1408 states and 3715 transitions. [2023-12-02 21:30:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 3715 transitions. [2023-12-02 21:30:14,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:30:14,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:14,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:15,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:15,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 420 proven. 49 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 1411 states and 3717 transitions. [2023-12-02 21:30:18,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 3717 transitions. [2023-12-02 21:30:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 21:30:18,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:18,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:18,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:18,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:26,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1419 states and 3764 transitions. [2023-12-02 21:30:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 3764 transitions. [2023-12-02 21:30:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 21:30:26,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:26,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:26,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:26,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1422 states and 3766 transitions. [2023-12-02 21:30:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 3766 transitions. [2023-12-02 21:30:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 21:30:29,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:29,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:29,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:29,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:30,195 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:33,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 1425 states and 3768 transitions. [2023-12-02 21:30:33,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 3768 transitions. [2023-12-02 21:30:33,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 21:30:33,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:33,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:33,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:33,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:33,502 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1428 states and 3770 transitions. [2023-12-02 21:30:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 3770 transitions. [2023-12-02 21:30:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 21:30:36,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:36,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:36,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:30:36,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:40,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 1431 states and 3772 transitions. [2023-12-02 21:30:40,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3772 transitions. [2023-12-02 21:30:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 21:30:40,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:40,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:40,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:30:40,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:45,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:45,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 1434 states and 3809 transitions. [2023-12-02 21:30:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 3809 transitions. [2023-12-02 21:30:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 21:30:45,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:45,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:45,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:30:45,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 21:30:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:52,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1437 states and 3820 transitions. [2023-12-02 21:30:52,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 3820 transitions. [2023-12-02 21:30:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:30:52,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:52,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:52,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:30:52,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:05,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 1450 states and 3847 transitions. [2023-12-02 21:31:05,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 3847 transitions. [2023-12-02 21:31:05,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:31:05,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:05,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:05,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:05,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:07,837 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1454 states and 3850 transitions. [2023-12-02 21:31:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 3850 transitions. [2023-12-02 21:31:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:31:11,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:11,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:11,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:11,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 1457 states and 3852 transitions. [2023-12-02 21:31:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 3852 transitions. [2023-12-02 21:31:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:31:16,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:16,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:16,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:16,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1460 states and 3854 transitions. [2023-12-02 21:31:21,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 3854 transitions. [2023-12-02 21:31:21,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:31:21,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:21,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:21,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:21,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:23,801 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:27,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:27,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 1463 states and 3856 transitions. [2023-12-02 21:31:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 3856 transitions. [2023-12-02 21:31:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:31:27,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:27,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:27,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:27,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:29,186 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:32,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1466 states and 3858 transitions. [2023-12-02 21:31:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 3858 transitions. [2023-12-02 21:31:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 21:31:32,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:32,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:32,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:32,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:31:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 1486 states and 3969 transitions. [2023-12-02 21:31:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 3969 transitions. [2023-12-02 21:31:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 21:31:52,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:52,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:52,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:31:52,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:00,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 1493 states and 3977 transitions. [2023-12-02 21:32:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 3977 transitions. [2023-12-02 21:32:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 21:32:00,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:00,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:00,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:32:00,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:00,317 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:03,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 1496 states and 3979 transitions. [2023-12-02 21:32:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 3979 transitions. [2023-12-02 21:32:03,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 21:32:03,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:03,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:03,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:32:03,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:03,730 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:07,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 1499 states and 3981 transitions. [2023-12-02 21:32:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 3981 transitions. [2023-12-02 21:32:07,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 21:32:07,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:07,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:07,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:32:07,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 1502 states and 3983 transitions. [2023-12-02 21:32:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3983 transitions. [2023-12-02 21:32:10,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 21:32:10,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:10,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:10,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:32:10,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:10,906 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2023-12-02 21:32:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 1502 states and 3982 transitions. [2023-12-02 21:32:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3982 transitions. [2023-12-02 21:32:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 21:32:13,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:13,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:13,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:32:13,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 539 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:23,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 1509 states and 4026 transitions. [2023-12-02 21:32:23,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 4026 transitions. [2023-12-02 21:32:23,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:32:23,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:23,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:24,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:32:24,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-12-02 21:32:28,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:28,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 1514 states and 4051 transitions. [2023-12-02 21:32:28,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 4051 transitions. [2023-12-02 21:32:28,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:32:28,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:28,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:28,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:32:28,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:36,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 1524 states and 4106 transitions. [2023-12-02 21:32:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 4106 transitions. [2023-12-02 21:32:36,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 21:32:36,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:36,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:36,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:32:36,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 553 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 21:32:44,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 1533 states and 4143 transitions. [2023-12-02 21:32:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 4143 transitions. [2023-12-02 21:32:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:32:44,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:44,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:44,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:32:44,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 560 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked.