./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7921702b8cbecd5225031321150d70ea7b40d7d08ee6ac9909ff47d4f7b99139 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:27,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:27,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:58:27,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:27,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:27,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:27,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:27,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:27,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:27,229 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:27,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:27,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:27,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:27,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:27,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:27,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:27,236 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:27,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:27,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:27,237 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:27,238 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:27,238 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:27,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:27,239 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:27,240 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:27,240 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:27,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:27,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:27,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:27,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:27,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:27,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:27,245 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:27,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:27,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:27,246 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_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7921702b8cbecd5225031321150d70ea7b40d7d08ee6ac9909ff47d4f7b99139 [2023-11-19 03:58:27,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:27,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:27,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:27,588 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:27,589 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:27,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2023-11-19 03:58:30,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:31,099 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:31,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2023-11-19 03:58:31,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/data/b2a117dff/d5d7359077b54ba5a636e176270f829e/FLAG14eef5ce5 [2023-11-19 03:58:31,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/data/b2a117dff/d5d7359077b54ba5a636e176270f829e [2023-11-19 03:58:31,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:31,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:31,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:31,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:31,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:31,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,150 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30897018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31, skipping insertion in model container [2023-11-19 03:58:31,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:31,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:31,359 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:31,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:31,406 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:31,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31 WrapperNode [2023-11-19 03:58:31,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:31,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:31,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:31,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:31,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,465 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-11-19 03:58:31,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:31,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:31,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:31,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:31,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:31,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:31,519 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:31,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:31,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:31" (1/1) ... [2023-11-19 03:58:31,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:31,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:31,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:31,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f361ca-10ae-4e88-afba-5ecdb934fa7d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:58:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:58:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:31,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:58:31,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:58:31,699 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:31,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:32,346 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:32,389 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:32,390 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:58:32,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:32 BoogieIcfgContainer [2023-11-19 03:58:32,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:32,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:32,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:32,417 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:32,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:32" (1/1) ... [2023-11-19 03:58:32,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:58:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-19 03:58:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-19 03:58:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:58:32,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:32,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-19 03:58:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-19 03:58:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:32,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-19 03:58:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-19 03:58:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:32,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-19 03:58:32,955 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-19 03:58:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:32,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-11-19 03:58:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-19 03:58:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:58:33,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-19 03:58:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-19 03:58:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:58:33,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-11-19 03:58:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-19 03:58:33,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:58:33,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-19 03:58:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-19 03:58:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:58:33,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-11-19 03:58:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-19 03:58:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:58:33,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-11-19 03:58:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-11-19 03:58:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:33,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-11-19 03:58:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-19 03:58:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:33,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-11-19 03:58:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-11-19 03:58:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:33,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-11-19 03:58:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-11-19 03:58:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:58:33,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-11-19 03:58:33,953 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-11-19 03:58:33,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:33,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-11-19 03:58:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-11-19 03:58:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:58:34,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-19 03:58:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-19 03:58:34,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:58:34,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-11-19 03:58:34,217 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-11-19 03:58:34,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:58:34,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-19 03:58:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-19 03:58:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:58:34,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-11-19 03:58:34,348 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-11-19 03:58:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:58:34,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-11-19 03:58:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-11-19 03:58:34,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:58:34,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-11-19 03:58:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-11-19 03:58:34,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:58:34,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-11-19 03:58:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-11-19 03:58:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:58:34,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-11-19 03:58:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-11-19 03:58:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:58:34,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-11-19 03:58:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-11-19 03:58:34,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:58:34,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-11-19 03:58:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-11-19 03:58:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:58:35,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:35,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:35,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:35,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-11-19 03:58:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-11-19 03:58:35,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:58:35,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:35,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:35,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:35,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:35,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-11-19 03:58:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-11-19 03:58:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:58:35,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:35,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:35,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:35,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:35,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 219 states and 228 transitions. [2023-11-19 03:58:35,957 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 228 transitions. [2023-11-19 03:58:35,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:58:35,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:35,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:35,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:35,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:36,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 220 states and 229 transitions. [2023-11-19 03:58:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 229 transitions. [2023-11-19 03:58:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:58:36,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:36,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:36,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:36,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:36,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 250 states and 261 transitions. [2023-11-19 03:58:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 261 transitions. [2023-11-19 03:58:36,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:58:36,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:36,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:36,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:36,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:36,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 281 states and 294 transitions. [2023-11-19 03:58:36,970 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 294 transitions. [2023-11-19 03:58:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:58:36,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:36,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:37,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:37,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:37,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:37,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 284 states and 299 transitions. [2023-11-19 03:58:37,706 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 299 transitions. [2023-11-19 03:58:37,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:58:37,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:37,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:37,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:37,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:37,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:38,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 287 states and 303 transitions. [2023-11-19 03:58:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 303 transitions. [2023-11-19 03:58:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:58:38,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:38,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:38,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:38,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:38,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:39,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 292 states and 310 transitions. [2023-11-19 03:58:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 310 transitions. [2023-11-19 03:58:39,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:58:39,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:39,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:39,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:39,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:40,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 298 states and 317 transitions. [2023-11-19 03:58:40,440 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 317 transitions. [2023-11-19 03:58:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:58:40,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:40,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:40,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:40,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:40,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 301 states and 322 transitions. [2023-11-19 03:58:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 322 transitions. [2023-11-19 03:58:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:58:40,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:40,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:40,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:40,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:41,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 339 states and 366 transitions. [2023-11-19 03:58:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 366 transitions. [2023-11-19 03:58:41,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:58:41,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:41,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:41,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:41,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:41,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:42,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 343 states and 373 transitions. [2023-11-19 03:58:42,104 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 373 transitions. [2023-11-19 03:58:42,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:58:42,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:42,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:42,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:42,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 382 states and 419 transitions. [2023-11-19 03:58:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 419 transitions. [2023-11-19 03:58:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:58:43,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:43,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:43,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:43,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:43,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 381 states and 418 transitions. [2023-11-19 03:58:43,186 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 418 transitions. [2023-11-19 03:58:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:58:43,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:43,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:43,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:43,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 384 states and 423 transitions. [2023-11-19 03:58:43,719 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 423 transitions. [2023-11-19 03:58:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:58:43,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:43,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:43,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:43,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:43,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:44,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 390 states and 433 transitions. [2023-11-19 03:58:44,557 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 433 transitions. [2023-11-19 03:58:44,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:58:44,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:44,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:44,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:44,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 394 states and 439 transitions. [2023-11-19 03:58:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 439 transitions. [2023-11-19 03:58:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:58:45,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:45,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:45,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:45,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 401 states and 450 transitions. [2023-11-19 03:58:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 450 transitions. [2023-11-19 03:58:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:58:45,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:45,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:45,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:45,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:46,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 400 states and 449 transitions. [2023-11-19 03:58:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 449 transitions. [2023-11-19 03:58:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:58:46,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:46,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:46,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:46,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:46,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 408 states and 461 transitions. [2023-11-19 03:58:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 461 transitions. [2023-11-19 03:58:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:58:46,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:46,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:47,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:47,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 417 states and 476 transitions. [2023-11-19 03:58:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 476 transitions. [2023-11-19 03:58:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:58:48,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:48,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:48,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:48,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:48,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:48,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 416 states and 475 transitions. [2023-11-19 03:58:48,435 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 475 transitions. [2023-11-19 03:58:48,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:58:48,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:48,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:48,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:48,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:48,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:48,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 417 states and 477 transitions. [2023-11-19 03:58:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 477 transitions. [2023-11-19 03:58:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:58:48,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:48,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:48,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:48,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 425 states and 487 transitions. [2023-11-19 03:58:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 487 transitions. [2023-11-19 03:58:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:58:49,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:49,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:49,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:49,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:49,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 427 states and 489 transitions. [2023-11-19 03:58:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 489 transitions. [2023-11-19 03:58:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:58:49,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:49,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:49,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:49,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:49,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 436 states and 500 transitions. [2023-11-19 03:58:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 500 transitions. [2023-11-19 03:58:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:58:50,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:50,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:50,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:50,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:50,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 435 states and 499 transitions. [2023-11-19 03:58:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 499 transitions. [2023-11-19 03:58:50,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:58:50,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:50,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:50,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:50,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:50,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 445 states and 511 transitions. [2023-11-19 03:58:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 511 transitions. [2023-11-19 03:58:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:58:51,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:51,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:51,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:51,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 448 states and 514 transitions. [2023-11-19 03:58:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 514 transitions. [2023-11-19 03:58:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:58:51,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:51,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:51,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:51,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 447 states and 513 transitions. [2023-11-19 03:58:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 513 transitions. [2023-11-19 03:58:51,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:58:51,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:51,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:51,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:51,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:51,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:52,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 460 states and 531 transitions. [2023-11-19 03:58:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 531 transitions. [2023-11-19 03:58:52,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:58:52,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:52,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:52,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:52,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:52,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 459 states and 530 transitions. [2023-11-19 03:58:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 530 transitions. [2023-11-19 03:58:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:58:52,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:52,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:52,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:52,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 474 states and 551 transitions. [2023-11-19 03:58:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 551 transitions. [2023-11-19 03:58:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:58:53,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:53,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:53,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:53,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:53,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:53,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 473 states and 550 transitions. [2023-11-19 03:58:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 550 transitions. [2023-11-19 03:58:53,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:58:53,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:53,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:53,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:53,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 472 states and 549 transitions. [2023-11-19 03:58:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 549 transitions. [2023-11-19 03:58:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:58:54,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:54,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:54,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:54,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2023-11-19 03:58:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2023-11-19 03:58:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:58:54,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:54,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:54,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:54,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:54,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 475 states and 555 transitions. [2023-11-19 03:58:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 555 transitions. [2023-11-19 03:58:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:58:55,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:55,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:55,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:55,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-19 03:58:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-19 03:58:56,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:58:56,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:56,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:56,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:56,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:56,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 561 transitions. [2023-11-19 03:58:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2023-11-19 03:58:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:58:56,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:56,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:56,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:56,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 478 states and 560 transitions. [2023-11-19 03:58:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 560 transitions. [2023-11-19 03:58:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:58:56,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:56,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:56,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:56,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:56,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 481 states and 563 transitions. [2023-11-19 03:58:56,719 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 563 transitions. [2023-11-19 03:58:56,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:58:56,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:56,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:56,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:56,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:56,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-19 03:58:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-19 03:58:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:58:58,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:58,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:58,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:58,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:58,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-19 03:58:58,223 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-19 03:58:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:58:58,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:58,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:58,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:58,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:59,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-19 03:58:59,282 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-19 03:58:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:58:59,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:59,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:59,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-19 03:58:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-19 03:58:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:58:59,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:59,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:59,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:59,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-19 03:59:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-19 03:59:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:59:00,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:00,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:00,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:00,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:00,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-19 03:59:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-19 03:59:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:59:00,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:00,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:00,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:59:00,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-19 03:59:00,776 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-19 03:59:00,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:59:00,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:00,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:00,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:00,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-19 03:59:01,196 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-19 03:59:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:59:01,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:01,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:01,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:01,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-19 03:59:01,411 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-19 03:59:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:59:01,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:01,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:59:01,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 566 transitions. [2023-11-19 03:59:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 566 transitions. [2023-11-19 03:59:01,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:59:01,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:01,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:01,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 484 states and 568 transitions. [2023-11-19 03:59:01,707 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 568 transitions. [2023-11-19 03:59:01,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:59:01,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:01,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:01,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:01,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-19 03:59:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-19 03:59:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:59:02,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:02,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:02,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-19 03:59:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-19 03:59:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:59:02,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:02,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:03,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-19 03:59:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-19 03:59:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:59:03,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:03,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:03,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:03,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:03,897 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-19 03:59:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-19 03:59:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:59:04,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:04,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:04,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:04,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-19 03:59:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-19 03:59:04,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:59:04,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:04,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:04,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:04,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-19 03:59:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-19 03:59:06,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:59:06,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:59:06,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:06,331 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-19 03:59:06,377 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-19 03:59:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:59:06,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:06,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:07,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:07,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-19 03:59:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-19 03:59:07,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:59:07,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:07,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:07,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:07,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 485 states and 569 transitions. [2023-11-19 03:59:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 569 transitions. [2023-11-19 03:59:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:59:07,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:07,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:07,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:07,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 514 states and 601 transitions. [2023-11-19 03:59:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 601 transitions. [2023-11-19 03:59:09,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:59:09,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:09,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:09,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:09,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:09,304 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:09,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 516 states and 603 transitions. [2023-11-19 03:59:09,432 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 603 transitions. [2023-11-19 03:59:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:59:09,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:09,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:09,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:09,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 546 states and 636 transitions. [2023-11-19 03:59:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 636 transitions. [2023-11-19 03:59:11,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:59:11,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:11,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:11,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:11,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 577 states and 669 transitions. [2023-11-19 03:59:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 669 transitions. [2023-11-19 03:59:14,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:59:14,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:14,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:14,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:59:14,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:14,845 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:14,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:14,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 580 states and 672 transitions. [2023-11-19 03:59:14,894 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 672 transitions. [2023-11-19 03:59:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:59:14,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:14,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:14,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:59:14,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:15,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.