./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c1067a232ccde2ed577e0679695f102973a28bf8615edad0a3c87e54d273eb4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:35,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:35,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:11:35,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:11:35,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:11:35,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:35,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:35,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:35,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:35,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:35,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:35,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:35,221 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:35,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:35,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:35,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:35,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:35,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:35,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:35,225 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:35,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:35,226 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:35,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:35,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:35,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:35,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:35,228 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:35,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:35,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:35,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:35,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:35,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:35,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:11:35,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:11:35,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:35,232 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_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c1067a232ccde2ed577e0679695f102973a28bf8615edad0a3c87e54d273eb4 [2023-11-23 20:11:35,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:35,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:35,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:35,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:35,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:35,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2023-11-23 20:11:38,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:39,109 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:39,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2023-11-23 20:11:39,117 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/data/238eafe6f/51f0e381bd424ea8988f23c38e536715/FLAG7d0fe8688 [2023-11-23 20:11:39,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/data/238eafe6f/51f0e381bd424ea8988f23c38e536715 [2023-11-23 20:11:39,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:39,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:39,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:39,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:39,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:39,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291d966f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39, skipping insertion in model container [2023-11-23 20:11:39,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,166 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:39,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:39,362 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:39,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:39,401 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:39,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39 WrapperNode [2023-11-23 20:11:39,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:39,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:39,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:39,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:39,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,455 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-11-23 20:11:39,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:39,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:39,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:39,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:39,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,485 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:39,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:39,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:39,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:39,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:39,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:39,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:39,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c3a9e85-e90d-4329-9259-573ea4f03030/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:11:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:11:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:11:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:39,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:39,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:11:39,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:11:39,700 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:39,703 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:40,355 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:40,430 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:11:40,430 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:11:40,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:40 BoogieIcfgContainer [2023-11-23 20:11:40,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:11:40,433 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:11:40,433 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:11:40,443 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:11:40,443 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:11:40,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:40,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-23 20:11:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-23 20:11:40,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:11:40,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:40,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:11:40,802 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:11:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:11:40,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:40,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:40,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-23 20:11:40,935 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-23 20:11:40,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:11:40,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:40,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:40,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:11:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:11:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:11:40,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:40,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-11-23 20:11:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-23 20:11:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:11:41,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-23 20:11:41,175 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-23 20:11:41,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:11:41,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-11-23 20:11:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-23 20:11:41,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:11:41,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-23 20:11:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-23 20:11:41,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:11:41,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-11-23 20:11:41,370 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-23 20:11:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:11:41,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-11-23 20:11:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-11-23 20:11:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:11:41,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-11-23 20:11:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-23 20:11:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:11:41,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-11-23 20:11:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-11-23 20:11:41,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:11:41,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-11-23 20:11:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-11-23 20:11:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:11:41,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-11-23 20:11:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-11-23 20:11:41,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:11:41,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-11-23 20:11:41,857 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-11-23 20:11:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:11:41,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:41,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-23 20:11:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-23 20:11:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:11:41,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:41,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:41,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:41,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-11-23 20:11:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-11-23 20:11:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:11:42,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-23 20:11:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-23 20:11:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:11:42,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-11-23 20:11:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-11-23 20:11:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:11:42,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-11-23 20:11:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-11-23 20:11:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:11:42,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-11-23 20:11:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-11-23 20:11:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:11:42,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-11-23 20:11:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-11-23 20:11:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:11:42,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-11-23 20:11:42,616 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-11-23 20:11:42,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:11:42,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-11-23 20:11:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-11-23 20:11:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:11:42,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:42,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:42,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-11-23 20:11:42,868 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-11-23 20:11:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:11:42,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:42,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:42,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:43,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-11-23 20:11:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-11-23 20:11:43,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:11:43,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:43,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:43,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:43,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:43,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-11-23 20:11:43,399 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-11-23 20:11:43,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:11:43,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:43,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:43,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:43,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:43,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:43,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 219 states and 228 transitions. [2023-11-23 20:11:43,628 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 228 transitions. [2023-11-23 20:11:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:11:43,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:43,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:43,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:43,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:43,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:43,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:43,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 220 states and 229 transitions. [2023-11-23 20:11:43,734 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 229 transitions. [2023-11-23 20:11:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:11:43,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:43,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:43,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:43,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:44,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:44,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 250 states and 261 transitions. [2023-11-23 20:11:44,027 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 261 transitions. [2023-11-23 20:11:44,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:11:44,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:44,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:44,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:44,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:44,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:44,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 281 states and 294 transitions. [2023-11-23 20:11:44,394 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 294 transitions. [2023-11-23 20:11:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:11:44,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:44,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:44,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:44,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:44,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:44,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 284 states and 299 transitions. [2023-11-23 20:11:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 299 transitions. [2023-11-23 20:11:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:11:44,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:44,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:44,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:44,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 287 states and 303 transitions. [2023-11-23 20:11:45,556 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 303 transitions. [2023-11-23 20:11:45,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:11:45,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:45,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:45,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:11:45,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:46,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:46,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 292 states and 310 transitions. [2023-11-23 20:11:46,387 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 310 transitions. [2023-11-23 20:11:46,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:11:46,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:46,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:46,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:11:46,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:47,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 298 states and 317 transitions. [2023-11-23 20:11:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 317 transitions. [2023-11-23 20:11:47,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:11:47,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:47,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:47,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:47,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:47,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:47,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 301 states and 322 transitions. [2023-11-23 20:11:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 322 transitions. [2023-11-23 20:11:47,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:11:47,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:47,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:47,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:47,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 339 states and 366 transitions. [2023-11-23 20:11:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 366 transitions. [2023-11-23 20:11:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:11:48,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:48,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:48,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:48,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 343 states and 373 transitions. [2023-11-23 20:11:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 373 transitions. [2023-11-23 20:11:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:11:48,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:48,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:48,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:48,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 382 states and 419 transitions. [2023-11-23 20:11:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 419 transitions. [2023-11-23 20:11:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:11:49,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:49,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:49,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:49,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 381 states and 418 transitions. [2023-11-23 20:11:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 418 transitions. [2023-11-23 20:11:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:11:49,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:49,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:49,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:49,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 384 states and 423 transitions. [2023-11-23 20:11:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 423 transitions. [2023-11-23 20:11:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:11:50,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:50,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:50,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:50,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 390 states and 433 transitions. [2023-11-23 20:11:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 433 transitions. [2023-11-23 20:11:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:11:50,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:50,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:50,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:50,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:51,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 394 states and 439 transitions. [2023-11-23 20:11:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 439 transitions. [2023-11-23 20:11:51,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:11:51,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:51,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:51,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 401 states and 450 transitions. [2023-11-23 20:11:52,135 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 450 transitions. [2023-11-23 20:11:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:11:52,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:52,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:52,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:52,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:52,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 400 states and 449 transitions. [2023-11-23 20:11:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 449 transitions. [2023-11-23 20:11:52,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:11:52,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:52,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:52,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:52,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:53,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 408 states and 461 transitions. [2023-11-23 20:11:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 461 transitions. [2023-11-23 20:11:53,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:11:53,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:53,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:53,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:11:53,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:54,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:54,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 417 states and 476 transitions. [2023-11-23 20:11:54,253 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 476 transitions. [2023-11-23 20:11:54,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:11:54,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:54,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:54,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:54,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 416 states and 475 transitions. [2023-11-23 20:11:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 475 transitions. [2023-11-23 20:11:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:11:54,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:54,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:54,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:54,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 417 states and 477 transitions. [2023-11-23 20:11:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 477 transitions. [2023-11-23 20:11:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:11:54,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:54,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:54,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:54,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:55,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:55,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 425 states and 487 transitions. [2023-11-23 20:11:55,214 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 487 transitions. [2023-11-23 20:11:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:11:55,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:55,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:55,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:55,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 427 states and 489 transitions. [2023-11-23 20:11:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 489 transitions. [2023-11-23 20:11:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:11:55,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:55,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:55,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:55,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 436 states and 500 transitions. [2023-11-23 20:11:56,289 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 500 transitions. [2023-11-23 20:11:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:11:56,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:56,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:56,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:56,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 435 states and 499 transitions. [2023-11-23 20:11:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 499 transitions. [2023-11-23 20:11:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:11:56,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:56,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:56,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:56,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:56,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 445 states and 511 transitions. [2023-11-23 20:11:57,049 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 511 transitions. [2023-11-23 20:11:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:11:57,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:57,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:57,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:11:57,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:57,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 448 states and 514 transitions. [2023-11-23 20:11:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 514 transitions. [2023-11-23 20:11:57,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:11:57,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:57,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:57,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:57,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 447 states and 513 transitions. [2023-11-23 20:11:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 513 transitions. [2023-11-23 20:11:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:11:57,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:57,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:57,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:57,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:57,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:58,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:58,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 460 states and 531 transitions. [2023-11-23 20:11:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 531 transitions. [2023-11-23 20:11:58,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:11:58,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:58,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:58,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:58,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 459 states and 530 transitions. [2023-11-23 20:11:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 530 transitions. [2023-11-23 20:11:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:11:58,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:58,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:58,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:58,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:59,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:59,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 474 states and 551 transitions. [2023-11-23 20:11:59,235 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 551 transitions. [2023-11-23 20:11:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:11:59,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:59,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:59,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:11:59,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 473 states and 550 transitions. [2023-11-23 20:11:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 550 transitions. [2023-11-23 20:11:59,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:11:59,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:59,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:59,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:59,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 472 states and 549 transitions. [2023-11-23 20:11:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 549 transitions. [2023-11-23 20:11:59,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:11:59,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:59,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:59,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:59,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:00,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2023-11-23 20:12:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2023-11-23 20:12:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:12:00,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:00,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:00,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 475 states and 555 transitions. [2023-11-23 20:12:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 555 transitions. [2023-11-23 20:12:00,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:12:00,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:00,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:00,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-23 20:12:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-23 20:12:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:12:01,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:01,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:01,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:01,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:01,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 561 transitions. [2023-11-23 20:12:01,520 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2023-11-23 20:12:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:12:01,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:01,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:01,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:01,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:01,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:01,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 478 states and 560 transitions. [2023-11-23 20:12:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 560 transitions. [2023-11-23 20:12:01,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:12:01,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:01,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:01,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 481 states and 563 transitions. [2023-11-23 20:12:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 563 transitions. [2023-11-23 20:12:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:12:01,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:01,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:01,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:01,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:03,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-23 20:12:03,025 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-23 20:12:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:12:03,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:03,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:03,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:03,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-23 20:12:03,204 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-23 20:12:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:12:03,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:03,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:03,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:03,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-23 20:12:04,317 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-23 20:12:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:12:04,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:04,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:04,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:04,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:04,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:04,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-23 20:12:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-23 20:12:04,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:12:04,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:04,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:04,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:04,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:04,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-23 20:12:05,123 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-23 20:12:05,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:12:05,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:05,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:05,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:05,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-23 20:12:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-23 20:12:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:12:05,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:05,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:05,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:05,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:05,673 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:12:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:12:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:12:05,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:05,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:05,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:05,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:06,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-23 20:12:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-23 20:12:06,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:12:06,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:06,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:06,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:06,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-23 20:12:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-23 20:12:06,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:12:06,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:06,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:06,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:06,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:06,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:06,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 566 transitions. [2023-11-23 20:12:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 566 transitions. [2023-11-23 20:12:06,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:12:06,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:06,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:06,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:06,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 484 states and 568 transitions. [2023-11-23 20:12:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 568 transitions. [2023-11-23 20:12:06,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:12:06,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:06,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:06,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:06,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-23 20:12:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-23 20:12:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:12:07,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:07,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:07,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:07,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:07,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:12:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:12:07,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:12:07,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:07,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:07,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:07,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:07,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:08,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:12:08,469 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:12:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:12:08,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:08,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:08,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:08,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:08,588 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:08,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-23 20:12:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-23 20:12:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:12:08,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:08,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:08,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:08,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:09,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:12:09,382 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:12:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:12:09,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:09,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:09,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:09,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:09,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:10,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:12:10,580 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:12:10,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:12:10,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:10,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:10,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:10,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-23 20:12:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-23 20:12:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:12:10,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:10,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:10,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:10,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:12:11,637 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:12:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:12:11,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:11,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:11,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:11,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:11,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:11,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 485 states and 569 transitions. [2023-11-23 20:12:11,809 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 569 transitions. [2023-11-23 20:12:11,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:12:11,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:11,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:11,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:11,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:13,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 514 states and 601 transitions. [2023-11-23 20:12:13,109 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 601 transitions. [2023-11-23 20:12:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:12:13,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:13,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:13,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:13,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:13,259 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:13,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 516 states and 603 transitions. [2023-11-23 20:12:13,349 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 603 transitions. [2023-11-23 20:12:13,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:12:13,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:13,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:13,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:13,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:13,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:15,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 546 states and 636 transitions. [2023-11-23 20:12:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 636 transitions. [2023-11-23 20:12:15,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:12:15,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:15,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:15,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:15,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:18,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 577 states and 669 transitions. [2023-11-23 20:12:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 669 transitions. [2023-11-23 20:12:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:12:18,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:18,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:18,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:18,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 580 states and 672 transitions. [2023-11-23 20:12:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 672 transitions. [2023-11-23 20:12:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:12:18,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:18,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:18,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:23,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 612 states and 706 transitions. [2023-11-23 20:12:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 706 transitions. [2023-11-23 20:12:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:12:23,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:23,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:23,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:23,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:24,011 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 613 states and 708 transitions. [2023-11-23 20:12:24,207 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 708 transitions. [2023-11-23 20:12:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:12:24,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:24,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 612 states and 707 transitions. [2023-11-23 20:12:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 707 transitions. [2023-11-23 20:12:26,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:12:26,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:26,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:27,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:27,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:27,146 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 614 states and 710 transitions. [2023-11-23 20:12:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 710 transitions. [2023-11-23 20:12:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:12:27,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:27,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:27,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:27,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.