./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps3.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_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/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_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/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_d3d9b27c-75a3-46ac-a255-614d784671f9/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 1d8fc0d7ff43a42f656480fc7d5233c0c79cd0a3f75294139e465d6ac8237bd1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:53,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:54,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:18:54,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:54,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:54,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:54,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:54,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:54,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:54,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:54,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:54,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:54,137 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:18:54,139 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:54,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:18:54,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:54,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:54,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:54,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:54,142 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:18:54,143 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:18:54,143 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:18:54,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:54,144 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:54,145 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:54,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:54,146 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:54,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:54,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:54,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:54,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:54,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:54,150 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:54,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:54,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:54,151 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_d3d9b27c-75a3-46ac-a255-614d784671f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d8fc0d7ff43a42f656480fc7d5233c0c79cd0a3f75294139e465d6ac8237bd1 [2023-11-23 20:18:54,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:54,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:54,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:54,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:54,483 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:54,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench/ps3.c [2023-11-23 20:18:57,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:57,892 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:57,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/sv-benchmarks/c/nla-digbench/ps3.c [2023-11-23 20:18:57,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/data/3c5d99487/62daf1fa968142efa58a15daf8baad87/FLAG5509045c5 [2023-11-23 20:18:57,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/data/3c5d99487/62daf1fa968142efa58a15daf8baad87 [2023-11-23 20:18:57,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:57,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:57,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:57,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:57,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:57,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:57" (1/1) ... [2023-11-23 20:18:57,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f0c631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:57, skipping insertion in model container [2023-11-23 20:18:57,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:57" (1/1) ... [2023-11-23 20:18:57,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:58,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:58,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:58,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:58,169 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:58,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58 WrapperNode [2023-11-23 20:18:58,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:58,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:58,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:58,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:58,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,210 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-23 20:18:58,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:58,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:58,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:58,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:58,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:58,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:58,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:58,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:58,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:58,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:58,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:58,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9b27c-75a3-46ac-a255-614d784671f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:18:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:18:58,386 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:58,389 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:58,768 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:58,830 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:58,831 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:18:58,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:58 BoogieIcfgContainer [2023-11-23 20:18:58,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:58,833 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:58,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:58,846 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:58,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:58" (1/1) ... [2023-11-23 20:18:58,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:18:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:58,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-23 20:18:58,916 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-23 20:18:58,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:18:58,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:58,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-23 20:18:59,120 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-23 20:18:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:18:59,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-23 20:18:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-23 20:18:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:18:59,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 100 states and 102 transitions. [2023-11-23 20:18:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 102 transitions. [2023-11-23 20:18:59,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:18:59,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2023-11-23 20:18:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2023-11-23 20:18:59,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:18:59,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 105 states and 109 transitions. [2023-11-23 20:18:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2023-11-23 20:18:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:18:59,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2023-11-23 20:18:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2023-11-23 20:18:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:18:59,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:59,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 106 states and 110 transitions. [2023-11-23 20:18:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2023-11-23 20:18:59,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:18:59,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:59,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 111 transitions. [2023-11-23 20:18:59,737 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2023-11-23 20:18:59,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:18:59,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:59,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 112 transitions. [2023-11-23 20:18:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2023-11-23 20:18:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:18:59,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:59,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-23 20:18:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-23 20:18:59,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:18:59,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:00,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-23 20:19:00,274 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-23 20:19:00,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:19:00,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:00,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:00,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 124 states and 132 transitions. [2023-11-23 20:19:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2023-11-23 20:19:00,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:19:00,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:00,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2023-11-23 20:19:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2023-11-23 20:19:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:19:00,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:00,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 125 states and 134 transitions. [2023-11-23 20:19:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 134 transitions. [2023-11-23 20:19:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:19:00,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:00,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:00,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 128 states and 137 transitions. [2023-11-23 20:19:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 137 transitions. [2023-11-23 20:19:00,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:19:00,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:00,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:00,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 134 states and 143 transitions. [2023-11-23 20:19:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 143 transitions. [2023-11-23 20:19:01,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:19:01,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:01,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 140 states and 150 transitions. [2023-11-23 20:19:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 150 transitions. [2023-11-23 20:19:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:19:01,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:01,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 141 states and 152 transitions. [2023-11-23 20:19:01,535 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 152 transitions. [2023-11-23 20:19:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:19:01,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:01,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:01,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 143 states and 156 transitions. [2023-11-23 20:19:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 156 transitions. [2023-11-23 20:19:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:19:01,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:01,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 146 states and 161 transitions. [2023-11-23 20:19:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2023-11-23 20:19:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:19:02,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:02,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:02,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:02,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 168 states and 191 transitions. [2023-11-23 20:19:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 191 transitions. [2023-11-23 20:19:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:19:02,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:02,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:02,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:02,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:02,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:03,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:03,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 173 states and 200 transitions. [2023-11-23 20:19:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 200 transitions. [2023-11-23 20:19:03,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:19:03,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:03,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:03,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:03,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:04,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 196 states and 232 transitions. [2023-11-23 20:19:04,282 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 232 transitions. [2023-11-23 20:19:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:19:04,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:04,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:04,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:04,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:04,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:04,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 199 states and 236 transitions. [2023-11-23 20:19:04,851 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2023-11-23 20:19:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:19:04,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:04,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:04,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:04,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:05,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:05,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 202 states and 243 transitions. [2023-11-23 20:19:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 243 transitions. [2023-11-23 20:19:05,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:19:05,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:05,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:05,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:05,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 206 states and 248 transitions. [2023-11-23 20:19:06,061 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 248 transitions. [2023-11-23 20:19:06,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:19:06,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:06,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:06,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 210 states and 256 transitions. [2023-11-23 20:19:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 256 transitions. [2023-11-23 20:19:06,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:19:06,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:06,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 209 states and 255 transitions. [2023-11-23 20:19:06,536 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 255 transitions. [2023-11-23 20:19:06,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:19:06,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:06,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 208 states and 254 transitions. [2023-11-23 20:19:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 254 transitions. [2023-11-23 20:19:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:19:06,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:06,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:07,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 214 states and 261 transitions. [2023-11-23 20:19:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 261 transitions. [2023-11-23 20:19:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:19:07,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:07,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:07,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:07,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:08,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 223 states and 276 transitions. [2023-11-23 20:19:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 276 transitions. [2023-11-23 20:19:08,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:19:08,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:08,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:08,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:08,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 230 states and 285 transitions. [2023-11-23 20:19:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 285 transitions. [2023-11-23 20:19:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:19:09,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:09,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:09,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:09,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:09,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 242 states and 302 transitions. [2023-11-23 20:19:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 302 transitions. [2023-11-23 20:19:10,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:10,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:10,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 250 states and 312 transitions. [2023-11-23 20:19:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 312 transitions. [2023-11-23 20:19:11,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:11,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:11,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:11,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:11,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:12,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 262 states and 331 transitions. [2023-11-23 20:19:12,789 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 331 transitions. [2023-11-23 20:19:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:19:12,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:12,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:12,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 271 states and 342 transitions. [2023-11-23 20:19:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 342 transitions. [2023-11-23 20:19:14,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:14,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:14,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:14,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:14,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:14,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:15,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 281 states and 354 transitions. [2023-11-23 20:19:15,674 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 354 transitions. [2023-11-23 20:19:15,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:15,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:15,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:15,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:15,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:15,762 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 20:19:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:16,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-23 20:19:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-23 20:19:16,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:19:16,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:16,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:16,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:16,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:16,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:16,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 358 transitions. [2023-11-23 20:19:16,996 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 358 transitions. [2023-11-23 20:19:16,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:19:16,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:16,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:17,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:19:17,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:17,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:17,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 367 transitions. [2023-11-23 20:19:17,817 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 367 transitions. [2023-11-23 20:19:17,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:19:17,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:17,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:17,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:17,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:18,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 287 states and 366 transitions. [2023-11-23 20:19:18,618 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-11-23 20:19:18,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:19:18,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:18,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:18,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:18,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:18,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:19,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 375 transitions. [2023-11-23 20:19:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 375 transitions. [2023-11-23 20:19:19,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:19:19,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:19,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:19,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:19,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:19,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 374 transitions. [2023-11-23 20:19:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 374 transitions. [2023-11-23 20:19:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:19:19,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:19,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:19,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:19,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:19,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 295 states and 382 transitions. [2023-11-23 20:19:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 382 transitions. [2023-11-23 20:19:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:19:19,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:19,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:20,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:20,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:21,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:21,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 294 states and 381 transitions. [2023-11-23 20:19:21,774 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 381 transitions. [2023-11-23 20:19:21,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:19:21,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:21,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:21,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:21,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:21,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:25,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:25,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 309 states and 398 transitions. [2023-11-23 20:19:25,114 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 398 transitions. [2023-11-23 20:19:25,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:19:25,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:25,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:25,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:25,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:25,436 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 313 states and 404 transitions. [2023-11-23 20:19:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 404 transitions. [2023-11-23 20:19:26,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:19:26,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:26,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:26,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:26,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:27,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 312 states and 403 transitions. [2023-11-23 20:19:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 403 transitions. [2023-11-23 20:19:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:19:27,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:27,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:27,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:27,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:27,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 316 states and 408 transitions. [2023-11-23 20:19:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 408 transitions. [2023-11-23 20:19:27,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:19:27,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:27,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:27,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:28,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 333 states and 427 transitions. [2023-11-23 20:19:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 427 transitions. [2023-11-23 20:19:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:19:33,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:33,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:33,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:33,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 337 states and 432 transitions. [2023-11-23 20:19:34,173 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 432 transitions. [2023-11-23 20:19:34,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:19:34,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:34,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:34,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:34,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:34,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:37,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 336 states and 431 transitions. [2023-11-23 20:19:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 431 transitions. [2023-11-23 20:19:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:19:37,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:37,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:37,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:37,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:37,998 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 342 states and 438 transitions. [2023-11-23 20:19:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 438 transitions. [2023-11-23 20:19:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:19:38,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:38,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:38,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:38,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:41,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 350 states and 449 transitions. [2023-11-23 20:19:41,156 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2023-11-23 20:19:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:19:41,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:41,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:41,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:42,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 354 states and 455 transitions. [2023-11-23 20:19:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 455 transitions. [2023-11-23 20:19:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:19:42,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:42,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:42,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:42,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 356 states and 459 transitions. [2023-11-23 20:19:42,339 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 459 transitions. [2023-11-23 20:19:42,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:42,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:42,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:42,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:42,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 363 states and 469 transitions. [2023-11-23 20:19:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 469 transitions. [2023-11-23 20:19:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:19:43,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:43,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:43,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:43,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 369 states and 479 transitions. [2023-11-23 20:19:46,053 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 479 transitions. [2023-11-23 20:19:46,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:19:46,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:19:46,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.