./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:25:27,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:25:27,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:25:27,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:25:27,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:25:27,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:25:27,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:25:27,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:25:27,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:25:27,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:25:27,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:25:27,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:25:27,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:25:27,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:25:27,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:25:27,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:25:27,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:25:27,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:25:27,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:25:27,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:25:27,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:25:27,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:25:27,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:25:27,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:25:27,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:25:27,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:25:27,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:25:27,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:25:27,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:25:27,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:25:27,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:25:27,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:25:27,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:25:27,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:25:27,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:25:27,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:25:27,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:25:27,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:25:27,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:25:27,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:25:27,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:25:27,184 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:25:27,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:25:27,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:25:27,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:25:27,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:25:27,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:25:27,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:25:27,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:25:27,200 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:25:27,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:25:27,201 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:25:27,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:25:27,201 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:25:27,201 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:25:27,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:25:27,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:25:27,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:25:27,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:25:27,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:25:27,202 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:25:27,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:25:27,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:25:27,202 INFO L138 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_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b [2022-12-14 19:25:27,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:25:27,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:25:27,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:25:27,390 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:25:27,390 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:25:27,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2022-12-14 19:25:29,968 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:25:30,106 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:25:30,107 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2022-12-14 19:25:30,111 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/data/2ff78686b/5934293d5a3f4007a25cb2c52b15118e/FLAG178a41e39 [2022-12-14 19:25:30,124 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/data/2ff78686b/5934293d5a3f4007a25cb2c52b15118e [2022-12-14 19:25:30,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:25:30,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:25:30,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:25:30,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:25:30,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:25:30,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27818e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30, skipping insertion in model container [2022-12-14 19:25:30,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:25:30,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:25:30,288 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2022-12-14 19:25:30,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:25:30,312 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:25:30,322 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2022-12-14 19:25:30,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:25:30,335 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:25:30,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30 WrapperNode [2022-12-14 19:25:30,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:25:30,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:25:30,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:25:30,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:25:30,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,359 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-12-14 19:25:30,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:25:30,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:25:30,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:25:30,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:25:30,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,372 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:25:30,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:25:30,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:25:30,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:25:30,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:25:30,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:25:30,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:25:30,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03568d11-73fe-47b5-b872-8db55552eb15/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:25:30,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:25:30,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:25:30,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:25:30,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:25:30,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 19:25:30,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 19:25:30,477 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:25:30,479 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:25:30,573 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:25:30,594 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:25:30,594 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:25:30,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:25:30 BoogieIcfgContainer [2022-12-14 19:25:30,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:25:30,597 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:25:30,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:25:30,603 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:25:30,604 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:25:30" (1/1) ... [2022-12-14 19:25:30,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:25:30,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:30,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-12-14 19:25:30,646 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-12-14 19:25:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:25:30,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:30,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:30,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 19:25:30,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-12-14 19:25:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-12-14 19:25:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:25:30,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:30,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:30,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 19:25:30,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:30,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-12-14 19:25:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-12-14 19:25:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:25:30,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:30,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:30,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 19:25:30,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-12-14 19:25:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-12-14 19:25:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:25:31,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:31,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:31,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:25:31,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:31,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:31,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2022-12-14 19:25:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2022-12-14 19:25:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:25:31,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:31,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 19:25:31,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2022-12-14 19:25:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2022-12-14 19:25:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:25:31,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:31,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:31,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:25:31,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 66 transitions. [2022-12-14 19:25:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2022-12-14 19:25:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:25:32,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:32,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:32,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:25:32,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2022-12-14 19:25:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2022-12-14 19:25:33,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:25:33,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:33,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:33,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:25:33,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:33,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2022-12-14 19:25:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2022-12-14 19:25:33,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:25:33,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:33,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:33,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:25:33,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:34,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:34,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2022-12-14 19:25:34,427 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2022-12-14 19:25:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:25:34,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:34,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:34,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:25:34,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 98 transitions. [2022-12-14 19:25:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2022-12-14 19:25:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:34,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:34,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:34,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:25:34,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:35,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 107 transitions. [2022-12-14 19:25:35,252 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 107 transitions. [2022-12-14 19:25:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:35,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:35,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:35,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:25:35,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:35,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 59 states and 124 transitions. [2022-12-14 19:25:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 124 transitions. [2022-12-14 19:25:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:36,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:36,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:36,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:25:36,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:38,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:38,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 65 states and 147 transitions. [2022-12-14 19:25:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 147 transitions. [2022-12-14 19:25:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:38,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:38,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:25:38,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:40,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 68 states and 155 transitions. [2022-12-14 19:25:40,142 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 155 transitions. [2022-12-14 19:25:40,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:40,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:40,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:40,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:25:40,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:40,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 71 states and 170 transitions. [2022-12-14 19:25:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 170 transitions. [2022-12-14 19:25:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:40,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:40,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:41,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:25:41,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 76 states and 184 transitions. [2022-12-14 19:25:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 184 transitions. [2022-12-14 19:25:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:42,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:42,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:42,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 19:25:42,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:42,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 19:25:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:43,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 80 states and 198 transitions. [2022-12-14 19:25:43,653 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 198 transitions. [2022-12-14 19:25:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:25:43,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:43,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:43,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:25:43,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 80 states and 197 transitions. [2022-12-14 19:25:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 197 transitions. [2022-12-14 19:25:44,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:25:44,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:44,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:44,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:25:44,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:45,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:45,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 86 states and 219 transitions. [2022-12-14 19:25:45,877 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 219 transitions. [2022-12-14 19:25:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:25:45,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:45,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:45,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 19:25:45,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:47,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 91 states and 239 transitions. [2022-12-14 19:25:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 239 transitions. [2022-12-14 19:25:47,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:25:47,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:47,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:48,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:25:48,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:48,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 93 states and 254 transitions. [2022-12-14 19:25:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 254 transitions. [2022-12-14 19:25:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:48,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:48,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:48,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:25:48,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 95 states and 257 transitions. [2022-12-14 19:25:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 257 transitions. [2022-12-14 19:25:49,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:49,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:49,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:49,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:25:49,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 98 states and 275 transitions. [2022-12-14 19:25:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 275 transitions. [2022-12-14 19:25:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:50,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:50,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:50,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 19:25:50,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:51,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:51,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 100 states and 282 transitions. [2022-12-14 19:25:51,508 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 282 transitions. [2022-12-14 19:25:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:51,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:51,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:51,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:25:51,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:54,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:54,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 107 states and 298 transitions. [2022-12-14 19:25:54,907 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 298 transitions. [2022-12-14 19:25:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:54,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:54,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:54,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:25:54,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:55,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 107 states and 297 transitions. [2022-12-14 19:25:55,305 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 297 transitions. [2022-12-14 19:25:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:55,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:55,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:55,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 19:25:55,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 19:25:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 112 states and 312 transitions. [2022-12-14 19:25:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 312 transitions. [2022-12-14 19:25:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:57,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:57,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:57,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:25:57,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:57,311 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:57,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 112 states and 311 transitions. [2022-12-14 19:25:57,743 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 311 transitions. [2022-12-14 19:25:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:25:57,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:57,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:57,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:25:57,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 117 states and 326 transitions. [2022-12-14 19:26:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 326 transitions. [2022-12-14 19:26:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:26:00,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:00,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 19:26:00,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:00,597 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 19:26:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 120 states and 334 transitions. [2022-12-14 19:26:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 334 transitions. [2022-12-14 19:26:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:26:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:01,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:01,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:26:01,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:02,030 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 124 states and 347 transitions. [2022-12-14 19:26:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 347 transitions. [2022-12-14 19:26:04,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:04,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:04,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:04,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:26:04,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 131 states and 376 transitions. [2022-12-14 19:26:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 376 transitions. [2022-12-14 19:26:08,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:08,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:08,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:08,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:26:08,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:09,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:09,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 133 states and 379 transitions. [2022-12-14 19:26:09,272 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 379 transitions. [2022-12-14 19:26:09,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:09,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:09,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:09,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:09,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 139 states and 406 transitions. [2022-12-14 19:26:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 406 transitions. [2022-12-14 19:26:11,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:11,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:11,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:11,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:26:11,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:15,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 142 states and 413 transitions. [2022-12-14 19:26:15,286 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 413 transitions. [2022-12-14 19:26:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:15,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:15,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:15,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:26:15,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:17,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:17,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 144 states and 417 transitions. [2022-12-14 19:26:17,007 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 417 transitions. [2022-12-14 19:26:17,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:17,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:17,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:17,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:26:17,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:17,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:18,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:18,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 146 states and 421 transitions. [2022-12-14 19:26:18,855 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 421 transitions. [2022-12-14 19:26:18,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:18,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:18,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:18,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:18,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:18,884 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 146 states and 420 transitions. [2022-12-14 19:26:19,328 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 420 transitions. [2022-12-14 19:26:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:26:19,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:19,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:19,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:26:19,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 148 states and 442 transitions. [2022-12-14 19:26:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 442 transitions. [2022-12-14 19:26:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:19,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:19,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:20,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:26:20,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:20,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 151 states and 455 transitions. [2022-12-14 19:26:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 455 transitions. [2022-12-14 19:26:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:22,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:22,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:23,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:26:23,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 154 states and 465 transitions. [2022-12-14 19:26:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 465 transitions. [2022-12-14 19:26:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:24,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:24,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:25,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:26:25,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 157 states and 474 transitions. [2022-12-14 19:26:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 474 transitions. [2022-12-14 19:26:28,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:28,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:28,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:28,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:26:28,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:30,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 160 states and 497 transitions. [2022-12-14 19:26:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 497 transitions. [2022-12-14 19:26:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:30,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:30,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:30,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:26:30,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:34,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 165 states and 515 transitions. [2022-12-14 19:26:34,296 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 515 transitions. [2022-12-14 19:26:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:34,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:34,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:34,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:26:34,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:34,937 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:36,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:36,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 167 states and 524 transitions. [2022-12-14 19:26:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 524 transitions. [2022-12-14 19:26:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:36,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:36,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:36,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:26:36,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:40,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 172 states and 542 transitions. [2022-12-14 19:26:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 542 transitions. [2022-12-14 19:26:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:26:40,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:40,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:40,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:26:40,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 172 states and 541 transitions. [2022-12-14 19:26:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 541 transitions. [2022-12-14 19:26:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:26:40,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:40,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:41,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:26:41,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:26:48,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:48,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 179 states and 572 transitions. [2022-12-14 19:26:48,924 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 572 transitions. [2022-12-14 19:26:48,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:26:48,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:48,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:49,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:26:49,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 191 states and 614 transitions. [2022-12-14 19:27:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 614 transitions. [2022-12-14 19:27:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:04,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:04,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:05,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:27:05,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:07,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 193 states and 618 transitions. [2022-12-14 19:27:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 618 transitions. [2022-12-14 19:27:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:07,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:07,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 19:27:07,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:07,657 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 198 states and 630 transitions. [2022-12-14 19:27:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 630 transitions. [2022-12-14 19:27:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:12,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:12,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:12,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:27:12,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:13,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:13,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 199 states and 638 transitions. [2022-12-14 19:27:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 638 transitions. [2022-12-14 19:27:13,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:13,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:13,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:14,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 19:27:14,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 201 states and 642 transitions. [2022-12-14 19:27:16,633 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 642 transitions. [2022-12-14 19:27:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:16,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:16,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:16,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:27:16,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:16,663 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 203 states and 651 transitions. [2022-12-14 19:27:18,884 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 651 transitions. [2022-12-14 19:27:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:18,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:18,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:18,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:27:18,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:22,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 208 states and 680 transitions. [2022-12-14 19:27:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 680 transitions. [2022-12-14 19:27:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:22,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:22,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:22,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:27:22,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 210 states and 683 transitions. [2022-12-14 19:27:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 683 transitions. [2022-12-14 19:27:25,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:25,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:25,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:25,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:27:25,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:25,216 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:26,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 210 states and 681 transitions. [2022-12-14 19:27:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 681 transitions. [2022-12-14 19:27:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:26,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:26,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:26,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:27:26,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:26,344 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 211 states and 684 transitions. [2022-12-14 19:27:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 684 transitions. [2022-12-14 19:27:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:29,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:29,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:29,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:27:29,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:30,008 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 211 states and 683 transitions. [2022-12-14 19:27:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 683 transitions. [2022-12-14 19:27:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:27:30,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:30,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:30,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:27:30,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:31,197 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:31,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 213 states and 717 transitions. [2022-12-14 19:27:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 717 transitions. [2022-12-14 19:27:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:27:31,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:31,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:32,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:27:32,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:35,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 216 states and 732 transitions. [2022-12-14 19:27:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 732 transitions. [2022-12-14 19:27:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:27:35,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:35,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:35,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 19:27:35,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 19:27:38,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 219 states and 741 transitions. [2022-12-14 19:27:38,421 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 741 transitions. [2022-12-14 19:27:38,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:27:38,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:38,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:38,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:27:38,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 223 states and 753 transitions. [2022-12-14 19:27:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 753 transitions. [2022-12-14 19:27:42,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:27:42,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:42,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:42,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:27:42,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:49,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 228 states and 771 transitions. [2022-12-14 19:27:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 771 transitions. [2022-12-14 19:27:49,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:27:49,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:49,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:49,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:27:49,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:49,792 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:57,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 232 states and 792 transitions. [2022-12-14 19:27:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 792 transitions. [2022-12-14 19:27:57,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:27:57,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:57,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:57,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 19:27:57,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:01,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 234 states and 798 transitions. [2022-12-14 19:28:01,143 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 798 transitions. [2022-12-14 19:28:01,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:28:01,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:01,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:01,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:28:01,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:04,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 237 states and 828 transitions. [2022-12-14 19:28:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 828 transitions. [2022-12-14 19:28:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:28:04,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:04,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:04,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:28:04,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:06,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:06,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 237 states and 827 transitions. [2022-12-14 19:28:06,478 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 827 transitions. [2022-12-14 19:28:06,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:28:06,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:06,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:06,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:28:06,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:11,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 242 states and 846 transitions. [2022-12-14 19:28:11,840 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 846 transitions. [2022-12-14 19:28:11,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:28:11,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:11,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:12,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:28:12,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:20,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 249 states and 875 transitions. [2022-12-14 19:28:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 875 transitions. [2022-12-14 19:28:20,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:28:20,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:20,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:20,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:28:20,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:20,671 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 257 states and 926 transitions. [2022-12-14 19:28:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 926 transitions. [2022-12-14 19:28:32,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:28:32,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:32,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 19:28:32,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:44,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 263 states and 942 transitions. [2022-12-14 19:28:44,156 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 942 transitions. [2022-12-14 19:28:44,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:28:44,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:44,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:44,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:28:44,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:28:51,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:28:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 269 states and 966 transitions. [2022-12-14 19:28:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 966 transitions. [2022-12-14 19:28:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:28:51,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:28:51,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:28:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:28:51,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:28:51,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 275 states and 1016 transitions. [2022-12-14 19:29:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 1016 transitions. [2022-12-14 19:29:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:02,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:02,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:02,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:29:02,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:07,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 277 states and 1019 transitions. [2022-12-14 19:29:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1019 transitions. [2022-12-14 19:29:07,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:07,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:07,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:07,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:29:07,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:07,744 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:11,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:11,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 279 states and 1023 transitions. [2022-12-14 19:29:11,061 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 1023 transitions. [2022-12-14 19:29:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:11,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:11,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:11,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:29:11,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:11,380 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:15,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 281 states and 1028 transitions. [2022-12-14 19:29:15,246 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1028 transitions. [2022-12-14 19:29:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:15,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:15,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:15,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:29:15,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:15,275 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 283 states and 1035 transitions. [2022-12-14 19:29:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1035 transitions. [2022-12-14 19:29:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:17,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:17,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:17,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:29:17,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:19,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 283 states and 1033 transitions. [2022-12-14 19:29:19,273 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1033 transitions. [2022-12-14 19:29:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:19,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:19,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:19,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:29:19,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:20,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 283 states and 1032 transitions. [2022-12-14 19:29:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1032 transitions. [2022-12-14 19:29:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:20,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:20,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:20,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:29:20,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:20,564 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:21,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 283 states and 1031 transitions. [2022-12-14 19:29:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1031 transitions. [2022-12-14 19:29:21,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:21,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:21,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:21,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:29:21,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 286 states and 1038 transitions. [2022-12-14 19:29:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1038 transitions. [2022-12-14 19:29:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:29:25,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:25,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:25,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:29:25,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 288 states and 1083 transitions. [2022-12-14 19:29:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1083 transitions. [2022-12-14 19:29:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:27,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:27,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:27,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 19:29:27,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:29:37,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 295 states and 1119 transitions. [2022-12-14 19:29:37,803 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1119 transitions. [2022-12-14 19:29:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:37,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:37,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:37,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:29:37,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:39,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 296 states and 1125 transitions. [2022-12-14 19:29:39,931 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1125 transitions. [2022-12-14 19:29:39,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:39,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:39,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:39,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 19:29:39,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:29:47,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:47,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 300 states and 1140 transitions. [2022-12-14 19:29:47,775 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1140 transitions. [2022-12-14 19:29:47,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:47,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:47,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:47,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:29:47,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:29:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 302 states and 1142 transitions. [2022-12-14 19:29:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1142 transitions. [2022-12-14 19:29:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:50,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:50,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:50,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:29:50,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:51,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:51,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 302 states and 1141 transitions. [2022-12-14 19:29:51,901 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1141 transitions. [2022-12-14 19:29:51,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:51,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:51,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:51,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 19:29:51,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:29:55,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 305 states and 1154 transitions. [2022-12-14 19:29:55,260 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1154 transitions. [2022-12-14 19:29:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:55,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:55,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:55,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:29:55,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:55,293 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:29:56,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 305 states and 1153 transitions. [2022-12-14 19:29:56,449 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1153 transitions. [2022-12-14 19:29:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:29:56,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:56,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:56,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:29:56,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:29:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 307 states and 1157 transitions. [2022-12-14 19:29:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1157 transitions. [2022-12-14 19:29:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:29:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:58,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:58,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:29:58,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:59,907 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 310 states and 1196 transitions. [2022-12-14 19:30:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1196 transitions. [2022-12-14 19:30:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:04,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:04,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:04,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:30:04,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 312 states and 1220 transitions. [2022-12-14 19:30:09,656 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1220 transitions. [2022-12-14 19:30:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:09,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:09,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:09,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:30:09,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:12,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 314 states and 1225 transitions. [2022-12-14 19:30:12,144 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1225 transitions. [2022-12-14 19:30:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:12,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:12,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:12,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:30:12,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:13,584 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:18,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 318 states and 1240 transitions. [2022-12-14 19:30:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1240 transitions. [2022-12-14 19:30:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:18,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:18,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:19,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:30:19,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 321 states and 1253 transitions. [2022-12-14 19:30:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1253 transitions. [2022-12-14 19:30:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:23,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:23,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:23,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 19:30:23,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:23,217 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-14 19:30:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:28,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 326 states and 1266 transitions. [2022-12-14 19:30:28,404 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1266 transitions. [2022-12-14 19:30:28,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:28,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:28,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:28,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:30:28,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 330 states and 1290 transitions. [2022-12-14 19:30:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1290 transitions. [2022-12-14 19:30:34,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:34,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:34,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:34,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:30:34,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 45 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:30:46,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:46,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 333 states and 1304 transitions. [2022-12-14 19:30:46,301 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1304 transitions. [2022-12-14 19:30:46,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:30:46,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:46,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:46,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:30:46,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:00,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 339 states and 1326 transitions. [2022-12-14 19:31:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1326 transitions. [2022-12-14 19:31:00,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:31:00,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:00,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:00,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:31:00,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:00,416 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:02,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:02,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 341 states and 1329 transitions. [2022-12-14 19:31:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1329 transitions. [2022-12-14 19:31:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:31:02,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:02,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:02,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:31:02,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 341 states and 1328 transitions. [2022-12-14 19:31:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1328 transitions. [2022-12-14 19:31:04,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:31:04,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:04,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:04,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:31:04,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 346 states and 1351 transitions. [2022-12-14 19:31:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1351 transitions. [2022-12-14 19:31:12,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:31:12,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:12,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:12,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:31:12,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:18,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:18,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 349 states and 1365 transitions. [2022-12-14 19:31:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1365 transitions. [2022-12-14 19:31:18,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:31:18,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:18,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:18,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:31:18,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 355 states and 1397 transitions. [2022-12-14 19:31:31,756 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1397 transitions. [2022-12-14 19:31:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:31:31,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:31,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:31,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:31:31,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:50,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 361 states and 1421 transitions. [2022-12-14 19:31:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1421 transitions. [2022-12-14 19:31:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:31:50,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:50,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:50,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:31:50,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:57,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:57,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 363 states and 1422 transitions. [2022-12-14 19:31:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1422 transitions. [2022-12-14 19:31:57,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:31:57,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:57,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:57,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 19:31:57,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:32:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:11,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 367 states and 1452 transitions. [2022-12-14 19:32:11,619 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1452 transitions. [2022-12-14 19:32:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:32:11,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:11,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:32:11,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:11,657 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:32:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 373 states and 1510 transitions. [2022-12-14 19:32:25,553 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1510 transitions. [2022-12-14 19:32:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:32:25,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:25,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:25,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:32:25,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:32:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 376 states and 1519 transitions. [2022-12-14 19:32:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1519 transitions. [2022-12-14 19:32:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:32:30,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:30,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:30,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:32:30,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:32:35,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 379 states and 1526 transitions. [2022-12-14 19:32:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1526 transitions. [2022-12-14 19:32:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:32:35,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:35,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:35,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:32:35,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:35,367 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:32:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 382 states and 1533 transitions. [2022-12-14 19:32:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1533 transitions. [2022-12-14 19:32:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:32:41,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:41,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:42,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:32:42,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:42,225 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:32:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:53,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 386 states and 1545 transitions. [2022-12-14 19:32:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1545 transitions. [2022-12-14 19:32:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:32:53,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:53,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:53,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 19:32:53,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:53,999 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:33:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 391 states and 1558 transitions. [2022-12-14 19:33:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1558 transitions. [2022-12-14 19:33:08,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:33:08,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:08,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:08,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:33:08,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:33:18,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 395 states and 1571 transitions. [2022-12-14 19:33:18,285 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1571 transitions. [2022-12-14 19:33:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:33:18,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:18,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:18,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:33:18,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:18,518 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:33:21,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 397 states and 1573 transitions. [2022-12-14 19:33:21,675 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1573 transitions. [2022-12-14 19:33:21,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:33:21,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:21,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:21,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:33:21,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:33:23,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:23,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 397 states and 1572 transitions. [2022-12-14 19:33:23,225 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1572 transitions. [2022-12-14 19:33:23,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:33:23,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:23,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:23,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:33:23,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:23,258 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:33:24,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 397 states and 1571 transitions. [2022-12-14 19:33:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1571 transitions. [2022-12-14 19:33:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:33:24,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:24,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:24,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:33:24,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:25,796 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:33:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 399 states and 1634 transitions. [2022-12-14 19:33:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1634 transitions. [2022-12-14 19:33:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:33:28,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:28,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:28,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:33:28,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:30,036 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:34:01,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:34:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 411 states and 1705 transitions. [2022-12-14 19:34:01,360 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1705 transitions. [2022-12-14 19:34:01,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:34:01,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:34:01,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:34:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:34:01,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:34:01,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:34:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:34:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:34:04,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 412 states and 1712 transitions. [2022-12-14 19:34:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1712 transitions. [2022-12-14 19:34:04,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:34:04,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:34:04,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:34:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:34:07,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:34:07,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:34:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:34:31,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 19:34:34,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:34:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 421 states and 1739 transitions. [2022-12-14 19:34:34,760 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1739 transitions. [2022-12-14 19:34:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:34:34,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:34:34,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:34:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:34:35,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:34:35,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:34:35,496 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:34:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:34:47,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 427 states and 1749 transitions. [2022-12-14 19:34:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1749 transitions. [2022-12-14 19:34:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:34:47,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:34:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:34:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:34:47,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:34:47,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:34:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:35:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:04,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 430 states and 1755 transitions. [2022-12-14 19:35:04,928 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1755 transitions. [2022-12-14 19:35:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:35:04,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:04,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:05,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:35:05,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:35:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 432 states and 1760 transitions. [2022-12-14 19:35:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1760 transitions. [2022-12-14 19:35:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:35:12,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:12,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:12,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:35:12,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:35:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 432 states and 1759 transitions. [2022-12-14 19:35:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1759 transitions. [2022-12-14 19:35:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:35:14,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:14,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:14,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:35:14,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:35:23,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:23,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 434 states and 1764 transitions. [2022-12-14 19:35:23,047 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1764 transitions. [2022-12-14 19:35:23,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:35:23,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:23,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:23,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:35:23,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:35:25,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 435 states and 1769 transitions. [2022-12-14 19:35:25,999 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1769 transitions. [2022-12-14 19:35:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:35:26,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:26,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:26,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:35:26,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:26,042 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:35:27,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 435 states and 1768 transitions. [2022-12-14 19:35:27,980 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1768 transitions. [2022-12-14 19:35:27,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:35:27,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:27,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:28,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:35:28,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:35:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 437 states and 1772 transitions. [2022-12-14 19:35:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1772 transitions. [2022-12-14 19:35:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:35:32,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:32,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:32,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:35:32,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:35:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 442 states and 1797 transitions. [2022-12-14 19:35:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1797 transitions. [2022-12-14 19:35:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:35:52,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:52,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:52,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:35:52,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:36:19,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:36:19,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 449 states and 1840 transitions. [2022-12-14 19:36:19,759 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1840 transitions. [2022-12-14 19:36:19,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:36:19,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:36:19,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:36:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:36:19,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:36:19,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:36:19,933 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:36:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:36:33,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 454 states and 1856 transitions. [2022-12-14 19:36:33,441 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1856 transitions. [2022-12-14 19:36:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:36:33,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:36:33,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:36:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:36:33,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 19:36:33,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:36:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-12-14 19:36:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:36:42,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 457 states and 1867 transitions. [2022-12-14 19:36:42,804 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1867 transitions. [2022-12-14 19:36:42,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:36:42,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:36:42,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:36:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:36:42,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:36:42,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:37:00,076 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-14 19:37:00,128 INFO L208 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2022-12-14 19:37:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:21,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 465 states and 1921 transitions. [2022-12-14 19:38:21,093 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1921 transitions. [2022-12-14 19:38:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:38:21,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:21,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:21,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:38:21,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:38:25,478 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 468 states and 1931 transitions. [2022-12-14 19:38:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1931 transitions. [2022-12-14 19:38:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:38:36,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:36,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:36,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:38:36,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:38:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:47,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 471 states and 1982 transitions. [2022-12-14 19:38:47,381 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1982 transitions. [2022-12-14 19:38:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:38:47,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:47,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:47,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:38:47,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:38:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:39:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 477 states and 2027 transitions. [2022-12-14 19:39:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 2027 transitions. [2022-12-14 19:39:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:39:13,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:13,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:13,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:39:13,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:39:13,890 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.