./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL --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 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:04:35,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:04:35,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:04:35,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:04:35,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:04:35,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:04:35,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:04:35,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:04:35,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:04:35,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:04:35,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:04:35,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:04:35,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:04:35,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:04:35,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:04:35,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:04:35,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:04:35,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:04:35,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:04:35,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:04:35,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:04:35,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:04:35,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:04:35,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:04:35,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:04:35,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:04:35,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:04:35,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:04:35,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:04:35,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:04:35,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:04:35,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:04:35,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:04:35,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:04:35,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:04:35,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:04:35,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:04:35,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:04:35,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:04:35,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:04:35,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:04:35,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:04:35,472 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:04:35,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:04:35,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:04:35,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:04:35,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:04:35,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:04:35,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:04:35,476 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:04:35,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:04:35,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:04:35,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:04:35,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:04:35,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:04:35,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:04:35,479 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:04:35,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:04:35,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:04:35,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:04:35,480 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:04:35,480 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:04:35,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:04:35,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:04:35,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:04:35,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:04:35,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:04:35,482 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:04:35,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:04:35,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:04:35,483 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_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c [2021-11-25 07:04:35,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:04:35,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:04:35,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:04:35,798 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:04:35,800 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:04:35,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-25 07:04:35,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/data/51ec9045e/3256df10152b4506be4a96d1b87b2ec9/FLAG09f1a5fb3 [2021-11-25 07:04:36,396 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:04:36,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-25 07:04:36,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/data/51ec9045e/3256df10152b4506be4a96d1b87b2ec9/FLAG09f1a5fb3 [2021-11-25 07:04:36,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/data/51ec9045e/3256df10152b4506be4a96d1b87b2ec9 [2021-11-25 07:04:36,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:04:36,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:04:36,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:04:36,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:04:36,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:04:36,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:04:36" (1/1) ... [2021-11-25 07:04:36,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d439444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:36, skipping insertion in model container [2021-11-25 07:04:36,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:04:36" (1/1) ... [2021-11-25 07:04:36,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:04:36,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:04:37,007 WARN L230 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_a6f60f79-e94c-435d-9e57-34b981e49e08/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-25 07:04:37,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:04:37,051 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:04:37,071 WARN L230 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_a6f60f79-e94c-435d-9e57-34b981e49e08/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-25 07:04:37,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:04:37,106 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:04:37,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37 WrapperNode [2021-11-25 07:04:37,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:04:37,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:04:37,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:04:37,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:04:37,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,152 INFO L137 Inliner]: procedures = 15, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2021-11-25 07:04:37,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:04:37,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:04:37,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:04:37,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:04:37,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:04:37,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:04:37,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:04:37,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:04:37,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:04:37,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:04:37,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:04:37,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f60f79-e94c-435d-9e57-34b981e49e08/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:04:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:04:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 07:04:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 07:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:04:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:04:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:04:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:04:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:04:37,395 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:04:37,398 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:04:37,670 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:04:37,730 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:04:37,730 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 07:04:37,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:37 BoogieIcfgContainer [2021-11-25 07:04:37,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:04:37,734 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:04:37,734 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:04:37,754 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:04:37,755 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:37" (1/1) ... [2021-11-25 07:04:37,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:04:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-25 07:04:37,886 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-25 07:04:37,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:04:37,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:37,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:04:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 30 transitions. [2021-11-25 07:04:38,363 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2021-11-25 07:04:38,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:04:38,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:38,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:04:38,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 39 transitions. [2021-11-25 07:04:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2021-11-25 07:04:38,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:04:38,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:38,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:04:39,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 34 transitions. [2021-11-25 07:04:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2021-11-25 07:04:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:04:39,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:39,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:04:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 41 transitions. [2021-11-25 07:04:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-11-25 07:04:39,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:04:39,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:39,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:04:41,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:41,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 33 states and 60 transitions. [2021-11-25 07:04:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2021-11-25 07:04:41,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:04:41,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:41,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:41,413 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:04:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:42,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 38 states and 76 transitions. [2021-11-25 07:04:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 76 transitions. [2021-11-25 07:04:42,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:04:42,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:42,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:42,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:04:42,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:42,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 38 states and 73 transitions. [2021-11-25 07:04:42,868 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2021-11-25 07:04:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:04:42,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:42,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:04:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 88 transitions. [2021-11-25 07:04:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 88 transitions. [2021-11-25 07:04:44,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:04:44,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:44,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:04:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 46 states and 89 transitions. [2021-11-25 07:04:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2021-11-25 07:04:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:04:45,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:45,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:04:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:46,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 49 states and 94 transitions. [2021-11-25 07:04:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2021-11-25 07:04:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:04:46,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:46,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:04:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 61 states and 130 transitions. [2021-11-25 07:04:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 130 transitions. [2021-11-25 07:04:51,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:04:51,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:51,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:52,405 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:04:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 67 states and 149 transitions. [2021-11-25 07:04:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2021-11-25 07:04:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:04:54,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:54,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:04:55,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 67 states and 145 transitions. [2021-11-25 07:04:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 145 transitions. [2021-11-25 07:04:55,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:04:55,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:55,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:04:57,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:57,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 72 states and 165 transitions. [2021-11-25 07:04:57,335 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 165 transitions. [2021-11-25 07:04:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:04:57,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:57,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:04:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 73 states and 166 transitions. [2021-11-25 07:04:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 166 transitions. [2021-11-25 07:04:58,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:04:58,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:58,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:04:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 75 states and 168 transitions. [2021-11-25 07:04:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 168 transitions. [2021-11-25 07:04:59,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:04:59,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:59,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:05:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 80 states and 177 transitions. [2021-11-25 07:05:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 177 transitions. [2021-11-25 07:05:01,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:05:01,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:01,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:05:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:03,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 84 states and 182 transitions. [2021-11-25 07:05:03,722 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 182 transitions. [2021-11-25 07:05:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:05:03,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:03,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:05:05,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 88 states and 191 transitions. [2021-11-25 07:05:05,524 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 191 transitions. [2021-11-25 07:05:05,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:05:05,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:05,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:08,711 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:05:16,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:16,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 102 states and 233 transitions. [2021-11-25 07:05:16,696 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 233 transitions. [2021-11-25 07:05:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:05:16,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:16,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 07:05:24,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 108 states and 254 transitions. [2021-11-25 07:05:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 254 transitions. [2021-11-25 07:05:24,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:05:24,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:24,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:05:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 110 states and 263 transitions. [2021-11-25 07:05:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 263 transitions. [2021-11-25 07:05:29,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:05:29,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:29,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 07:05:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 112 states and 269 transitions. [2021-11-25 07:05:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 269 transitions. [2021-11-25 07:05:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:05:34,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:34,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 07:05:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:42,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 117 states and 298 transitions. [2021-11-25 07:05:42,192 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 298 transitions. [2021-11-25 07:05:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:05:42,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:42,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:05:45,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 120 states and 310 transitions. [2021-11-25 07:05:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 310 transitions. [2021-11-25 07:05:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:05:45,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:45,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:45,312 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:05:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 123 states and 317 transitions. [2021-11-25 07:05:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 317 transitions. [2021-11-25 07:05:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:05:47,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:47,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:05:49,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:49,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 126 states and 327 transitions. [2021-11-25 07:05:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 327 transitions. [2021-11-25 07:05:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:05:49,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:49,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:05:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:52,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 129 states and 337 transitions. [2021-11-25 07:05:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 337 transitions. [2021-11-25 07:05:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:05:52,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:52,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:05:55,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 134 states and 357 transitions. [2021-11-25 07:05:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 357 transitions. [2021-11-25 07:05:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:05:55,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:55,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:56,004 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:05:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 137 states and 362 transitions. [2021-11-25 07:05:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 362 transitions. [2021-11-25 07:05:58,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:05:58,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:58,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:06:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 139 states and 365 transitions. [2021-11-25 07:06:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 365 transitions. [2021-11-25 07:06:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:06:00,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:00,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:00,401 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:06:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 142 states and 376 transitions. [2021-11-25 07:06:02,872 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 376 transitions. [2021-11-25 07:06:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:06:02,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:02,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:06:04,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 143 states and 377 transitions. [2021-11-25 07:06:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 377 transitions. [2021-11-25 07:06:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:06:04,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:04,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:06:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:05,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 144 states and 378 transitions. [2021-11-25 07:06:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 378 transitions. [2021-11-25 07:06:05,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:06:05,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:05,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:05,778 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:06:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 149 states and 385 transitions. [2021-11-25 07:06:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 385 transitions. [2021-11-25 07:06:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:06:10,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:10,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:06:13,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 152 states and 396 transitions. [2021-11-25 07:06:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 396 transitions. [2021-11-25 07:06:13,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:06:13,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:13,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:13,474 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:06:16,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 156 states and 405 transitions. [2021-11-25 07:06:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 405 transitions. [2021-11-25 07:06:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:06:16,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:16,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:06:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 158 states and 409 transitions. [2021-11-25 07:06:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 409 transitions. [2021-11-25 07:06:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:06:18,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:18,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:06:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:37,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 166 states and 445 transitions. [2021-11-25 07:06:37,379 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 445 transitions. [2021-11-25 07:06:37,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:06:37,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:37,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:06:54,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:54,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 174 states and 468 transitions. [2021-11-25 07:06:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 468 transitions. [2021-11-25 07:06:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:06:54,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:54,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:01,309 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 07:07:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 181 states and 491 transitions. [2021-11-25 07:07:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 491 transitions. [2021-11-25 07:07:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:07:11,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:11,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:14,003 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 1 proven. 41 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:07:17,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 184 states and 502 transitions. [2021-11-25 07:07:17,482 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 502 transitions. [2021-11-25 07:07:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:07:17,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:17,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:21,123 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 07:07:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 187 states and 513 transitions. [2021-11-25 07:07:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 513 transitions. [2021-11-25 07:07:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:07:26,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:26,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 07:07:38,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:38,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 189 states and 518 transitions. [2021-11-25 07:07:38,144 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 518 transitions. [2021-11-25 07:07:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:07:38,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:38,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:43,089 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:07:53,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:53,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 195 states and 540 transitions. [2021-11-25 07:07:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 540 transitions. [2021-11-25 07:07:53,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:07:53,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:53,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:04,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 201 states and 563 transitions. [2021-11-25 07:08:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 563 transitions. [2021-11-25 07:08:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:08:04,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:04,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 204 states and 571 transitions. [2021-11-25 07:08:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 571 transitions. [2021-11-25 07:08:08,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:08:08,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:08,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:08,623 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:11,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:11,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 207 states and 581 transitions. [2021-11-25 07:08:11,989 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 581 transitions. [2021-11-25 07:08:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:08:11,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:11,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:15,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:15,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 210 states and 589 transitions. [2021-11-25 07:08:15,544 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 589 transitions. [2021-11-25 07:08:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:08:15,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:15,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 213 states and 598 transitions. [2021-11-25 07:08:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 598 transitions. [2021-11-25 07:08:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:08:19,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:19,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:22,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 216 states and 606 transitions. [2021-11-25 07:08:22,752 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 606 transitions. [2021-11-25 07:08:22,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:08:22,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:22,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:22,987 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 219 states and 615 transitions. [2021-11-25 07:08:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 615 transitions. [2021-11-25 07:08:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:08:26,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:26,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:08:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 219 states and 608 transitions. [2021-11-25 07:08:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 608 transitions. [2021-11-25 07:08:28,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:08:28,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:28,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-25 07:08:34,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 222 states and 614 transitions. [2021-11-25 07:08:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 614 transitions. [2021-11-25 07:08:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:08:34,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:34,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-25 07:08:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 227 states and 628 transitions. [2021-11-25 07:08:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 628 transitions. [2021-11-25 07:08:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:08:41,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:41,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-25 07:08:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 230 states and 639 transitions. [2021-11-25 07:08:47,125 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 639 transitions. [2021-11-25 07:08:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:08:47,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:47,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:48,443 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 12 proven. 29 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:08:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:49,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 231 states and 641 transitions. [2021-11-25 07:08:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 641 transitions. [2021-11-25 07:08:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:08:49,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:49,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-25 07:08:52,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 232 states and 642 transitions. [2021-11-25 07:08:52,564 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 642 transitions. [2021-11-25 07:08:52,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:08:52,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:52,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 239 states and 662 transitions. [2021-11-25 07:09:04,263 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 662 transitions. [2021-11-25 07:09:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:04,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:04,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:14,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:14,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 245 states and 679 transitions. [2021-11-25 07:09:14,115 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 679 transitions. [2021-11-25 07:09:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:14,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:14,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:15,512 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:17,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:17,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 246 states and 684 transitions. [2021-11-25 07:09:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 684 transitions. [2021-11-25 07:09:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:17,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:17,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:20,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 247 states and 693 transitions. [2021-11-25 07:09:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 693 transitions. [2021-11-25 07:09:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:20,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:20,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 248 states and 697 transitions. [2021-11-25 07:09:22,686 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 697 transitions. [2021-11-25 07:09:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:22,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:22,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:24,266 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:26,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 249 states and 706 transitions. [2021-11-25 07:09:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 706 transitions. [2021-11-25 07:09:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:26,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:26,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 251 states and 709 transitions. [2021-11-25 07:09:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 709 transitions. [2021-11-25 07:09:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:30,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:30,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:31,892 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:38,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:38,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 255 states and 714 transitions. [2021-11-25 07:09:38,106 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 714 transitions. [2021-11-25 07:09:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:38,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:38,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 257 states and 719 transitions. [2021-11-25 07:09:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 719 transitions. [2021-11-25 07:09:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:42,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:42,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:43,340 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:09:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:46,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 259 states and 724 transitions. [2021-11-25 07:09:46,121 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 724 transitions. [2021-11-25 07:09:46,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:09:46,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:46,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 07:10:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 272 states and 773 transitions. [2021-11-25 07:10:31,243 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 773 transitions. [2021-11-25 07:10:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:10:31,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:31,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 07:11:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 280 states and 808 transitions. [2021-11-25 07:11:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 808 transitions. [2021-11-25 07:11:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:31,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:31,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 07:11:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 281 states and 812 transitions. [2021-11-25 07:11:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 812 transitions. [2021-11-25 07:11:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:48,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:48,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 7 proven. 64 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:12:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 284 states and 822 transitions. [2021-11-25 07:12:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 822 transitions. [2021-11-25 07:12:13,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:12:13,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:12:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 286 states and 836 transitions. [2021-11-25 07:12:26,448 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 836 transitions. [2021-11-25 07:12:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:12:26,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 69 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:12:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 287 states and 842 transitions. [2021-11-25 07:12:38,600 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 842 transitions. [2021-11-25 07:12:38,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:12:38,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 7 proven. 64 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:12:47,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 288 states and 847 transitions. [2021-11-25 07:12:47,843 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 847 transitions. [2021-11-25 07:12:47,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:12:47,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:55,300 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:13:06,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 292 states and 863 transitions. [2021-11-25 07:13:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 863 transitions. [2021-11-25 07:13:06,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:13:06,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:06,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:13:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 300 states and 892 transitions. [2021-11-25 07:13:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 892 transitions. [2021-11-25 07:13:35,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:13:35,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:35,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 69 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:14:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:08,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 305 states and 919 transitions. [2021-11-25 07:14:08,872 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 919 transitions. [2021-11-25 07:14:08,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:14:08,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:08,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat