./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY --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 515641d47b866a31074baa0701cc4e191cb58e69 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:21:37,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:21:37,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:21:38,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:21:38,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:21:38,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:21:38,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:21:38,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:21:38,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:21:38,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:21:38,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:21:38,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:21:38,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:21:38,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:21:38,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:21:38,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:21:38,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:21:38,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:21:38,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:21:38,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:21:38,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:21:38,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:21:38,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:21:38,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:21:38,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:21:38,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:21:38,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:21:38,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:21:38,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:21:38,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:21:38,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:21:38,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:21:38,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:21:38,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:21:38,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:21:38,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:21:38,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:21:38,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:21:38,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:21:38,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:21:38,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:21:38,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 03:21:38,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:21:38,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:21:38,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:21:38,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:21:38,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:21:38,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:21:38,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:21:38,138 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 03:21:38,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:21:38,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 03:21:38,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:21:38,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:21:38,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:21:38,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:21:38,141 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 03:21:38,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:21:38,141 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:21:38,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:21:38,142 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:21:38,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:21:38,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:21:38,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:21:38,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:21:38,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:21:38,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:21:38,143 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:21:38,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:21:38,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:21:38,144 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_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515641d47b866a31074baa0701cc4e191cb58e69 [2021-10-13 03:21:38,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:21:38,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:21:38,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:21:38,484 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:21:38,485 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:21:38,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2021-10-13 03:21:38,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/data/6ceae1a8b/8c7c683c67c348389c4ee16ffff4c1dc/FLAG67a563a4c [2021-10-13 03:21:39,080 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:21:39,081 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2021-10-13 03:21:39,093 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/data/6ceae1a8b/8c7c683c67c348389c4ee16ffff4c1dc/FLAG67a563a4c [2021-10-13 03:21:39,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/data/6ceae1a8b/8c7c683c67c348389c4ee16ffff4c1dc [2021-10-13 03:21:39,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:21:39,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:21:39,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:21:39,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:21:39,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:21:39,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b9975f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39, skipping insertion in model container [2021-10-13 03:21:39,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:21:39,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:21:39,664 WARN L228 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_973a687f-0de2-4c2d-bfc7-98901d35eca5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2021-10-13 03:21:39,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:21:39,688 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:21:39,701 WARN L228 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_973a687f-0de2-4c2d-bfc7-98901d35eca5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2021-10-13 03:21:39,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:21:39,722 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:21:39,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39 WrapperNode [2021-10-13 03:21:39,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:21:39,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:21:39,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:21:39,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:21:39,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:21:39,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:21:39,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:21:39,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:21:39,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:21:39,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:21:39,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:21:39,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:21:39,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:39" (1/1) ... [2021-10-13 03:21:39,790 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:21:39,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:21:39,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:21:39,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:21:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 03:21:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:21:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:21:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:21:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-13 03:21:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-13 03:21:40,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:21:40,170 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-13 03:21:40,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:21:40 BoogieIcfgContainer [2021-10-13 03:21:40,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:21:40,189 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:21:40,190 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:21:40,199 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:21:40,199 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:21:40" (1/1) ... [2021-10-13 03:21:40,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:21:40,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2021-10-13 03:21:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2021-10-13 03:21:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:21:40,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:40,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:21:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 75 transitions. [2021-10-13 03:21:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2021-10-13 03:21:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:21:40,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:40,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:21:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 74 transitions. [2021-10-13 03:21:40,877 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2021-10-13 03:21:40,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 03:21:40,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:40,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:40,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:21:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 86 transitions. [2021-10-13 03:21:41,190 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2021-10-13 03:21:41,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 03:21:41,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:41,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:41,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:21:41,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:41,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 46 states and 88 transitions. [2021-10-13 03:21:41,372 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2021-10-13 03:21:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 03:21:41,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:41,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:21:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 105 transitions. [2021-10-13 03:21:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 105 transitions. [2021-10-13 03:21:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 03:21:41,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:41,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:21:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:42,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 51 states and 103 transitions. [2021-10-13 03:21:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2021-10-13 03:21:42,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 03:21:42,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:42,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:21:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:42,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 51 states and 102 transitions. [2021-10-13 03:21:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 102 transitions. [2021-10-13 03:21:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 03:21:42,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:42,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-13 03:21:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 57 states and 117 transitions. [2021-10-13 03:21:42,731 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2021-10-13 03:21:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 03:21:42,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:42,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:21:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 57 states and 116 transitions. [2021-10-13 03:21:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2021-10-13 03:21:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 03:21:42,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:42,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:21:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 57 states and 115 transitions. [2021-10-13 03:21:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2021-10-13 03:21:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 03:21:42,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:42,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:42,983 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-13 03:21:43,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 121 transitions. [2021-10-13 03:21:43,158 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2021-10-13 03:21:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 03:21:43,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:43,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:43,230 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-13 03:21:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:43,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 127 transitions. [2021-10-13 03:21:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2021-10-13 03:21:43,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 03:21:43,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:43,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-13 03:21:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 68 states and 133 transitions. [2021-10-13 03:21:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2021-10-13 03:21:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 03:21:43,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:43,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:43,605 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-13 03:21:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:43,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 72 states and 140 transitions. [2021-10-13 03:21:43,651 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2021-10-13 03:21:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 03:21:43,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:43,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:43,789 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-13 03:21:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:44,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 80 states and 165 transitions. [2021-10-13 03:21:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 165 transitions. [2021-10-13 03:21:44,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 03:21:44,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:44,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:44,737 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-13 03:21:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 81 states and 168 transitions. [2021-10-13 03:21:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2021-10-13 03:21:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 03:21:44,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:44,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-13 03:21:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 86 states and 178 transitions. [2021-10-13 03:21:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 178 transitions. [2021-10-13 03:21:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 03:21:45,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:45,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:45,474 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-13 03:21:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 89 states and 181 transitions. [2021-10-13 03:21:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 181 transitions. [2021-10-13 03:21:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-13 03:21:46,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:46,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-13 03:21:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 99 states and 210 transitions. [2021-10-13 03:21:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 210 transitions. [2021-10-13 03:21:47,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 03:21:47,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:47,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-13 03:21:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 110 states and 231 transitions. [2021-10-13 03:21:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 231 transitions. [2021-10-13 03:21:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 03:21:48,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:48,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:48,808 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-13 03:21:49,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:49,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 115 states and 242 transitions. [2021-10-13 03:21:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2021-10-13 03:21:49,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 03:21:49,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:49,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-10-13 03:21:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 125 states and 261 transitions. [2021-10-13 03:21:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 261 transitions. [2021-10-13 03:21:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:21:50,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:50,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-13 03:21:51,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 138 states and 290 transitions. [2021-10-13 03:21:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 290 transitions. [2021-10-13 03:21:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:21:51,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:51,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-13 03:21:52,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:52,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 143 states and 300 transitions. [2021-10-13 03:21:52,162 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 300 transitions. [2021-10-13 03:21:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 03:21:52,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:52,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-13 03:21:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 149 states and 317 transitions. [2021-10-13 03:21:54,012 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 317 transitions. [2021-10-13 03:21:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 03:21:54,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:54,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-13 03:21:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 158 states and 344 transitions. [2021-10-13 03:21:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 344 transitions. [2021-10-13 03:21:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 03:21:56,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:56,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-13 03:21:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 160 states and 350 transitions. [2021-10-13 03:21:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 350 transitions. [2021-10-13 03:21:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:21:57,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:57,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-10-13 03:21:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 163 states and 356 transitions. [2021-10-13 03:21:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 356 transitions. [2021-10-13 03:21:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:21:57,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:57,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 18 proven. 17 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-10-13 03:21:57,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 164 states and 356 transitions. [2021-10-13 03:21:57,676 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 356 transitions. [2021-10-13 03:21:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:21:57,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:57,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 24 proven. 13 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-10-13 03:21:58,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 166 states and 360 transitions. [2021-10-13 03:21:58,366 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 360 transitions. [2021-10-13 03:21:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:21:58,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:58,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-10-13 03:21:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 174 states and 376 transitions. [2021-10-13 03:21:59,368 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 376 transitions. [2021-10-13 03:21:59,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-13 03:21:59,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:59,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-13 03:21:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 177 states and 382 transitions. [2021-10-13 03:21:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 382 transitions. [2021-10-13 03:21:59,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-13 03:21:59,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:21:59,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:21:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:21:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-10-13 03:22:00,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 181 states and 393 transitions. [2021-10-13 03:22:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 393 transitions. [2021-10-13 03:22:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-13 03:22:00,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:00,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-10-13 03:22:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 182 states and 393 transitions. [2021-10-13 03:22:01,002 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 393 transitions. [2021-10-13 03:22:01,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-13 03:22:01,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:01,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-13 03:22:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:02,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 184 states and 399 transitions. [2021-10-13 03:22:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 399 transitions. [2021-10-13 03:22:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-13 03:22:02,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:02,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2021-10-13 03:22:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 189 states and 408 transitions. [2021-10-13 03:22:03,520 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 408 transitions. [2021-10-13 03:22:03,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-13 03:22:03,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:03,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:03,605 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-10-13 03:22:04,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 194 states and 417 transitions. [2021-10-13 03:22:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 417 transitions. [2021-10-13 03:22:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-13 03:22:04,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:04,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-13 03:22:05,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 200 states and 440 transitions. [2021-10-13 03:22:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 440 transitions. [2021-10-13 03:22:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-13 03:22:05,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:05,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-13 03:22:06,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 202 states and 443 transitions. [2021-10-13 03:22:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 443 transitions. [2021-10-13 03:22:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-13 03:22:06,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:06,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-13 03:22:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:08,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 209 states and 485 transitions. [2021-10-13 03:22:08,379 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 485 transitions. [2021-10-13 03:22:08,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-13 03:22:08,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:08,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-13 03:22:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:10,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 215 states and 504 transitions. [2021-10-13 03:22:10,231 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 504 transitions. [2021-10-13 03:22:10,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-13 03:22:10,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:10,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-13 03:22:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:11,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 217 states and 513 transitions. [2021-10-13 03:22:11,088 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 513 transitions. [2021-10-13 03:22:11,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-13 03:22:11,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:11,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-13 03:22:11,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:11,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 219 states and 519 transitions. [2021-10-13 03:22:11,780 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 519 transitions. [2021-10-13 03:22:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-13 03:22:11,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:11,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 220 states and 524 transitions. [2021-10-13 03:22:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 524 transitions. [2021-10-13 03:22:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-13 03:22:12,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:12,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:12,501 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 225 states and 548 transitions. [2021-10-13 03:22:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 548 transitions. [2021-10-13 03:22:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-13 03:22:14,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:14,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 34 proven. 14 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2021-10-13 03:22:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 225 states and 546 transitions. [2021-10-13 03:22:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 546 transitions. [2021-10-13 03:22:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-13 03:22:14,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:14,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 236 states and 571 transitions. [2021-10-13 03:22:16,396 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 571 transitions. [2021-10-13 03:22:16,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-13 03:22:16,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:16,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 239 states and 579 transitions. [2021-10-13 03:22:17,669 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 579 transitions. [2021-10-13 03:22:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-13 03:22:17,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:17,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2021-10-13 03:22:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 239 states and 578 transitions. [2021-10-13 03:22:17,997 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 578 transitions. [2021-10-13 03:22:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-13 03:22:17,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:17,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2021-10-13 03:22:19,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:19,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 242 states and 585 transitions. [2021-10-13 03:22:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 585 transitions. [2021-10-13 03:22:19,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-13 03:22:19,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:19,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:19,318 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:19,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:20,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 247 states and 595 transitions. [2021-10-13 03:22:20,000 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 595 transitions. [2021-10-13 03:22:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-13 03:22:20,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:20,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:20,108 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:20,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 248 states and 602 transitions. [2021-10-13 03:22:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 602 transitions. [2021-10-13 03:22:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-13 03:22:20,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:20,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-13 03:22:21,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:21,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 252 states and 619 transitions. [2021-10-13 03:22:21,935 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 619 transitions. [2021-10-13 03:22:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-13 03:22:21,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:21,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2021-10-13 03:22:23,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:23,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 257 states and 634 transitions. [2021-10-13 03:22:23,894 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 634 transitions. [2021-10-13 03:22:23,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-13 03:22:23,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:23,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-13 03:22:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 260 states and 642 transitions. [2021-10-13 03:22:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 642 transitions. [2021-10-13 03:22:24,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-13 03:22:24,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:24,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-13 03:22:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:25,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 264 states and 648 transitions. [2021-10-13 03:22:25,046 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 648 transitions. [2021-10-13 03:22:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-13 03:22:25,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:25,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-13 03:22:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 267 states and 658 transitions. [2021-10-13 03:22:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 658 transitions. [2021-10-13 03:22:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-13 03:22:25,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:25,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 270 states and 664 transitions. [2021-10-13 03:22:25,848 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 664 transitions. [2021-10-13 03:22:25,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-13 03:22:25,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:25,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 274 states and 670 transitions. [2021-10-13 03:22:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 670 transitions. [2021-10-13 03:22:26,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-13 03:22:26,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:26,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:26,523 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:26,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 277 states and 680 transitions. [2021-10-13 03:22:26,589 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 680 transitions. [2021-10-13 03:22:26,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-13 03:22:26,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:26,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-13 03:22:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 282 states and 693 transitions. [2021-10-13 03:22:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 693 transitions. [2021-10-13 03:22:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-13 03:22:28,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:28,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 34 proven. 8 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 285 states and 699 transitions. [2021-10-13 03:22:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 699 transitions. [2021-10-13 03:22:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-13 03:22:29,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:29,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-13 03:22:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:30,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 287 states and 701 transitions. [2021-10-13 03:22:30,439 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 701 transitions. [2021-10-13 03:22:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-13 03:22:30,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:30,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:30,594 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 44 proven. 21 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 291 states and 707 transitions. [2021-10-13 03:22:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 707 transitions. [2021-10-13 03:22:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-13 03:22:31,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:31,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:31,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 294 states and 717 transitions. [2021-10-13 03:22:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 717 transitions. [2021-10-13 03:22:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-13 03:22:31,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:31,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 34 proven. 33 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-13 03:22:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:33,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 299 states and 731 transitions. [2021-10-13 03:22:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 731 transitions. [2021-10-13 03:22:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-13 03:22:33,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:33,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:37,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:37,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 306 states and 758 transitions. [2021-10-13 03:22:37,228 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 758 transitions. [2021-10-13 03:22:37,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-13 03:22:37,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:37,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 57 proven. 10 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-13 03:22:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:37,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 310 states and 764 transitions. [2021-10-13 03:22:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 764 transitions. [2021-10-13 03:22:37,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-13 03:22:37,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:37,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:37,863 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 53 proven. 6 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-13 03:22:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 313 states and 773 transitions. [2021-10-13 03:22:37,937 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 773 transitions. [2021-10-13 03:22:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-13 03:22:37,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:37,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-10-13 03:22:38,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 316 states and 779 transitions. [2021-10-13 03:22:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 779 transitions. [2021-10-13 03:22:38,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-13 03:22:38,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:38,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-10-13 03:22:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:40,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 316 states and 776 transitions. [2021-10-13 03:22:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 776 transitions. [2021-10-13 03:22:40,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-13 03:22:40,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:40,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-13 03:22:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 337 states and 850 transitions. [2021-10-13 03:22:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 850 transitions. [2021-10-13 03:22:50,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-13 03:22:50,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:50,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 34 proven. 36 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-10-13 03:22:52,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 340 states and 857 transitions. [2021-10-13 03:22:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 857 transitions. [2021-10-13 03:22:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-13 03:22:52,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:52,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 42 proven. 5 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-10-13 03:22:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 342 states and 863 transitions. [2021-10-13 03:22:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 863 transitions. [2021-10-13 03:22:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-13 03:22:53,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:53,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 75 proven. 4 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-10-13 03:22:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 347 states and 873 transitions. [2021-10-13 03:22:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 873 transitions. [2021-10-13 03:22:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-13 03:22:54,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:54,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2021-10-13 03:22:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 350 states and 879 transitions. [2021-10-13 03:22:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 879 transitions. [2021-10-13 03:22:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-13 03:22:55,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:55,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2021-10-13 03:22:57,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 350 states and 876 transitions. [2021-10-13 03:22:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 876 transitions. [2021-10-13 03:22:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-13 03:22:57,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:57,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 40 proven. 11 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-13 03:22:58,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:22:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 359 states and 895 transitions. [2021-10-13 03:22:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 895 transitions. [2021-10-13 03:22:58,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-13 03:22:58,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:22:58,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:22:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:22:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2021-10-13 03:23:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:00,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 363 states and 903 transitions. [2021-10-13 03:23:00,703 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 903 transitions. [2021-10-13 03:23:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-13 03:23:00,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:00,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2021-10-13 03:23:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:01,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 365 states and 908 transitions. [2021-10-13 03:23:01,769 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 908 transitions. [2021-10-13 03:23:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-13 03:23:01,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:01,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-13 03:23:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 371 states and 919 transitions. [2021-10-13 03:23:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 919 transitions. [2021-10-13 03:23:03,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-13 03:23:03,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:03,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 44 proven. 17 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-13 03:23:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 380 states and 938 transitions. [2021-10-13 03:23:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 938 transitions. [2021-10-13 03:23:05,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-13 03:23:05,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:05,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-13 03:23:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:13,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 393 states and 988 transitions. [2021-10-13 03:23:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 988 transitions. [2021-10-13 03:23:13,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-13 03:23:13,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:13,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 38 proven. 12 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2021-10-13 03:23:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:16,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 399 states and 1008 transitions. [2021-10-13 03:23:16,831 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1008 transitions. [2021-10-13 03:23:16,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-13 03:23:16,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:16,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:17,077 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-10-13 03:23:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 404 states and 1017 transitions. [2021-10-13 03:23:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1017 transitions. [2021-10-13 03:23:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-13 03:23:19,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:19,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:19,763 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 46 proven. 14 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2021-10-13 03:23:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 410 states and 1028 transitions. [2021-10-13 03:23:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1028 transitions. [2021-10-13 03:23:21,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-13 03:23:21,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:21,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-10-13 03:23:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 412 states and 1030 transitions. [2021-10-13 03:23:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1030 transitions. [2021-10-13 03:23:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-13 03:23:22,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:22,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-10-13 03:23:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 425 states and 1057 transitions. [2021-10-13 03:23:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1057 transitions. [2021-10-13 03:23:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-13 03:23:23,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:23,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:24,062 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 41 proven. 11 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2021-10-13 03:23:24,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 427 states and 1059 transitions. [2021-10-13 03:23:24,546 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1059 transitions. [2021-10-13 03:23:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-13 03:23:24,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:24,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 40 proven. 35 refuted. 0 times theorem prover too weak. 773 trivial. 0 not checked. [2021-10-13 03:23:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 437 states and 1076 transitions. [2021-10-13 03:23:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1076 transitions. [2021-10-13 03:23:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-10-13 03:23:25,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:25,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:26,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 49 proven. 26 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2021-10-13 03:23:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 446 states and 1110 transitions. [2021-10-13 03:23:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1110 transitions. [2021-10-13 03:23:32,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-10-13 03:23:32,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:32,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 46 proven. 26 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2021-10-13 03:23:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:33,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 449 states and 1116 transitions. [2021-10-13 03:23:33,941 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1116 transitions. [2021-10-13 03:23:33,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-13 03:23:33,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:33,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 52 proven. 29 refuted. 0 times theorem prover too weak. 1014 trivial. 0 not checked. [2021-10-13 03:23:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:36,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 452 states and 1127 transitions. [2021-10-13 03:23:36,461 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1127 transitions. [2021-10-13 03:23:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-13 03:23:36,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:36,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-13 03:23:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 455 states and 1133 transitions. [2021-10-13 03:23:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1133 transitions. [2021-10-13 03:23:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-13 03:23:37,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:37,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-13 03:23:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 458 states and 1139 transitions. [2021-10-13 03:23:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1139 transitions. [2021-10-13 03:23:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-13 03:23:38,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:38,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-13 03:23:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 458 states and 1136 transitions. [2021-10-13 03:23:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1136 transitions. [2021-10-13 03:23:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-13 03:23:40,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:40,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:40,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-13 03:23:42,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 462 states and 1143 transitions. [2021-10-13 03:23:42,607 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1143 transitions. [2021-10-13 03:23:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-13 03:23:42,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:42,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-13 03:23:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:44,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 466 states and 1150 transitions. [2021-10-13 03:23:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1150 transitions. [2021-10-13 03:23:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-13 03:23:44,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:44,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 50 proven. 15 refuted. 0 times theorem prover too weak. 1212 trivial. 0 not checked. [2021-10-13 03:23:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 472 states and 1175 transitions. [2021-10-13 03:23:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1175 transitions. [2021-10-13 03:23:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-13 03:23:48,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-10-13 03:24:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:02,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 501 states and 1263 transitions. [2021-10-13 03:24:02,369 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1263 transitions. [2021-10-13 03:24:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-13 03:24:02,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:02,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-10-13 03:24:03,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 502 states and 1269 transitions. [2021-10-13 03:24:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1269 transitions. [2021-10-13 03:24:03,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-13 03:24:03,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:03,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:03,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-13 03:24:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:11,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 524 states and 1321 transitions. [2021-10-13 03:24:11,166 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1321 transitions. [2021-10-13 03:24:11,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-13 03:24:11,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:11,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-13 03:24:12,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 525 states and 1322 transitions. [2021-10-13 03:24:12,338 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1322 transitions. [2021-10-13 03:24:12,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-13 03:24:12,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:12,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:12,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 66 proven. 19 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2021-10-13 03:24:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 536 states and 1345 transitions. [2021-10-13 03:24:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1345 transitions. [2021-10-13 03:24:16,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-13 03:24:16,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:16,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 50 proven. 39 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-13 03:24:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:21,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 553 states and 1381 transitions. [2021-10-13 03:24:21,514 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1381 transitions. [2021-10-13 03:24:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-13 03:24:21,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:21,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 50 proven. 39 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-13 03:24:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 554 states and 1385 transitions. [2021-10-13 03:24:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1385 transitions. [2021-10-13 03:24:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-13 03:24:22,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:22,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 53 proven. 16 refuted. 0 times theorem prover too weak. 1310 trivial. 0 not checked. [2021-10-13 03:24:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 556 states and 1387 transitions. [2021-10-13 03:24:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1387 transitions. [2021-10-13 03:24:23,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-13 03:24:23,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:23,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 52 proven. 27 refuted. 0 times theorem prover too weak. 1308 trivial. 0 not checked. [2021-10-13 03:24:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 561 states and 1395 transitions. [2021-10-13 03:24:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1395 transitions. [2021-10-13 03:24:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-13 03:24:23,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:23,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 52 proven. 28 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2021-10-13 03:24:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:24,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 566 states and 1405 transitions. [2021-10-13 03:24:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1405 transitions. [2021-10-13 03:24:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-13 03:24:24,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:24,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:24,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 52 proven. 28 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2021-10-13 03:24:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:26,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 576 states and 1424 transitions. [2021-10-13 03:24:26,617 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1424 transitions. [2021-10-13 03:24:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-10-13 03:24:26,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:26,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1444 backedges. 63 proven. 81 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-10-13 03:24:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 587 states and 1446 transitions. [2021-10-13 03:24:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1446 transitions. [2021-10-13 03:24:31,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-13 03:24:31,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:31,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:31,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-13 03:24:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 614 states and 1509 transitions. [2021-10-13 03:24:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1509 transitions. [2021-10-13 03:24:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-13 03:24:43,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:43,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:43,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-13 03:24:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 615 states and 1514 transitions. [2021-10-13 03:24:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1514 transitions. [2021-10-13 03:24:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-13 03:24:44,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:44,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-13 03:24:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 616 states and 1519 transitions. [2021-10-13 03:24:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1519 transitions. [2021-10-13 03:24:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-13 03:24:45,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:45,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:45,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-13 03:24:49,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 623 states and 1531 transitions. [2021-10-13 03:24:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1531 transitions. [2021-10-13 03:24:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-13 03:24:49,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 86 proven. 23 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-13 03:24:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 633 states and 1550 transitions. [2021-10-13 03:24:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1550 transitions. [2021-10-13 03:24:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-13 03:24:50,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 89 proven. 25 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-13 03:24:52,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:52,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 640 states and 1565 transitions. [2021-10-13 03:24:52,816 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1565 transitions. [2021-10-13 03:24:52,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-13 03:24:52,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:52,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-13 03:24:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:56,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 651 states and 1589 transitions. [2021-10-13 03:24:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1589 transitions. [2021-10-13 03:24:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-13 03:24:56,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:56,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-13 03:24:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 652 states and 1591 transitions. [2021-10-13 03:24:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1591 transitions. [2021-10-13 03:24:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-13 03:24:57,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:57,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-13 03:24:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:58,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 656 states and 1597 transitions. [2021-10-13 03:24:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1597 transitions. [2021-10-13 03:24:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-13 03:24:58,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:58,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:58,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 64 proven. 20 refuted. 0 times theorem prover too weak. 2009 trivial. 0 not checked. [2021-10-13 03:24:59,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 661 states and 1605 transitions. [2021-10-13 03:24:59,595 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1605 transitions. [2021-10-13 03:24:59,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-13 03:24:59,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:59,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 64 proven. 43 refuted. 0 times theorem prover too weak. 2015 trivial. 0 not checked. [2021-10-13 03:25:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:01,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 666 states and 1612 transitions. [2021-10-13 03:25:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1612 transitions. [2021-10-13 03:25:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-13 03:25:01,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:01,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:01,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 70 proven. 68 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-13 03:25:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 672 states and 1622 transitions. [2021-10-13 03:25:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1622 transitions. [2021-10-13 03:25:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-13 03:25:01,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:01,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2021-10-13 03:25:04,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:04,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 682 states and 1640 transitions. [2021-10-13 03:25:04,056 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1640 transitions. [2021-10-13 03:25:04,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-13 03:25:04,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:04,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2021-10-13 03:25:04,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 683 states and 1642 transitions. [2021-10-13 03:25:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1642 transitions. [2021-10-13 03:25:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-13 03:25:04,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:04,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:04,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2021-10-13 03:25:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 687 states and 1648 transitions. [2021-10-13 03:25:05,493 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1648 transitions. [2021-10-13 03:25:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-10-13 03:25:05,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:05,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:05,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 76 proven. 58 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2021-10-13 03:25:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:05,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 153 states and 286 transitions. [2021-10-13 03:25:05,639 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2021-10-13 03:25:05,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 03:25:05,640 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 128 iterations. [2021-10-13 03:25:05,646 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-13 03:25:06,901 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 03:25:06,906 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 03:25:06,906 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 03:25:06,906 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 03:25:06,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:25:06 ImpRootNode [2021-10-13 03:25:06,907 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:25:06,907 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:25:06,907 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:25:06,908 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:25:06,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:21:40" (3/4) ... [2021-10-13 03:25:06,911 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 03:25:06,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-10-13 03:25:06,921 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-13 03:25:06,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 03:25:06,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 03:25:06,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 03:25:06,964 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:25:06,964 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:25:06,966 INFO L168 Benchmark]: Toolchain (without parser) took 207519.98 ms. Allocated memory was 96.5 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 54.9 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 721.8 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:06,966 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 96.5 MB. Free memory is still 71.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:25:06,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.11 ms. Allocated memory is still 96.5 MB. Free memory was 54.7 MB in the beginning and 69.7 MB in the end (delta: -15.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:06,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.70 ms. Allocated memory is still 96.5 MB. Free memory was 69.7 MB in the beginning and 68.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:06,967 INFO L168 Benchmark]: Boogie Preprocessor took 21.67 ms. Allocated memory is still 96.5 MB. Free memory was 68.0 MB in the beginning and 66.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:25:06,968 INFO L168 Benchmark]: RCFGBuilder took 406.83 ms. Allocated memory is still 96.5 MB. Free memory was 66.8 MB in the beginning and 55.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:06,968 INFO L168 Benchmark]: CodeCheck took 206717.31 ms. Allocated memory was 96.5 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 55.1 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 722.0 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:06,969 INFO L168 Benchmark]: Witness Printer took 57.15 ms. Allocated memory is still 2.4 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:06,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 205423.1ms, OverallIterations: 128, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 0 SDtfs, 1187821788 SDslu, -515174364 SDs, 0 SdLazy, -2134744628 SolverSat, -593509276 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 325276.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203001 GetRequests, 198770 SyntacticMatches, 2743 SemanticMatches, 1488 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1285462 ImplicationChecksByTransitivity, 188060.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 211.6ms SsaConstructionTime, 989.2ms SatisfiabilityAnalysisTime, 15223.3ms InterpolantComputationTime, 13503 NumberOfCodeBlocks, 13503 NumberOfCodeBlocksAsserted, 127 NumberOfCheckSat, 13376 ConstructedInterpolants, 0 QuantifiedInterpolants, 27261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 127 InterpolantComputations, 31 PerfectInterpolantSequences, 96469/98175 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 96.5 MB. Free memory is still 71.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 277.11 ms. Allocated memory is still 96.5 MB. Free memory was 54.7 MB in the beginning and 69.7 MB in the end (delta: -15.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.70 ms. Allocated memory is still 96.5 MB. Free memory was 69.7 MB in the beginning and 68.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.67 ms. Allocated memory is still 96.5 MB. Free memory was 68.0 MB in the beginning and 66.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 406.83 ms. Allocated memory is still 96.5 MB. Free memory was 66.8 MB in the beginning and 55.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 206717.31 ms. Allocated memory was 96.5 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 55.1 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 722.0 MB. Max. memory is 16.1 GB. * Witness Printer took 57.15 ms. Allocated memory is still 2.4 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 03:25:07,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973a687f-0de2-4c2d-bfc7-98901d35eca5/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...