./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ --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 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:07:32,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:07:32,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:07:32,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:07:32,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:07:32,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:07:32,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:07:32,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:07:32,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:07:32,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:07:32,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:07:32,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:07:32,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:07:32,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:07:32,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:07:32,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:07:32,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:07:32,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:07:32,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:07:32,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:07:32,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:07:32,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:07:32,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:07:32,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:07:32,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:07:32,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:07:32,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:07:32,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:07:32,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:07:32,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:07:32,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:07:32,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:07:32,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:07:32,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:07:32,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:07:32,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:07:32,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:07:32,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:07:32,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:07:32,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:07:32,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:07:32,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:07:32,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:07:32,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:07:32,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:07:32,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:07:32,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:07:32,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:07:32,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:07:32,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:07:32,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:07:32,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:07:32,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:07:32,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:07:32,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:07:32,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:07:32,214 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:07:32,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:07:32,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:07:32,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:07:32,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:07:32,215 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:07:32,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:07:32,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:07:32,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:07:32,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:07:32,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:07:32,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:07:32,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:07:32,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:07:32,217 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_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e [2021-11-22 23:07:32,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:07:32,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:07:32,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:07:32,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:07:32,536 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:07:32,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-11-22 23:07:32,624 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/data/e13d90d06/f5d34b0b08ac4a2399ad0c2d6039b718/FLAG6b7cc1ec2 [2021-11-22 23:07:33,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:07:33,288 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-11-22 23:07:33,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/data/e13d90d06/f5d34b0b08ac4a2399ad0c2d6039b718/FLAG6b7cc1ec2 [2021-11-22 23:07:33,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/data/e13d90d06/f5d34b0b08ac4a2399ad0c2d6039b718 [2021-11-22 23:07:33,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:07:33,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:07:33,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:07:33,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:07:33,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:07:33,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:07:33" (1/1) ... [2021-11-22 23:07:33,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f9abbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:33, skipping insertion in model container [2021-11-22 23:07:33,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:07:33" (1/1) ... [2021-11-22 23:07:33,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:07:33,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:07:34,026 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-11-22 23:07:34,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:07:34,087 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:07:34,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-11-22 23:07:34,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:07:34,290 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:07:34,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34 WrapperNode [2021-11-22 23:07:34,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:07:34,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:07:34,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:07:34,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:07:34,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,387 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-22 23:07:34,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:07:34,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:07:34,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:07:34,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:07:34,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:07:34,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:07:34,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:07:34,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:07:34,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:34" (1/1) ... [2021-11-22 23:07:34,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:07:34,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:07:34,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:07:34,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:07:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:07:34,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:07:34,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:07:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:07:34,676 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:07:34,678 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:07:35,847 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:07:36,063 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:07:36,064 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:07:36,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:07:36 BoogieIcfgContainer [2021-11-22 23:07:36,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:07:36,068 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:07:36,068 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:07:36,086 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:07:36,086 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:07:36" (1/1) ... [2021-11-22 23:07:36,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:07:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-22 23:07:36,200 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-22 23:07:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:07:36,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 145 states and 243 transitions. [2021-11-22 23:07:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 243 transitions. [2021-11-22 23:07:37,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:07:37,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2021-11-22 23:07:37,746 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2021-11-22 23:07:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:07:37,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2021-11-22 23:07:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2021-11-22 23:07:37,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:07:37,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:07:38,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 151 states and 251 transitions. [2021-11-22 23:07:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2021-11-22 23:07:38,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:07:38,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:38,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 165 states and 268 transitions. [2021-11-22 23:07:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2021-11-22 23:07:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:07:38,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:07:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2021-11-22 23:07:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2021-11-22 23:07:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:07:38,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 186 states and 293 transitions. [2021-11-22 23:07:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 293 transitions. [2021-11-22 23:07:39,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:07:39,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 190 states and 297 transitions. [2021-11-22 23:07:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 297 transitions. [2021-11-22 23:07:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:07:39,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:40,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 205 states and 316 transitions. [2021-11-22 23:07:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 316 transitions. [2021-11-22 23:07:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:07:40,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:07:40,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 227 states and 347 transitions. [2021-11-22 23:07:40,787 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2021-11-22 23:07:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:07:40,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:41,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 232 states and 354 transitions. [2021-11-22 23:07:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 354 transitions. [2021-11-22 23:07:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:07:41,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:07:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 241 states and 363 transitions. [2021-11-22 23:07:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 363 transitions. [2021-11-22 23:07:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:07:41,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:41,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 242 states and 364 transitions. [2021-11-22 23:07:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 364 transitions. [2021-11-22 23:07:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:07:41,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 267 states and 400 transitions. [2021-11-22 23:07:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 400 transitions. [2021-11-22 23:07:42,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:07:42,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 276 states and 415 transitions. [2021-11-22 23:07:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 415 transitions. [2021-11-22 23:07:42,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:07:42,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 293 states and 438 transitions. [2021-11-22 23:07:43,297 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 438 transitions. [2021-11-22 23:07:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:07:43,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 296 states and 442 transitions. [2021-11-22 23:07:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 442 transitions. [2021-11-22 23:07:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:07:43,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,558 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 300 states and 447 transitions. [2021-11-22 23:07:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2021-11-22 23:07:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:07:43,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:07:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 319 states and 469 transitions. [2021-11-22 23:07:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 469 transitions. [2021-11-22 23:07:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:07:44,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:07:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 321 states and 471 transitions. [2021-11-22 23:07:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 471 transitions. [2021-11-22 23:07:44,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:07:44,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,590 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:44,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 336 states and 488 transitions. [2021-11-22 23:07:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 488 transitions. [2021-11-22 23:07:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:07:44,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 417 states and 579 transitions. [2021-11-22 23:07:45,606 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 579 transitions. [2021-11-22 23:07:45,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:07:45,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 463 states and 634 transitions. [2021-11-22 23:07:46,793 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 634 transitions. [2021-11-22 23:07:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:07:46,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,870 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:47,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 476 states and 651 transitions. [2021-11-22 23:07:47,508 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 651 transitions. [2021-11-22 23:07:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:07:47,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:07:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 483 states and 659 transitions. [2021-11-22 23:07:47,860 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 659 transitions. [2021-11-22 23:07:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:07:47,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,962 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 527 states and 710 transitions. [2021-11-22 23:07:49,314 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 710 transitions. [2021-11-22 23:07:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:07:49,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 563 states and 752 transitions. [2021-11-22 23:07:50,475 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 752 transitions. [2021-11-22 23:07:50,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-22 23:07:50,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:07:50,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 573 states and 763 transitions. [2021-11-22 23:07:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 763 transitions. [2021-11-22 23:07:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:07:50,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,993 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:07:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 576 states and 766 transitions. [2021-11-22 23:07:51,051 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 766 transitions. [2021-11-22 23:07:51,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:07:51,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,106 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 595 states and 790 transitions. [2021-11-22 23:07:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 790 transitions. [2021-11-22 23:07:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:07:52,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 599 states and 794 transitions. [2021-11-22 23:07:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 794 transitions. [2021-11-22 23:07:52,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:07:52,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 631 states and 830 transitions. [2021-11-22 23:07:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 830 transitions. [2021-11-22 23:07:53,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:07:53,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:07:54,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 674 states and 885 transitions. [2021-11-22 23:07:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 885 transitions. [2021-11-22 23:07:55,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:07:55,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:07:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 678 states and 889 transitions. [2021-11-22 23:07:55,291 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 889 transitions. [2021-11-22 23:07:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:07:55,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:07:55,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 682 states and 893 transitions. [2021-11-22 23:07:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 893 transitions. [2021-11-22 23:07:55,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:07:55,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,667 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:07:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 686 states and 897 transitions. [2021-11-22 23:07:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 897 transitions. [2021-11-22 23:07:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:07:56,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:07:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 690 states and 900 transitions. [2021-11-22 23:07:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 900 transitions. [2021-11-22 23:07:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:07:56,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:07:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 699 states and 909 transitions. [2021-11-22 23:07:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 909 transitions. [2021-11-22 23:07:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:07:56,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 718 states and 928 transitions. [2021-11-22 23:07:56,968 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 928 transitions. [2021-11-22 23:07:56,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:07:56,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 722 states and 931 transitions. [2021-11-22 23:07:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 931 transitions. [2021-11-22 23:07:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:07:57,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 729 states and 938 transitions. [2021-11-22 23:07:57,335 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 938 transitions. [2021-11-22 23:07:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:07:57,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,382 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:57,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 760 states and 987 transitions. [2021-11-22 23:07:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 987 transitions. [2021-11-22 23:07:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:07:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-22 23:07:57,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 761 states and 987 transitions. [2021-11-22 23:07:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 987 transitions. [2021-11-22 23:07:57,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:07:57,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,042 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 832 states and 1080 transitions. [2021-11-22 23:08:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1080 transitions. [2021-11-22 23:08:01,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:08:01,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,110 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:08:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 848 states and 1099 transitions. [2021-11-22 23:08:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1099 transitions. [2021-11-22 23:08:01,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:08:01,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,569 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:03,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 872 states and 1129 transitions. [2021-11-22 23:08:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1129 transitions. [2021-11-22 23:08:03,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:08:03,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 894 states and 1152 transitions. [2021-11-22 23:08:03,749 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1152 transitions. [2021-11-22 23:08:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:08:03,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:08:03,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 897 states and 1156 transitions. [2021-11-22 23:08:03,984 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1156 transitions. [2021-11-22 23:08:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:08:03,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-22 23:08:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 902 states and 1162 transitions. [2021-11-22 23:08:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1162 transitions. [2021-11-22 23:08:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:08:04,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,359 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-22 23:08:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 905 states and 1165 transitions. [2021-11-22 23:08:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1165 transitions. [2021-11-22 23:08:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-22 23:08:04,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 70 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-22 23:08:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 908 states and 1168 transitions. [2021-11-22 23:08:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1168 transitions. [2021-11-22 23:08:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:08:04,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-22 23:08:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 921 states and 1181 transitions. [2021-11-22 23:08:04,939 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1181 transitions. [2021-11-22 23:08:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:08:04,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 117 proven. 29 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:08:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 940 states and 1201 transitions. [2021-11-22 23:08:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1201 transitions. [2021-11-22 23:08:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:08:05,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:05,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-22 23:08:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:05,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 949 states and 1210 transitions. [2021-11-22 23:08:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1210 transitions. [2021-11-22 23:08:05,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:08:05,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:05,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:08:06,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 972 states and 1240 transitions. [2021-11-22 23:08:06,527 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1240 transitions. [2021-11-22 23:08:06,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:06,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:06,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:10,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1019 states and 1309 transitions. [2021-11-22 23:08:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1309 transitions. [2021-11-22 23:08:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:10,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:10,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1040 states and 1330 transitions. [2021-11-22 23:08:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1330 transitions. [2021-11-22 23:08:11,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:11,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:11,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:11,581 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1042 states and 1331 transitions. [2021-11-22 23:08:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1331 transitions. [2021-11-22 23:08:12,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:12,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,127 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1046 states and 1336 transitions. [2021-11-22 23:08:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1336 transitions. [2021-11-22 23:08:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:12,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1050 states and 1340 transitions. [2021-11-22 23:08:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1340 transitions. [2021-11-22 23:08:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:13,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:13,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 95 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:16,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1122 states and 1421 transitions. [2021-11-22 23:08:16,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1421 transitions. [2021-11-22 23:08:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:08:16,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:16,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 95 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:17,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:17,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1136 states and 1434 transitions. [2021-11-22 23:08:17,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1434 transitions. [2021-11-22 23:08:17,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:08:17,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:17,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:17,858 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:08:19,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:19,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1173 states and 1480 transitions. [2021-11-22 23:08:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1480 transitions. [2021-11-22 23:08:19,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:08:19,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:19,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:08:20,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1176 states and 1484 transitions. [2021-11-22 23:08:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1484 transitions. [2021-11-22 23:08:20,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:08:20,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,272 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:08:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1193 states and 1505 transitions. [2021-11-22 23:08:21,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1505 transitions. [2021-11-22 23:08:21,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:08:21,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:21,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:21,701 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:08:22,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1207 states and 1519 transitions. [2021-11-22 23:08:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1519 transitions. [2021-11-22 23:08:22,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:08:22,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:22,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:08:22,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1208 states and 1520 transitions. [2021-11-22 23:08:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1520 transitions. [2021-11-22 23:08:22,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:08:22,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:22,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:08:24,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1223 states and 1539 transitions. [2021-11-22 23:08:24,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1539 transitions. [2021-11-22 23:08:24,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:08:24,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,317 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:08:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1277 states and 1592 transitions. [2021-11-22 23:08:26,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1592 transitions. [2021-11-22 23:08:26,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:08:26,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:08:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1280 states and 1594 transitions. [2021-11-22 23:08:26,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1594 transitions. [2021-11-22 23:08:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:08:26,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:08:27,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1302 states and 1622 transitions. [2021-11-22 23:08:27,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1622 transitions. [2021-11-22 23:08:27,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:08:27,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:27,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:08:28,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:28,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1306 states and 1625 transitions. [2021-11-22 23:08:28,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1625 transitions. [2021-11-22 23:08:28,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:08:28,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:28,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 47 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:29,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1376 states and 1697 transitions. [2021-11-22 23:08:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1697 transitions. [2021-11-22 23:08:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:08:29,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:29,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:29,226 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-22 23:08:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1377 states and 1697 transitions. [2021-11-22 23:08:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1697 transitions. [2021-11-22 23:08:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:08:29,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:29,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 120 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:35,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1470 states and 1804 transitions. [2021-11-22 23:08:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1804 transitions. [2021-11-22 23:08:35,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:08:35,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:35,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 120 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1480 states and 1815 transitions. [2021-11-22 23:08:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1815 transitions. [2021-11-22 23:08:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-22 23:08:36,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:36,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:37,065 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 126 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-22 23:08:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1489 states and 1824 transitions. [2021-11-22 23:08:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1824 transitions. [2021-11-22 23:08:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-22 23:08:38,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:43,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1553 states and 1907 transitions. [2021-11-22 23:08:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1907 transitions. [2021-11-22 23:08:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-22 23:08:43,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:43,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1563 states and 1921 transitions. [2021-11-22 23:08:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1921 transitions. [2021-11-22 23:08:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-22 23:08:44,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:44,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:44,277 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:45,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1576 states and 1933 transitions. [2021-11-22 23:08:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1933 transitions. [2021-11-22 23:08:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:08:45,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:45,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 133 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-22 23:08:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:46,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1583 states and 1940 transitions. [2021-11-22 23:08:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1940 transitions. [2021-11-22 23:08:46,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:08:46,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:46,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 133 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:08:48,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1632 states and 2007 transitions. [2021-11-22 23:08:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2007 transitions. [2021-11-22 23:08:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:08:48,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:48,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:48,342 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 133 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:08:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1638 states and 2012 transitions. [2021-11-22 23:08:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2012 transitions. [2021-11-22 23:08:49,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:08:49,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:49,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 133 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:08:51,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:51,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1659 states and 2037 transitions. [2021-11-22 23:08:51,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2037 transitions. [2021-11-22 23:08:51,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:08:51,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:51,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 133 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:08:53,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:53,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1672 states and 2050 transitions. [2021-11-22 23:08:53,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2050 transitions. [2021-11-22 23:08:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:08:53,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:53,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 136 proven. 6 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-22 23:08:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1675 states and 2054 transitions. [2021-11-22 23:08:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2054 transitions. [2021-11-22 23:08:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:08:53,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:53,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:08:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1738 states and 2142 transitions. [2021-11-22 23:08:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2142 transitions. [2021-11-22 23:08:57,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:08:57,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:57,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:08:59,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:59,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1758 states and 2167 transitions. [2021-11-22 23:08:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2167 transitions. [2021-11-22 23:08:59,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:08:59,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:59,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:01,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1774 states and 2185 transitions. [2021-11-22 23:09:01,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2185 transitions. [2021-11-22 23:09:01,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:01,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:01,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:01,214 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:04,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1802 states and 2229 transitions. [2021-11-22 23:09:04,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2229 transitions. [2021-11-22 23:09:04,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:04,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:04,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:04,419 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1825 states and 2259 transitions. [2021-11-22 23:09:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2259 transitions. [2021-11-22 23:09:06,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:06,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:06,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:07,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1834 states and 2268 transitions. [2021-11-22 23:09:07,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2268 transitions. [2021-11-22 23:09:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:07,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:07,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:07,445 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1843 states and 2278 transitions. [2021-11-22 23:09:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2278 transitions. [2021-11-22 23:09:08,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:08,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:08,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:08,805 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:09,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:09,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1852 states and 2287 transitions. [2021-11-22 23:09:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2287 transitions. [2021-11-22 23:09:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:09,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:09,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1858 states and 2294 transitions. [2021-11-22 23:09:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2294 transitions. [2021-11-22 23:09:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:10,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:10,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:10,148 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:10,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1867 states and 2303 transitions. [2021-11-22 23:09:10,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2303 transitions. [2021-11-22 23:09:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:10,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:10,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:11,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:11,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1871 states and 2306 transitions. [2021-11-22 23:09:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2306 transitions. [2021-11-22 23:09:11,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:11,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:11,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:11,468 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:12,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:12,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1878 states and 2314 transitions. [2021-11-22 23:09:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2314 transitions. [2021-11-22 23:09:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-22 23:09:12,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:12,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 136 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:12,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:12,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1882 states and 2317 transitions. [2021-11-22 23:09:12,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2317 transitions. [2021-11-22 23:09:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-22 23:09:12,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:12,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:13,068 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1903 states and 2340 transitions. [2021-11-22 23:09:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2340 transitions. [2021-11-22 23:09:15,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-22 23:09:15,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:15,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:15,898 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 169 proven. 47 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:09:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1931 states and 2380 transitions. [2021-11-22 23:09:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2380 transitions. [2021-11-22 23:09:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-22 23:09:19,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:19,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 169 proven. 47 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:09:20,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1939 states and 2389 transitions. [2021-11-22 23:09:20,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2389 transitions. [2021-11-22 23:09:20,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-22 23:09:20,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:20,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 169 proven. 47 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:09:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1941 states and 2390 transitions. [2021-11-22 23:09:21,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2390 transitions. [2021-11-22 23:09:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-22 23:09:21,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:21,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 139 proven. 71 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:09:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:22,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1944 states and 2393 transitions. [2021-11-22 23:09:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2393 transitions. [2021-11-22 23:09:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-22 23:09:22,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:22,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:22,141 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 9 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-22 23:09:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:22,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 1948 states and 2399 transitions. [2021-11-22 23:09:22,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2399 transitions. [2021-11-22 23:09:22,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-22 23:09:22,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:22,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 9 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-22 23:09:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1950 states and 2400 transitions. [2021-11-22 23:09:23,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2400 transitions. [2021-11-22 23:09:23,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-22 23:09:23,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:23,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 1954 states and 2403 transitions. [2021-11-22 23:09:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2403 transitions. [2021-11-22 23:09:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-22 23:09:24,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:24,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-22 23:09:24,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1960 states and 2410 transitions. [2021-11-22 23:09:24,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2410 transitions. [2021-11-22 23:09:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:09:24,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:24,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 225 proven. 9 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:09:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1967 states and 2418 transitions. [2021-11-22 23:09:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2418 transitions. [2021-11-22 23:09:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-22 23:09:26,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:26,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 229 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:09:26,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1969 states and 2420 transitions. [2021-11-22 23:09:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2420 transitions. [2021-11-22 23:09:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-22 23:09:26,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:26,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 168 proven. 36 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-22 23:09:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2017 states and 2478 transitions. [2021-11-22 23:09:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2478 transitions. [2021-11-22 23:09:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-22 23:09:29,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:29,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-22 23:09:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2034 states and 2498 transitions. [2021-11-22 23:09:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2498 transitions. [2021-11-22 23:09:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-22 23:09:30,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:30,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:31,021 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-22 23:09:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2042 states and 2509 transitions. [2021-11-22 23:09:32,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2509 transitions. [2021-11-22 23:09:32,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-22 23:09:32,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:32,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:09:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2046 states and 2513 transitions. [2021-11-22 23:09:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2513 transitions. [2021-11-22 23:09:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-22 23:09:33,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:33,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,153 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 165 proven. 97 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-22 23:09:34,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2065 states and 2535 transitions. [2021-11-22 23:09:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2535 transitions. [2021-11-22 23:09:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-22 23:09:34,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-22 23:09:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2074 states and 2547 transitions. [2021-11-22 23:09:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2547 transitions. [2021-11-22 23:09:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-22 23:09:36,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 198 proven. 61 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-22 23:09:38,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2090 states and 2567 transitions. [2021-11-22 23:09:38,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2567 transitions. [2021-11-22 23:09:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-22 23:09:38,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,060 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 168 proven. 100 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-22 23:09:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 2136 states and 2622 transitions. [2021-11-22 23:09:42,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2622 transitions. [2021-11-22 23:09:42,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:42,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-22 23:09:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2189 states and 2689 transitions. [2021-11-22 23:09:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2689 transitions. [2021-11-22 23:09:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:50,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-22 23:09:52,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2207 states and 2706 transitions. [2021-11-22 23:09:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2706 transitions. [2021-11-22 23:09:52,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:52,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-22 23:09:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2216 states and 2717 transitions. [2021-11-22 23:09:54,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2717 transitions. [2021-11-22 23:09:54,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:54,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-22 23:09:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2218 states and 2719 transitions. [2021-11-22 23:09:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2719 transitions. [2021-11-22 23:09:55,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-22 23:09:55,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-22 23:09:55,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2238 states and 2739 transitions. [2021-11-22 23:09:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2739 transitions. [2021-11-22 23:09:55,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-22 23:09:55,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:09:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2243 states and 2744 transitions. [2021-11-22 23:09:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2744 transitions. [2021-11-22 23:09:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:09:55,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 94 proven. 162 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-22 23:09:56,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2244 states and 2744 transitions. [2021-11-22 23:09:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2744 transitions. [2021-11-22 23:09:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-22 23:09:56,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,137 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 184 proven. 98 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-22 23:09:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2284 states and 2787 transitions. [2021-11-22 23:09:59,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2787 transitions. [2021-11-22 23:09:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-22 23:09:59,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-22 23:10:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2292 states and 2796 transitions. [2021-11-22 23:10:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2796 transitions. [2021-11-22 23:10:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:10:00,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-22 23:10:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2304 states and 2811 transitions. [2021-11-22 23:10:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2811 transitions. [2021-11-22 23:10:01,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:10:01,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,515 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 276 proven. 6 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-22 23:10:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 2306 states and 2815 transitions. [2021-11-22 23:10:02,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2815 transitions. [2021-11-22 23:10:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:10:02,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-22 23:10:03,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2308 states and 2816 transitions. [2021-11-22 23:10:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2816 transitions. [2021-11-22 23:10:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-22 23:10:03,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,366 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-22 23:10:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2355 states and 2869 transitions. [2021-11-22 23:10:06,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2869 transitions. [2021-11-22 23:10:06,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-22 23:10:06,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-22 23:10:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2399 states and 2917 transitions. [2021-11-22 23:10:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2917 transitions. [2021-11-22 23:10:09,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-22 23:10:09,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 292 proven. 23 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-22 23:10:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2432 states and 2958 transitions. [2021-11-22 23:10:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2958 transitions. [2021-11-22 23:10:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-22 23:10:14,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-22 23:10:16,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2442 states and 2970 transitions. [2021-11-22 23:10:16,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2970 transitions. [2021-11-22 23:10:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-22 23:10:16,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 190 proven. 102 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-22 23:10:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2447 states and 2977 transitions. [2021-11-22 23:10:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2977 transitions. [2021-11-22 23:10:18,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-22 23:10:18,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 190 proven. 102 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-22 23:10:20,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2451 states and 2980 transitions. [2021-11-22 23:10:20,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 2980 transitions. [2021-11-22 23:10:20,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-22 23:10:20,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 190 proven. 102 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-22 23:10:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2453 states and 2982 transitions. [2021-11-22 23:10:21,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 2982 transitions. [2021-11-22 23:10:21,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-22 23:10:21,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,637 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 193 proven. 117 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:10:21,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2456 states and 2984 transitions. [2021-11-22 23:10:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 2984 transitions. [2021-11-22 23:10:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-22 23:10:21,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:10:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2461 states and 2992 transitions. [2021-11-22 23:10:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 2992 transitions. [2021-11-22 23:10:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-22 23:10:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 189 proven. 121 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-22 23:10:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2492 states and 3025 transitions. [2021-11-22 23:10:25,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 3025 transitions. [2021-11-22 23:10:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:25,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2502 states and 3036 transitions. [2021-11-22 23:10:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3036 transitions. [2021-11-22 23:10:26,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:26,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2504 states and 3039 transitions. [2021-11-22 23:10:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 3039 transitions. [2021-11-22 23:10:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:26,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:29,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2522 states and 3058 transitions. [2021-11-22 23:10:29,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3058 transitions. [2021-11-22 23:10:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:29,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,178 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 2568 states and 3106 transitions. [2021-11-22 23:10:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3106 transitions. [2021-11-22 23:10:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,320 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2571 states and 3111 transitions. [2021-11-22 23:10:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3111 transitions. [2021-11-22 23:10:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:34,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:34,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 2581 states and 3121 transitions. [2021-11-22 23:10:34,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 3121 transitions. [2021-11-22 23:10:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:34,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2586 states and 3125 transitions. [2021-11-22 23:10:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3125 transitions. [2021-11-22 23:10:34,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-22 23:10:34,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,924 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 254 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:10:35,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2593 states and 3132 transitions. [2021-11-22 23:10:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3132 transitions. [2021-11-22 23:10:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-22 23:10:35,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 248 proven. 58 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-22 23:10:38,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 2616 states and 3167 transitions. [2021-11-22 23:10:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3167 transitions. [2021-11-22 23:10:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-22 23:10:38,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 202 proven. 180 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:10:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2684 states and 3234 transitions. [2021-11-22 23:10:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3234 transitions. [2021-11-22 23:10:47,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:10:47,840 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 151 iterations. [2021-11-22 23:10:47,849 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-22 23:11:00,535 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2021-11-22 23:11:00,547 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2021-11-22 23:11:00,551 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:11:00,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:11:00 ImpRootNode [2021-11-22 23:11:00,552 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:11:00,553 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:11:00,553 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:11:00,553 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:11:00,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:07:36" (3/4) ... [2021-11-22 23:11:00,558 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:11:00,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-11-22 23:11:00,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 23:11:00,619 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-22 23:11:00,621 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:11:00,807 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:11:00,807 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:11:00,808 INFO L158 Benchmark]: Toolchain (without parser) took 207320.83ms. Allocated memory was 117.4MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 72.6MB in the beginning and 2.5GB in the end (delta: -2.5GB). Peak memory consumption was 420.2MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,809 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:11:00,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 802.69ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 73.4MB in the end (delta: -1.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.19ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 67.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,810 INFO L158 Benchmark]: Boogie Preprocessor took 106.81ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 63.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,811 INFO L158 Benchmark]: RCFGBuilder took 1559.03ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 63.4MB in the beginning and 107.5MB in the end (delta: -44.1MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,811 INFO L158 Benchmark]: CodeCheck took 204484.58ms. Allocated memory was 142.6MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 106.5MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 739.8MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,812 INFO L158 Benchmark]: Witness Printer took 254.45ms. Allocated memory is still 3.0GB. Free memory was 2.6GB in the beginning and 2.5GB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-22 23:11:00,814 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 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 191.7s, OverallIterations: 151, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 439480 SdHoareTripleChecker+Valid, 1138.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 433815 mSDsluCounter, 52566 SdHoareTripleChecker+Invalid, 946.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44792 mSDsCounter, 126342 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 987409 IncrementalHoareTripleChecker+Invalid, 1113751 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 126342 mSolverCounterUnsat, 7774 mSDtfsCounter, 987409 mSolverCounterSat, 8.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 185982 GetRequests, 177472 SyntacticMatches, 7220 SemanticMatches, 1290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1200751 ImplicationChecksByTransitivity, 155.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.2s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 14.5s InterpolantComputationTime, 27449 NumberOfCodeBlocks, 27449 NumberOfCodeBlocksAsserted, 150 NumberOfCheckSat, 27299 ConstructedInterpolants, 0 QuantifiedInterpolants, 161687 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 150 InterpolantComputations, 69 PerfectInterpolantSequences, 24017/28778 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 555]: 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: 593]: Loop Invariant Derived loop invariant: ((!(a20 == 1) || ((((a12 == 8 && a16 == 6) && !(a7 == 1)) && a8 == 13) && a21 == 1)) || !(a17 == 1)) || a16 <= 5 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((!(a20 == 1) || ((((a12 == 8 && a16 == 6) && !(a7 == 1)) && a8 == 13) && a21 == 1)) || !(a17 == 1)) || a16 <= 5 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 802.69ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 73.4MB in the end (delta: -1.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.19ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 67.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.81ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 63.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1559.03ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 63.4MB in the beginning and 107.5MB in the end (delta: -44.1MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * CodeCheck took 204484.58ms. Allocated memory was 142.6MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 106.5MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 739.8MB. Max. memory is 16.1GB. * Witness Printer took 254.45ms. Allocated memory is still 3.0GB. Free memory was 2.6GB in the beginning and 2.5GB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-22 23:11:00,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c7f014-a508-4f16-9e7d-045737a63399/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE