./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_lazy.i --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_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/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_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_lazy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/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_a6f93542-a8e4-43a2-a9e1-006ee5439aae/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 b26873cfd586f35040b8fa56225beaa479db089ab89500d17d6395862bf9072f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:40:09,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:40:09,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:40:09,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:40:09,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:40:09,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:40:09,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:40:09,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:40:09,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:40:09,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:40:09,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:40:09,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:40:09,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:40:09,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:40:09,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:40:09,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:40:09,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:40:09,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:40:09,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:40:09,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:40:09,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:40:09,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:40:09,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:40:09,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:40:09,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:40:09,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:40:09,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:40:09,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:40:09,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:40:09,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:40:09,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:40:09,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:40:09,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:40:09,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:40:09,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:40:09,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:40:09,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:40:09,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:40:09,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:40:09,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:40:09,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:40:09,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:40:09,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:40:09,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:40:09,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:40:09,812 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:40:09,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:40:09,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:40:09,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:40:09,814 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:40:09,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:40:09,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:40:09,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:40:09,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:40:09,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:40:09,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:40:09,816 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:40:09,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:40:09,816 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:40:09,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:40:09,817 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:40:09,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:40:09,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:40:09,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:40:09,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:40:09,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:40:09,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:40:09,818 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:40:09,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:40:09,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:40:09,819 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_a6f93542-a8e4-43a2-a9e1-006ee5439aae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b26873cfd586f35040b8fa56225beaa479db089ab89500d17d6395862bf9072f [2021-11-23 00:40:10,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:40:10,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:40:10,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:40:10,165 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:40:10,166 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:40:10,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-pthread/cs_lazy.i [2021-11-23 00:40:10,247 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/data/4bfb844a4/5493dd4056b540e28dd7e1aa0cc4cec2/FLAGf14d3e1a8 [2021-11-23 00:40:10,860 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:40:10,860 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/sv-benchmarks/c/seq-pthread/cs_lazy.i [2021-11-23 00:40:10,894 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/data/4bfb844a4/5493dd4056b540e28dd7e1aa0cc4cec2/FLAGf14d3e1a8 [2021-11-23 00:40:11,101 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/data/4bfb844a4/5493dd4056b540e28dd7e1aa0cc4cec2 [2021-11-23 00:40:11,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:40:11,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:40:11,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:40:11,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:40:11,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:40:11,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fa8885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11, skipping insertion in model container [2021-11-23 00:40:11,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:40:11,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:40:11,509 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_a6f93542-a8e4-43a2-a9e1-006ee5439aae/sv-benchmarks/c/seq-pthread/cs_lazy.i[23394,23407] [2021-11-23 00:40:11,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:40:11,651 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:40:11,691 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_a6f93542-a8e4-43a2-a9e1-006ee5439aae/sv-benchmarks/c/seq-pthread/cs_lazy.i[23394,23407] [2021-11-23 00:40:11,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:40:11,809 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:40:11,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11 WrapperNode [2021-11-23 00:40:11,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:40:11,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:40:11,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:40:11,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:40:11,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,941 INFO L137 Inliner]: procedures = 145, calls = 212, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 514 [2021-11-23 00:40:11,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:40:11,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:40:11,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:40:11,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:40:11,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:11,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:12,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:12,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:12,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:40:12,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:40:12,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:40:12,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:40:12,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:11" (1/1) ... [2021-11-23 00:40:12,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:40:12,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:40:12,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:40:12,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f93542-a8e4-43a2-a9e1-006ee5439aae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:40:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:40:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:40:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:40:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:40:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:40:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2021-11-23 00:40:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2021-11-23 00:40:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-23 00:40:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-23 00:40:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:40:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-11-23 00:40:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-11-23 00:40:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 00:40:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 00:40:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:40:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:40:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-23 00:40:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-23 00:40:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:40:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2021-11-23 00:40:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2021-11-23 00:40:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:40:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:40:12,395 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:40:12,397 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:40:12,809 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume 0 != ~__CS_ret~0 % 256;thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2021-11-23 00:40:12,809 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 00:40:12,809 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2021-11-23 00:40:12,809 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 00:40:12,809 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L714: SUMMARY for call __CS_cs(); srcloc: null [2021-11-23 00:40:12,809 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume 0 != ~__CS_ret~0 % 256;thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2021-11-23 00:40:12,810 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 00:40:23,234 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:40:23,500 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:40:23,500 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:40:23,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:40:23 BoogieIcfgContainer [2021-11-23 00:40:23,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:40:23,504 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:40:23,504 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:40:23,515 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:40:23,515 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:40:23" (1/1) ... [2021-11-23 00:40:23,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:40:23,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 111 states and 168 transitions. [2021-11-23 00:40:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 168 transitions. [2021-11-23 00:40:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:40:23,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:23,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 112 states and 169 transitions. [2021-11-23 00:40:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 169 transitions. [2021-11-23 00:40:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:40:24,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:24,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:25,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:25,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 113 states and 171 transitions. [2021-11-23 00:40:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2021-11-23 00:40:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:40:25,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:25,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 114 states and 173 transitions. [2021-11-23 00:40:25,324 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 173 transitions. [2021-11-23 00:40:25,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:40:25,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:25,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:27,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:40:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2021-11-23 00:40:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2021-11-23 00:40:27,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:27,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:27,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:40:27,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:27,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2021-11-23 00:40:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2021-11-23 00:40:27,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:27,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:27,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,099 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:40:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 120 states and 181 transitions. [2021-11-23 00:40:28,255 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 181 transitions. [2021-11-23 00:40:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:40:28,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:40:28,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 182 transitions. [2021-11-23 00:40:28,480 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2021-11-23 00:40:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:40:28,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:40:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 122 states and 182 transitions. [2021-11-23 00:40:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 182 transitions. [2021-11-23 00:40:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:28,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:40:41,057 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:40:51,690 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:40:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 130 states and 197 transitions. [2021-11-23 00:40:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 197 transitions. [2021-11-23 00:40:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:40:52,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:52,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:52,565 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:41:05,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:09,601 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:19,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:30,013 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 136 states and 220 transitions. [2021-11-23 00:41:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2021-11-23 00:41:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:41:30,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:41:44,486 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:46,374 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:57,547 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:41:58,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 143 states and 236 transitions. [2021-11-23 00:41:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 236 transitions. [2021-11-23 00:41:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:41:58,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:58,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:58,465 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:10,619 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:42:20,671 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:42:31,047 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:42:41,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:42:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:41,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 148 states and 249 transitions. [2021-11-23 00:42:41,853 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 249 transitions. [2021-11-23 00:42:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:42:41,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:41,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:42,104 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:42,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 149 states and 253 transitions. [2021-11-23 00:42:42,124 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 253 transitions. [2021-11-23 00:42:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:42:42,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:42,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 153 states and 270 transitions. [2021-11-23 00:42:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 270 transitions. [2021-11-23 00:42:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:42:43,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:43,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 154 states and 273 transitions. [2021-11-23 00:42:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 273 transitions. [2021-11-23 00:42:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:42:43,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:43,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:44,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 293 transitions. [2021-11-23 00:42:44,457 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 293 transitions. [2021-11-23 00:42:44,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:42:44,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:42:44,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 159 states and 292 transitions. [2021-11-23 00:42:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 292 transitions. [2021-11-23 00:42:44,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:42:44,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:44,861 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:45,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 161 states and 298 transitions. [2021-11-23 00:42:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 298 transitions. [2021-11-23 00:42:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:42:45,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:45,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 163 states and 304 transitions. [2021-11-23 00:42:45,710 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 304 transitions. [2021-11-23 00:42:45,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:42:45,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:45,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:42:56,861 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:42:58,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:58,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 166 states and 317 transitions. [2021-11-23 00:42:58,807 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 317 transitions. [2021-11-23 00:42:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:42:58,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:58,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:43:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 329 transitions. [2021-11-23 00:43:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 329 transitions. [2021-11-23 00:43:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:43:00,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:00,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:00,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 169 states and 328 transitions. [2021-11-23 00:43:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 328 transitions. [2021-11-23 00:43:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:43:00,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:00,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:00,977 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:01,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 169 states and 327 transitions. [2021-11-23 00:43:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 327 transitions. [2021-11-23 00:43:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:43:01,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 169 states and 326 transitions. [2021-11-23 00:43:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 326 transitions. [2021-11-23 00:43:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:43:01,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,511 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 169 states and 325 transitions. [2021-11-23 00:43:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 325 transitions. [2021-11-23 00:43:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:43:01,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:43:01,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 169 states and 324 transitions. [2021-11-23 00:43:01,829 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 324 transitions. [2021-11-23 00:43:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:43:01,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,942 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:43:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 169 states and 323 transitions. [2021-11-23 00:43:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 323 transitions. [2021-11-23 00:43:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:43:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,304 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:43:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 169 states and 322 transitions. [2021-11-23 00:43:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 322 transitions. [2021-11-23 00:43:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:43:02,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:43:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 169 states and 321 transitions. [2021-11-23 00:43:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 321 transitions. [2021-11-23 00:43:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:43:02,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,034 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:43:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 169 states and 320 transitions. [2021-11-23 00:43:03,056 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 320 transitions. [2021-11-23 00:43:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:43:03,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:03,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 169 states and 319 transitions. [2021-11-23 00:43:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 319 transitions. [2021-11-23 00:43:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:43:03,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:03,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:05,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 173 states and 342 transitions. [2021-11-23 00:43:05,462 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2021-11-23 00:43:05,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:43:05,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:05,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:05,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:05,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 174 states and 348 transitions. [2021-11-23 00:43:05,856 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 348 transitions. [2021-11-23 00:43:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:43:05,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:05,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 175 states and 354 transitions. [2021-11-23 00:43:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 354 transitions. [2021-11-23 00:43:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:43:06,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:06,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:06,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 175 states and 353 transitions. [2021-11-23 00:43:06,371 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 353 transitions. [2021-11-23 00:43:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:43:06,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:06,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:43:06,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 175 states and 352 transitions. [2021-11-23 00:43:06,516 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 352 transitions. [2021-11-23 00:43:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:43:06,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:06,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:43:06,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 175 states and 351 transitions. [2021-11-23 00:43:06,794 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 351 transitions. [2021-11-23 00:43:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:43:06,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:06,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 176 states and 355 transitions. [2021-11-23 00:43:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 355 transitions. [2021-11-23 00:43:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:43:07,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:07,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:07,482 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:43:07,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:07,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 177 states and 358 transitions. [2021-11-23 00:43:07,947 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 358 transitions. [2021-11-23 00:43:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:43:07,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:07,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:43:33,433 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:43:34,762 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:43:45,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:43:56,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:44:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 185 states and 389 transitions. [2021-11-23 00:44:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 389 transitions. [2021-11-23 00:44:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:44:01,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:01,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:02,044 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:02,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 185 states and 388 transitions. [2021-11-23 00:44:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 388 transitions. [2021-11-23 00:44:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:44:02,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:02,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:02,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 185 states and 387 transitions. [2021-11-23 00:44:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 387 transitions. [2021-11-23 00:44:02,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:44:02,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:02,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 185 states and 386 transitions. [2021-11-23 00:44:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 386 transitions. [2021-11-23 00:44:02,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:44:02,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:02,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:06,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 189 states and 409 transitions. [2021-11-23 00:44:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 409 transitions. [2021-11-23 00:44:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:44:06,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:06,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:07,003 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:10,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:10,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 193 states and 432 transitions. [2021-11-23 00:44:10,009 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 432 transitions. [2021-11-23 00:44:10,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:44:10,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:10,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 195 states and 436 transitions. [2021-11-23 00:44:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 436 transitions. [2021-11-23 00:44:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:44:11,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:11,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:11,653 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:12,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 197 states and 438 transitions. [2021-11-23 00:44:12,317 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 438 transitions. [2021-11-23 00:44:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:44:12,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:12,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:13,042 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:44:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 201 states and 460 transitions. [2021-11-23 00:44:15,866 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 460 transitions. [2021-11-23 00:44:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:44:15,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:15,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:44:38,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:44:39,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:44:50,900 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:45:01,445 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:45:11,520 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:45:21,596 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:45:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:26,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 205 states and 468 transitions. [2021-11-23 00:45:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 468 transitions. [2021-11-23 00:45:26,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:45:26,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:26,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:45:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 210 states and 512 transitions. [2021-11-23 00:45:29,400 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 512 transitions. [2021-11-23 00:45:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:45:29,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:29,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:45:32,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:32,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 215 states and 565 transitions. [2021-11-23 00:45:32,542 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 565 transitions. [2021-11-23 00:45:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:45:32,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:32,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:45:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 217 states and 577 transitions. [2021-11-23 00:45:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 577 transitions. [2021-11-23 00:45:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:45:34,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:34,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:45:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 219 states and 589 transitions. [2021-11-23 00:45:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 589 transitions. [2021-11-23 00:45:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:45:35,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:35,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:35,738 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:45:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 221 states and 601 transitions. [2021-11-23 00:45:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 601 transitions. [2021-11-23 00:45:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:45:37,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:37,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:45:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:37,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 221 states and 600 transitions. [2021-11-23 00:45:37,349 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 600 transitions. [2021-11-23 00:45:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:45:37,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:37,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:37,595 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:45:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:37,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 220 states and 594 transitions. [2021-11-23 00:45:37,637 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 594 transitions. [2021-11-23 00:45:37,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:45:37,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:37,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:46:12,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:46:22,181 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:46:34,013 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:46:45,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:46:55,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:46:59,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 222 states and 597 transitions. [2021-11-23 00:46:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 597 transitions. [2021-11-23 00:46:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:46:59,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:59,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:59,561 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:47:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 224 states and 609 transitions. [2021-11-23 00:47:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 609 transitions. [2021-11-23 00:47:01,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:01,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:01,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:02,180 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:47:04,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:47:07,642 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:47:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 225 states and 609 transitions. [2021-11-23 00:47:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 609 transitions. [2021-11-23 00:47:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:12,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:12,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:12,912 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:47:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 227 states and 621 transitions. [2021-11-23 00:47:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 621 transitions. [2021-11-23 00:47:14,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:14,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:47:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 229 states and 633 transitions. [2021-11-23 00:47:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 633 transitions. [2021-11-23 00:47:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:47:16,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:47:18,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:18,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 229 states and 632 transitions. [2021-11-23 00:47:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 632 transitions. [2021-11-23 00:47:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:47:18,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:18,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:47:20,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 229 states and 631 transitions. [2021-11-23 00:47:20,780 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 631 transitions. [2021-11-23 00:47:20,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:47:20,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:47:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 229 states and 630 transitions. [2021-11-23 00:47:22,777 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 630 transitions. [2021-11-23 00:47:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:22,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:22,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:47:22,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:22,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 228 states and 618 transitions. [2021-11-23 00:47:22,922 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 618 transitions. [2021-11-23 00:47:22,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:22,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:22,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:47:27,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 229 states and 621 transitions. [2021-11-23 00:47:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 621 transitions. [2021-11-23 00:47:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:27,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:47:27,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 228 states and 609 transitions. [2021-11-23 00:47:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 609 transitions. [2021-11-23 00:47:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:27,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:47:48,751 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:47:57,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 232 states and 634 transitions. [2021-11-23 00:47:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 634 transitions. [2021-11-23 00:47:57,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:57,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:57,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:48:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 238 states and 648 transitions. [2021-11-23 00:48:12,321 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 648 transitions. [2021-11-23 00:48:12,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:48:12,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:48:54,316 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:49:04,392 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:49:16,545 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:49:27,360 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:49:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 239 states and 651 transitions. [2021-11-23 00:49:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 651 transitions. [2021-11-23 00:49:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:49:33,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:33,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:49:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:45,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 243 states and 660 transitions. [2021-11-23 00:49:45,303 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 660 transitions. [2021-11-23 00:49:45,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:49:45,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:45,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:49:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 245 states and 662 transitions. [2021-11-23 00:49:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 662 transitions. [2021-11-23 00:49:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:49:54,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:54,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:49:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 245 states and 661 transitions. [2021-11-23 00:49:54,988 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 661 transitions. [2021-11-23 00:49:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:49:54,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:54,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 00:49:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:58,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 247 states and 671 transitions. [2021-11-23 00:49:58,928 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 671 transitions. [2021-11-23 00:49:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:49:58,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:58,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 00:50:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 249 states and 681 transitions. [2021-11-23 00:50:03,124 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 681 transitions. [2021-11-23 00:50:03,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:50:03,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:03,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 00:50:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 251 states and 692 transitions. [2021-11-23 00:50:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 692 transitions. [2021-11-23 00:50:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:50:05,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:05,450 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:50:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 251 states and 689 transitions. [2021-11-23 00:50:07,061 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 689 transitions. [2021-11-23 00:50:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:50:07,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:50:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 253 states and 700 transitions. [2021-11-23 00:50:09,543 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 700 transitions. [2021-11-23 00:50:09,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:50:09,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,599 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:50:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 255 states and 710 transitions. [2021-11-23 00:50:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 710 transitions. [2021-11-23 00:50:11,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:50:11,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:24,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 256 states and 713 transitions. [2021-11-23 00:50:24,116 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 713 transitions. [2021-11-23 00:50:24,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:50:24,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:50:24,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 256 states and 712 transitions. [2021-11-23 00:50:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 712 transitions. [2021-11-23 00:50:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:50:24,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 256 states and 711 transitions. [2021-11-23 00:50:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 711 transitions. [2021-11-23 00:50:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:50:24,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 256 states and 710 transitions. [2021-11-23 00:50:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 710 transitions. [2021-11-23 00:50:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:50:24,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:59,944 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:51:12,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:51:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 265 states and 754 transitions. [2021-11-23 00:51:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 754 transitions. [2021-11-23 00:51:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:51:40,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:40,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:52:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 268 states and 772 transitions. [2021-11-23 00:52:02,560 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 772 transitions. [2021-11-23 00:52:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:52:02,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:07,262 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:52:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 275 states and 851 transitions. [2021-11-23 00:52:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 851 transitions. [2021-11-23 00:52:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:52:32,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:32,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:52:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:40,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 280 states and 873 transitions. [2021-11-23 00:52:40,594 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 873 transitions. [2021-11-23 00:52:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:52:40,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:40,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,843 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:52:43,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:43,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 282 states and 876 transitions. [2021-11-23 00:52:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 876 transitions. [2021-11-23 00:52:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:52:43,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:43,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:43,563 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:52:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 288 states and 900 transitions. [2021-11-23 00:52:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 900 transitions. [2021-11-23 00:52:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:52:55,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat