./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB --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 7bcb93b552ce7a7abd40e75144bf36530dd0bd3debdf81ac1c4bfcf0afb0025b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:35:12,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:12,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:12,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:12,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:12,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:12,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:12,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:12,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:12,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:12,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:12,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:12,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:12,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:12,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:12,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:12,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:12,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:12,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:12,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:12,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:12,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:12,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:12,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:12,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:12,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:12,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:12,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:12,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:12,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:12,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:12,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:12,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:12,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:12,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:12,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:12,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:12,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:12,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:12,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:12,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:12,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:12,806 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:12,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:12,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:12,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:12,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:12,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:12,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:12,809 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:12,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:12,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:12,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:12,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:12,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:12,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:12,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:12,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:12,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:12,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:12,813 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:12,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:12,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:12,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:12,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:12,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:12,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:12,821 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:12,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:12,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:12,824 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_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bcb93b552ce7a7abd40e75144bf36530dd0bd3debdf81ac1c4bfcf0afb0025b [2022-10-17 16:35:13,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:13,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:13,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:13,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:13,149 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:13,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2022-10-17 16:35:13,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/data/9a085898d/1c3f09b5ca174b55af9e91ccc4047400/FLAG257b1f074 [2022-10-17 16:35:13,898 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:13,898 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2022-10-17 16:35:13,917 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/data/9a085898d/1c3f09b5ca174b55af9e91ccc4047400/FLAG257b1f074 [2022-10-17 16:35:14,093 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/data/9a085898d/1c3f09b5ca174b55af9e91ccc4047400 [2022-10-17 16:35:14,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:14,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:14,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:14,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:14,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:14,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5092c1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14, skipping insertion in model container [2022-10-17 16:35:14,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:14,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:14,608 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_84c776d1-9175-461f-a969-8bc3fe26efc6/sv-benchmarks/c/eca-rers2012/Problem01_label06.c[20964,20977] [2022-10-17 16:35:14,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:14,648 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:14,741 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_84c776d1-9175-461f-a969-8bc3fe26efc6/sv-benchmarks/c/eca-rers2012/Problem01_label06.c[20964,20977] [2022-10-17 16:35:14,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:14,763 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:14,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14 WrapperNode [2022-10-17 16:35:14,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:14,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:14,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:14,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:14,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,915 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 16:35:14,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:14,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:14,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:14,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:14,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:15,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:15,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:15,031 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:15,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:15,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:15,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:15,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:15,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:15,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:15,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:15,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:15,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:15,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c776d1-9175-461f-a969-8bc3fe26efc6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:15,279 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:15,298 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:16,697 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:17,023 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:17,023 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:35:17,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:17 BoogieIcfgContainer [2022-10-17 16:35:17,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:17,027 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:17,028 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:17,039 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:17,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:17" (1/1) ... [2022-10-17 16:35:17,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:17,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:17,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 16:35:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 16:35:17,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:35:17,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:17,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:17,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:18,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2022-10-17 16:35:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2022-10-17 16:35:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:35:18,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:18,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 218 states and 307 transitions. [2022-10-17 16:35:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 307 transitions. [2022-10-17 16:35:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:35:20,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:20,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:20,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:20,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 223 states and 315 transitions. [2022-10-17 16:35:20,562 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 315 transitions. [2022-10-17 16:35:20,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:35:20,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:20,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:22,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:22,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 389 transitions. [2022-10-17 16:35:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 389 transitions. [2022-10-17 16:35:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:35:22,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:22,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:22,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 298 states and 393 transitions. [2022-10-17 16:35:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 393 transitions. [2022-10-17 16:35:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:35:22,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:22,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:23,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 299 states and 395 transitions. [2022-10-17 16:35:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 395 transitions. [2022-10-17 16:35:23,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:35:23,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:23,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 307 states and 410 transitions. [2022-10-17 16:35:23,930 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2022-10-17 16:35:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:35:23,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:23,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 310 states and 414 transitions. [2022-10-17 16:35:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 414 transitions. [2022-10-17 16:35:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:35:24,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:24,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:24,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:35:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:25,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 314 states and 423 transitions. [2022-10-17 16:35:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 423 transitions. [2022-10-17 16:35:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:35:25,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:25,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:25,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:35:25,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:25,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 317 states and 427 transitions. [2022-10-17 16:35:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 427 transitions. [2022-10-17 16:35:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:35:25,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:25,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:26,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:26,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 328 states and 444 transitions. [2022-10-17 16:35:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 444 transitions. [2022-10-17 16:35:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:35:26,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:26,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:27,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 335 states and 454 transitions. [2022-10-17 16:35:27,073 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 454 transitions. [2022-10-17 16:35:27,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:35:27,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:27,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:27,162 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:27,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:27,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 338 states and 458 transitions. [2022-10-17 16:35:27,387 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 458 transitions. [2022-10-17 16:35:27,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:35:27,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:27,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:28,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 344 states and 467 transitions. [2022-10-17 16:35:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 467 transitions. [2022-10-17 16:35:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:35:28,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:28,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:29,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 348 states and 473 transitions. [2022-10-17 16:35:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 473 transitions. [2022-10-17 16:35:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:35:29,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:29,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:29,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 352 states and 479 transitions. [2022-10-17 16:35:29,853 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 479 transitions. [2022-10-17 16:35:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:35:29,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:29,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:30,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 362 states and 492 transitions. [2022-10-17 16:35:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 492 transitions. [2022-10-17 16:35:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:35:30,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:30,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:30,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:31,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:31,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 365 states and 496 transitions. [2022-10-17 16:35:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 496 transitions. [2022-10-17 16:35:31,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-17 16:35:31,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:31,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:31,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:31,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 367 states and 499 transitions. [2022-10-17 16:35:31,764 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 499 transitions. [2022-10-17 16:35:31,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:35:31,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:31,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 370 states and 503 transitions. [2022-10-17 16:35:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 503 transitions. [2022-10-17 16:35:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:35:32,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 371 states and 503 transitions. [2022-10-17 16:35:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 503 transitions. [2022-10-17 16:35:32,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:35:32,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 378 states and 511 transitions. [2022-10-17 16:35:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 511 transitions. [2022-10-17 16:35:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:35:32,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 386 states and 520 transitions. [2022-10-17 16:35:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 520 transitions. [2022-10-17 16:35:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:35:33,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,483 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 388 states and 523 transitions. [2022-10-17 16:35:33,545 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 523 transitions. [2022-10-17 16:35:33,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:35:33,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,660 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:35:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 395 states and 530 transitions. [2022-10-17 16:35:33,866 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 530 transitions. [2022-10-17 16:35:33,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:35:33,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 404 states and 540 transitions. [2022-10-17 16:35:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 540 transitions. [2022-10-17 16:35:34,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:35:34,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:34,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,426 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 410 states and 546 transitions. [2022-10-17 16:35:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 546 transitions. [2022-10-17 16:35:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:35:34,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:34,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,737 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:34,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:34,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 427 states and 564 transitions. [2022-10-17 16:35:34,991 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 564 transitions. [2022-10-17 16:35:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:35:34,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:34,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:35,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 428 states and 566 transitions. [2022-10-17 16:35:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 566 transitions. [2022-10-17 16:35:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:35:35,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:35,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:35,306 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 431 states and 570 transitions. [2022-10-17 16:35:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 570 transitions. [2022-10-17 16:35:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:35:35,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:35,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:35,671 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 437 states and 576 transitions. [2022-10-17 16:35:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 576 transitions. [2022-10-17 16:35:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:35:35,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:35,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:36,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:36,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 438 states and 578 transitions. [2022-10-17 16:35:36,137 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 578 transitions. [2022-10-17 16:35:36,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 16:35:36,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:36,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:36,274 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:35:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:36,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 458 states and 599 transitions. [2022-10-17 16:35:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 599 transitions. [2022-10-17 16:35:36,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:35:36,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:36,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:35:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:36,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 459 states and 601 transitions. [2022-10-17 16:35:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 601 transitions. [2022-10-17 16:35:36,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:35:36,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 462 states and 604 transitions. [2022-10-17 16:35:37,053 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 604 transitions. [2022-10-17 16:35:37,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:35:37,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:37,342 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 465 states and 610 transitions. [2022-10-17 16:35:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 610 transitions. [2022-10-17 16:35:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:35:37,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:35:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 466 states and 610 transitions. [2022-10-17 16:35:37,860 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 610 transitions. [2022-10-17 16:35:37,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:35:37,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 568 states and 724 transitions. [2022-10-17 16:35:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 724 transitions. [2022-10-17 16:35:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:35:40,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:40,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 571 states and 727 transitions. [2022-10-17 16:35:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 727 transitions. [2022-10-17 16:35:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:35:40,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:40,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:41,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 573 states and 730 transitions. [2022-10-17 16:35:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 730 transitions. [2022-10-17 16:35:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:35:41,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 576 states and 735 transitions. [2022-10-17 16:35:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 735 transitions. [2022-10-17 16:35:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:35:41,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat