./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4 --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 f6a31abd5185b15385b4060783f7e6ebda0d51c801a422158db36fc56fa68a0e --- 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-2329fc7 [2022-12-14 21:38:52,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:38:52,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:38:52,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:38:52,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:38:52,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:38:52,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:38:52,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:38:52,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:38:52,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:38:52,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:38:52,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:38:52,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:38:52,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:38:52,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:38:52,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:38:52,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:38:52,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:38:52,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:38:52,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:38:52,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:38:52,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:38:52,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:38:52,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:38:52,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:38:52,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:38:52,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:38:52,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:38:52,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:38:52,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:38:52,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:38:52,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:38:52,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:38:52,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:38:52,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:38:52,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:38:52,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:38:52,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:38:52,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:38:52,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:38:52,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:38:52,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:38:52,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:38:52,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:38:52,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:38:52,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:38:52,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:38:52,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:38:52,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:38:52,148 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:38:52,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:38:52,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:38:52,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:38:52,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:38:52,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:38:52,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:38:52,158 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:38:52,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:38:52,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:38:52,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:38:52,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:38:52,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:38:52,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:38:52,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:38:52,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:38:52,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:38:52,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:38:52,161 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:38:52,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:38:52,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:38:52,161 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_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a31abd5185b15385b4060783f7e6ebda0d51c801a422158db36fc56fa68a0e [2022-12-14 21:38:52,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:38:52,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:38:52,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:38:52,372 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:38:52,372 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:38:52,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2022-12-14 21:38:54,976 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:38:55,172 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:38:55,173 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2022-12-14 21:38:55,182 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/data/a4939394d/b9a2e7256b95491da4c6d511a1a5479b/FLAG40b278ddc [2022-12-14 21:38:55,196 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/data/a4939394d/b9a2e7256b95491da4c6d511a1a5479b [2022-12-14 21:38:55,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:38:55,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:38:55,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:38:55,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:38:55,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:38:55,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54313386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55, skipping insertion in model container [2022-12-14 21:38:55,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:38:55,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:38:55,489 WARN L237 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_6a60ffda-55f9-46d1-b163-e3789fe52f42/sv-benchmarks/c/eca-rers2012/Problem02_label37.c[19058,19071] [2022-12-14 21:38:55,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:38:55,521 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:38:55,599 WARN L237 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_6a60ffda-55f9-46d1-b163-e3789fe52f42/sv-benchmarks/c/eca-rers2012/Problem02_label37.c[19058,19071] [2022-12-14 21:38:55,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:38:55,624 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:38:55,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55 WrapperNode [2022-12-14 21:38:55,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:38:55,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:38:55,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:38:55,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:38:55,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,699 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-12-14 21:38:55,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:38:55,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:38:55,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:38:55,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:38:55,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,745 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:38:55,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:38:55,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:38:55,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:38:55,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:55" (1/1) ... [2022-12-14 21:38:55,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:38:55,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:38:55,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:38:55,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:38:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:38:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:38:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:38:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:38:55,886 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:38:55,888 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:38:56,623 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:38:56,822 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:38:56,822 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:38:56,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:38:56 BoogieIcfgContainer [2022-12-14 21:38:56,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:38:56,825 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:38:56,825 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:38:56,832 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:38:56,833 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:38:56" (1/1) ... [2022-12-14 21:38:56,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:38:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-12-14 21:38:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-12-14 21:38:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 21:38:56,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:56,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:57,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:57,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2022-12-14 21:38:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2022-12-14 21:38:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 21:38:57,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:57,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:57,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2022-12-14 21:38:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2022-12-14 21:38:57,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 21:38:57,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:57,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:57,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 245 states and 421 transitions. [2022-12-14 21:38:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 421 transitions. [2022-12-14 21:38:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 21:38:58,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:58,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:58,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 250 states and 429 transitions. [2022-12-14 21:38:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 429 transitions. [2022-12-14 21:38:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 21:38:58,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:58,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 253 states and 434 transitions. [2022-12-14 21:38:58,881 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 434 transitions. [2022-12-14 21:38:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 21:38:58,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:58,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:59,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:59,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 257 states and 441 transitions. [2022-12-14 21:38:59,234 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 441 transitions. [2022-12-14 21:38:59,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 21:38:59,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:59,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 260 states and 446 transitions. [2022-12-14 21:38:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 446 transitions. [2022-12-14 21:38:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 21:38:59,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:59,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:39:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:00,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 347 states and 540 transitions. [2022-12-14 21:39:00,279 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 540 transitions. [2022-12-14 21:39:00,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 21:39:00,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:00,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 366 states and 560 transitions. [2022-12-14 21:39:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 560 transitions. [2022-12-14 21:39:00,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 21:39:00,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:00,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 391 states and 595 transitions. [2022-12-14 21:39:00,878 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 595 transitions. [2022-12-14 21:39:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 21:39:00,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:00,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 413 states and 617 transitions. [2022-12-14 21:39:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 617 transitions. [2022-12-14 21:39:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 21:39:01,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:01,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:01,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:01,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 434 states and 641 transitions. [2022-12-14 21:39:01,503 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 641 transitions. [2022-12-14 21:39:01,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 21:39:01,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:01,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:01,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:01,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 439 states and 645 transitions. [2022-12-14 21:39:01,782 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 645 transitions. [2022-12-14 21:39:01,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 21:39:01,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:01,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:01,869 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:02,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 468 states and 678 transitions. [2022-12-14 21:39:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 678 transitions. [2022-12-14 21:39:02,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 21:39:02,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:02,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:02,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 496 states and 713 transitions. [2022-12-14 21:39:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 713 transitions. [2022-12-14 21:39:02,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 21:39:02,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:02,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 500 states and 715 transitions. [2022-12-14 21:39:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 715 transitions. [2022-12-14 21:39:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 21:39:03,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:03,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:03,133 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 501 states and 716 transitions. [2022-12-14 21:39:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 716 transitions. [2022-12-14 21:39:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 21:39:03,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:03,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:03,271 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:03,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 533 states and 750 transitions. [2022-12-14 21:39:03,630 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 750 transitions. [2022-12-14 21:39:03,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 21:39:03,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:03,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 538 states and 755 transitions. [2022-12-14 21:39:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 755 transitions. [2022-12-14 21:39:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 21:39:03,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:03,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 571 states and 792 transitions. [2022-12-14 21:39:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 792 transitions. [2022-12-14 21:39:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 21:39:03,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:03,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:39:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 619 states and 845 transitions. [2022-12-14 21:39:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 845 transitions. [2022-12-14 21:39:04,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 21:39:04,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:04,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:39:04,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:04,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 645 states and 874 transitions. [2022-12-14 21:39:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 874 transitions. [2022-12-14 21:39:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 21:39:04,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:04,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:39:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:05,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 647 states and 875 transitions. [2022-12-14 21:39:05,012 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 875 transitions. [2022-12-14 21:39:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 21:39:05,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:05,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:05,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 671 states and 902 transitions. [2022-12-14 21:39:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 902 transitions. [2022-12-14 21:39:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 21:39:05,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:05,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:05,547 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 694 states and 928 transitions. [2022-12-14 21:39:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 928 transitions. [2022-12-14 21:39:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 21:39:05,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:05,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:05,998 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:06,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:06,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 696 states and 929 transitions. [2022-12-14 21:39:06,154 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 929 transitions. [2022-12-14 21:39:06,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 21:39:06,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:06,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 725 states and 961 transitions. [2022-12-14 21:39:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 961 transitions. [2022-12-14 21:39:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 21:39:06,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:06,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:06,746 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:07,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 751 states and 990 transitions. [2022-12-14 21:39:07,064 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 990 transitions. [2022-12-14 21:39:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 21:39:07,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 753 states and 991 transitions. [2022-12-14 21:39:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 991 transitions. [2022-12-14 21:39:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 21:39:07,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 762 states and 1002 transitions. [2022-12-14 21:39:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1002 transitions. [2022-12-14 21:39:07,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 21:39:07,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,525 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:07,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 794 states and 1036 transitions. [2022-12-14 21:39:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1036 transitions. [2022-12-14 21:39:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 21:39:07,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:07,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 795 states and 1037 transitions. [2022-12-14 21:39:07,885 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1037 transitions. [2022-12-14 21:39:07,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 21:39:07,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 797 states and 1039 transitions. [2022-12-14 21:39:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1039 transitions. [2022-12-14 21:39:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 21:39:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 21:39:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:08,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 824 states and 1068 transitions. [2022-12-14 21:39:08,265 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1068 transitions. [2022-12-14 21:39:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 21:39:08,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:08,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 833 states and 1078 transitions. [2022-12-14 21:39:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1078 transitions. [2022-12-14 21:39:08,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 21:39:08,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:08,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:08,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 842 states and 1089 transitions. [2022-12-14 21:39:08,842 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1089 transitions. [2022-12-14 21:39:08,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 21:39:08,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:08,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:09,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 845 states and 1091 transitions. [2022-12-14 21:39:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1091 transitions. [2022-12-14 21:39:09,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 21:39:09,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:09,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:09,140 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 846 states and 1092 transitions. [2022-12-14 21:39:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1092 transitions. [2022-12-14 21:39:09,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 21:39:09,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:09,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:09,229 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:09,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 847 states and 1093 transitions. [2022-12-14 21:39:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1093 transitions. [2022-12-14 21:39:09,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 21:39:09,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:09,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 876 states and 1123 transitions. [2022-12-14 21:39:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1123 transitions. [2022-12-14 21:39:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 21:39:09,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:09,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:09,538 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 21:39:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 883 states and 1131 transitions. [2022-12-14 21:39:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1131 transitions. [2022-12-14 21:39:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 21:39:09,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:09,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:09,805 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 21:39:10,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:10,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 890 states and 1141 transitions. [2022-12-14 21:39:10,126 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1141 transitions. [2022-12-14 21:39:10,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 21:39:10,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:10,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 21:39:10,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 893 states and 1143 transitions. [2022-12-14 21:39:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1143 transitions. [2022-12-14 21:39:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 21:39:10,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:10,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-14 21:39:10,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:10,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 899 states and 1151 transitions. [2022-12-14 21:39:10,683 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1151 transitions. [2022-12-14 21:39:10,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 21:39:10,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:10,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:12,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 966 states and 1225 transitions. [2022-12-14 21:39:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1225 transitions. [2022-12-14 21:39:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 21:39:12,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:12,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:12,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:12,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 968 states and 1227 transitions. [2022-12-14 21:39:12,306 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1227 transitions. [2022-12-14 21:39:12,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 21:39:12,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:12,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 970 states and 1229 transitions. [2022-12-14 21:39:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1229 transitions. [2022-12-14 21:39:12,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-12-14 21:39:12,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:12,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:12,461 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 69 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:12,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:12,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1031 states and 1294 transitions. [2022-12-14 21:39:12,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1294 transitions. [2022-12-14 21:39:12,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 21:39:12,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:12,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1098 states and 1365 transitions. [2022-12-14 21:39:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1365 transitions. [2022-12-14 21:39:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 21:39:14,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:14,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:14,871 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1162 states and 1434 transitions. [2022-12-14 21:39:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1434 transitions. [2022-12-14 21:39:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 21:39:17,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:17,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:17,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1167 states and 1437 transitions. [2022-12-14 21:39:17,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1437 transitions. [2022-12-14 21:39:17,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:39:17,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:17,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:18,072 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:18,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1173 states and 1444 transitions. [2022-12-14 21:39:18,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1444 transitions. [2022-12-14 21:39:18,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:39:18,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:18,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:18,807 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:19,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1178 states and 1450 transitions. [2022-12-14 21:39:19,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1450 transitions. [2022-12-14 21:39:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:39:19,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:19,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 21:39:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1204 states and 1479 transitions. [2022-12-14 21:39:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1479 transitions. [2022-12-14 21:39:19,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:39:19,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:19,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 21:39:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1226 states and 1502 transitions. [2022-12-14 21:39:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1502 transitions. [2022-12-14 21:39:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:39:20,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:20,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 21:39:20,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:20,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1227 states and 1503 transitions. [2022-12-14 21:39:20,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1503 transitions. [2022-12-14 21:39:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:39:20,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:20,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 21:39:20,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:20,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1232 states and 1508 transitions. [2022-12-14 21:39:20,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1508 transitions. [2022-12-14 21:39:20,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 21:39:20,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:20,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:20,946 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:39:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1280 states and 1561 transitions. [2022-12-14 21:39:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1561 transitions. [2022-12-14 21:39:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 21:39:21,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:21,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:21,829 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:39:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:22,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1325 states and 1613 transitions. [2022-12-14 21:39:22,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1613 transitions. [2022-12-14 21:39:22,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 21:39:22,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:22,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:22,558 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:39:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:22,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1327 states and 1614 transitions. [2022-12-14 21:39:22,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1614 transitions. [2022-12-14 21:39:22,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 21:39:22,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:22,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 21:39:22,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:22,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1329 states and 1616 transitions. [2022-12-14 21:39:22,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1616 transitions. [2022-12-14 21:39:22,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 21:39:22,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:22,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1355 states and 1644 transitions. [2022-12-14 21:39:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1644 transitions. [2022-12-14 21:39:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 21:39:23,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:23,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:23,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1377 states and 1668 transitions. [2022-12-14 21:39:23,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1668 transitions. [2022-12-14 21:39:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 21:39:23,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:23,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:24,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1397 states and 1689 transitions. [2022-12-14 21:39:24,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1689 transitions. [2022-12-14 21:39:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 21:39:24,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:24,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:24,509 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1402 states and 1695 transitions. [2022-12-14 21:39:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1695 transitions. [2022-12-14 21:39:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 21:39:24,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:24,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:25,010 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1404 states and 1696 transitions. [2022-12-14 21:39:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1696 transitions. [2022-12-14 21:39:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-14 21:39:25,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:25,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:25,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:25,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1438 states and 1731 transitions. [2022-12-14 21:39:25,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1731 transitions. [2022-12-14 21:39:25,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 21:39:25,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:25,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:26,057 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 21:39:26,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1439 states and 1741 transitions. [2022-12-14 21:39:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1741 transitions. [2022-12-14 21:39:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 21:39:26,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:26,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:26,303 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1442 states and 1748 transitions. [2022-12-14 21:39:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1748 transitions. [2022-12-14 21:39:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 21:39:26,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:26,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:26,999 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 21:39:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1445 states and 1752 transitions. [2022-12-14 21:39:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1752 transitions. [2022-12-14 21:39:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-12-14 21:39:27,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:27,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:27,359 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-12-14 21:39:27,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1464 states and 1771 transitions. [2022-12-14 21:39:27,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1771 transitions. [2022-12-14 21:39:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 21:39:27,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:27,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:27,503 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-14 21:39:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:27,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1465 states and 1771 transitions. [2022-12-14 21:39:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 1771 transitions. [2022-12-14 21:39:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 21:39:27,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:27,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-14 21:39:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1544 states and 1852 transitions. [2022-12-14 21:39:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1852 transitions. [2022-12-14 21:39:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-14 21:39:28,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:28,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-12-14 21:39:28,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:28,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1545 states and 1852 transitions. [2022-12-14 21:39:28,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1852 transitions. [2022-12-14 21:39:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-14 21:39:28,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:28,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:28,308 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 21:39:28,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:28,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1464 states and 1764 transitions. [2022-12-14 21:39:28,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1764 transitions. [2022-12-14 21:39:28,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 21:39:28,349 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2022-12-14 21:39:28,356 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 21:39:33,044 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-12-14 21:39:33,052 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-12-14 21:39:33,052 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 21:39:33,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 09:39:33 ImpRootNode [2022-12-14 21:39:33,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 21:39:33,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 21:39:33,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 21:39:33,053 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 21:39:33,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:38:56" (3/4) ... [2022-12-14 21:39:33,055 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 21:39:33,066 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 116 nodes and edges [2022-12-14 21:39:33,067 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-12-14 21:39:33,067 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 21:39:33,068 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 21:39:33,130 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 21:39:33,130 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 21:39:33,131 INFO L158 Benchmark]: Toolchain (without parser) took 37931.18ms. Allocated memory was 117.4MB in the beginning and 553.6MB in the end (delta: 436.2MB). Free memory was 75.4MB in the beginning and 288.6MB in the end (delta: -213.1MB). Peak memory consumption was 226.1MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,131 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:39:33,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.83ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 48.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.14ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 48.8MB in the beginning and 118.7MB in the end (delta: -69.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,133 INFO L158 Benchmark]: Boogie Preprocessor took 54.43ms. Allocated memory is still 151.0MB. Free memory was 118.7MB in the beginning and 114.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,133 INFO L158 Benchmark]: RCFGBuilder took 1069.26ms. Allocated memory is still 151.0MB. Free memory was 114.5MB in the beginning and 96.3MB in the end (delta: 18.2MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,133 INFO L158 Benchmark]: CodeCheck took 36227.28ms. Allocated memory was 151.0MB in the beginning and 553.6MB in the end (delta: 402.7MB). Free memory was 96.3MB in the beginning and 298.9MB in the end (delta: -202.6MB). Peak memory consumption was 331.3MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,134 INFO L158 Benchmark]: Witness Printer took 77.81ms. Allocated memory is still 553.6MB. Free memory was 298.9MB in the beginning and 288.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 21:39:33,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.5s, OverallIterations: 76, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 143128 SdHoareTripleChecker+Valid, 247.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 127954 mSDsluCounter, 26470 SdHoareTripleChecker+Invalid, 211.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20487 mSDsCounter, 54819 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 304312 IncrementalHoareTripleChecker+Invalid, 359131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54819 mSolverCounterUnsat, 5983 mSDtfsCounter, 304312 mSolverCounterSat, 2.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 75452 GetRequests, 74517 SyntacticMatches, 453 SemanticMatches, 482 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140485 ImplicationChecksByTransitivity, 17.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 10383 NumberOfCodeBlocks, 10383 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 10308 ConstructedInterpolants, 0 QuantifiedInterpolants, 23779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 61 PerfectInterpolantSequences, 5749/5855 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 542]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (!(11 <= a28) || !(a25 == 1)) || a19 == 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (!(11 <= a28) || !(a25 == 1)) || a19 == 1 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.83ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 48.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.14ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 48.8MB in the beginning and 118.7MB in the end (delta: -69.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.43ms. Allocated memory is still 151.0MB. Free memory was 118.7MB in the beginning and 114.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1069.26ms. Allocated memory is still 151.0MB. Free memory was 114.5MB in the beginning and 96.3MB in the end (delta: 18.2MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * CodeCheck took 36227.28ms. Allocated memory was 151.0MB in the beginning and 553.6MB in the end (delta: 402.7MB). Free memory was 96.3MB in the beginning and 298.9MB in the end (delta: -202.6MB). Peak memory consumption was 331.3MB. Max. memory is 16.1GB. * Witness Printer took 77.81ms. Allocated memory is still 553.6MB. Free memory was 298.9MB in the beginning and 288.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 21:39:33,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a60ffda-55f9-46d1-b163-e3789fe52f42/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE