./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac64f5b077f8251002b0bb05f1aba070a52d8bbef53fa94e35704949c96b0f7c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:07:16,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:07:16,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:07:16,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:07:16,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:07:16,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:07:16,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:07:16,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:07:16,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:07:16,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:07:16,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:07:16,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:07:16,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:07:16,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:07:16,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:07:16,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:07:16,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:07:16,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:07:16,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:07:16,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:07:16,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:07:16,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:07:16,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:07:16,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:07:16,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:07:16,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:07:16,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:07:16,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:07:16,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:07:16,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:07:16,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:07:16,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:07:16,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:07:16,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:07:16,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:07:16,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:07:16,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:07:16,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:07:16,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:07:16,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:07:16,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:07:16,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:07:16,592 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:07:16,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:07:16,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:07:16,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:07:16,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:07:16,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:07:16,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:07:16,595 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:07:16,595 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:07:16,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:07:16,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:07:16,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:07:16,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:07:16,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:07:16,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:07:16,597 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:07:16,597 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:07:16,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:07:16,597 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:07:16,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:07:16,598 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:07:16,598 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:07:16,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:07:16,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:16,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:07:16,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:07:16,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:07:16,600 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:07:16,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:07:16,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:07:16,601 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_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac64f5b077f8251002b0bb05f1aba070a52d8bbef53fa94e35704949c96b0f7c [2021-11-25 06:07:16,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:07:16,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:07:16,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:07:16,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:07:16,935 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:07:16,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/bitvector/byte_add-2.i [2021-11-25 06:07:17,019 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/data/4bb5a9dfc/4281b6b97aa84f69a575c87fd5487721/FLAGd653b2a4e [2021-11-25 06:07:17,445 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:07:17,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/sv-benchmarks/c/bitvector/byte_add-2.i [2021-11-25 06:07:17,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/data/4bb5a9dfc/4281b6b97aa84f69a575c87fd5487721/FLAGd653b2a4e [2021-11-25 06:07:17,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/data/4bb5a9dfc/4281b6b97aa84f69a575c87fd5487721 [2021-11-25 06:07:17,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:07:17,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:07:17,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:17,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:07:17,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:07:17,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:17" (1/1) ... [2021-11-25 06:07:17,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bea8484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:17, skipping insertion in model container [2021-11-25 06:07:17,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:17" (1/1) ... [2021-11-25 06:07:17,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:07:17,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:07:18,055 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/sv-benchmarks/c/bitvector/byte_add-2.i[1166,1179] [2021-11-25 06:07:18,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:18,097 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:07:18,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/sv-benchmarks/c/bitvector/byte_add-2.i[1166,1179] [2021-11-25 06:07:18,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:18,158 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:07:18,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18 WrapperNode [2021-11-25 06:07:18,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:18,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:18,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:07:18,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:07:18,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,221 INFO L137 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 162 [2021-11-25 06:07:18,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:18,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:07:18,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:07:18,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:07:18,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:07:18,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:07:18,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:07:18,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:07:18,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:18,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:07:18,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:07:18,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:07:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:07:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:07:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:07:18,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:07:18,403 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:07:18,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:07:18,688 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:07:18,760 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:07:18,761 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 06:07:18,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:18 BoogieIcfgContainer [2021-11-25 06:07:18,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:07:18,764 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:07:18,764 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:07:18,775 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:07:18,775 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:18" (1/1) ... [2021-11-25 06:07:18,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:07:18,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 99 states and 116 transitions. [2021-11-25 06:07:18,871 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2021-11-25 06:07:18,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:07:18,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2021-11-25 06:07:19,020 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2021-11-25 06:07:19,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:07:19,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2021-11-25 06:07:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2021-11-25 06:07:19,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:07:19,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2021-11-25 06:07:19,087 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2021-11-25 06:07:19,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:07:19,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2021-11-25 06:07:19,132 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2021-11-25 06:07:19,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:07:19,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2021-11-25 06:07:19,179 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2021-11-25 06:07:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:07:19,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2021-11-25 06:07:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2021-11-25 06:07:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2021-11-25 06:07:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2021-11-25 06:07:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:19,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2021-11-25 06:07:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2021-11-25 06:07:19,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:19,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2021-11-25 06:07:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2021-11-25 06:07:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:19,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2021-11-25 06:07:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2021-11-25 06:07:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:19,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2021-11-25 06:07:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2021-11-25 06:07:19,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:19,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2021-11-25 06:07:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2021-11-25 06:07:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:19,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2021-11-25 06:07:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2021-11-25 06:07:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:19,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2021-11-25 06:07:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2021-11-25 06:07:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:19,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2021-11-25 06:07:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2021-11-25 06:07:19,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:19,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2021-11-25 06:07:19,668 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2021-11-25 06:07:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:19,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2021-11-25 06:07:19,698 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2021-11-25 06:07:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:19,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-25 06:07:19,730 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-25 06:07:19,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:19,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2021-11-25 06:07:19,762 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-11-25 06:07:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:19,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-25 06:07:19,785 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-25 06:07:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2021-11-25 06:07:19,809 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2021-11-25 06:07:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-25 06:07:19,846 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-25 06:07:19,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2021-11-25 06:07:19,882 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2021-11-25 06:07:19,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2021-11-25 06:07:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2021-11-25 06:07:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2021-11-25 06:07:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2021-11-25 06:07:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2021-11-25 06:07:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2021-11-25 06:07:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:19,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-25 06:07:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-25 06:07:20,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:20,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2021-11-25 06:07:20,031 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2021-11-25 06:07:20,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:20,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-25 06:07:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-25 06:07:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:20,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2021-11-25 06:07:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2021-11-25 06:07:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:20,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-25 06:07:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-25 06:07:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:20,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2021-11-25 06:07:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2021-11-25 06:07:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:20,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2021-11-25 06:07:20,259 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2021-11-25 06:07:20,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:07:20,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2021-11-25 06:07:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2021-11-25 06:07:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:07:20,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2021-11-25 06:07:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2021-11-25 06:07:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:07:20,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2021-11-25 06:07:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-11-25 06:07:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:07:20,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2021-11-25 06:07:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2021-11-25 06:07:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:07:20,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 71 states and 92 transitions. [2021-11-25 06:07:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2021-11-25 06:07:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:07:20,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2021-11-25 06:07:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2021-11-25 06:07:20,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2021-11-25 06:07:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2021-11-25 06:07:20,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:07:20,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2021-11-25 06:07:21,108 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2021-11-25 06:07:21,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:07:21,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2021-11-25 06:07:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2021-11-25 06:07:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:07:21,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:21,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2021-11-25 06:07:21,464 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2021-11-25 06:07:21,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:07:21,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 92 states and 131 transitions. [2021-11-25 06:07:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2021-11-25 06:07:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:07:22,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 100 states and 147 transitions. [2021-11-25 06:07:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 147 transitions. [2021-11-25 06:07:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:07:22,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:23,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 111 states and 163 transitions. [2021-11-25 06:07:23,641 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2021-11-25 06:07:23,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:07:23,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:07:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2021-11-25 06:07:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2021-11-25 06:07:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:07:24,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 132 states and 201 transitions. [2021-11-25 06:07:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2021-11-25 06:07:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:07:26,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 136 states and 211 transitions. [2021-11-25 06:07:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 211 transitions. [2021-11-25 06:07:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:07:27,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 148 states and 232 transitions. [2021-11-25 06:07:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 232 transitions. [2021-11-25 06:07:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:07:29,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-25 06:07:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-25 06:07:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:07:30,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:07:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 165 states and 263 transitions. [2021-11-25 06:07:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 263 transitions. [2021-11-25 06:07:31,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:07:31,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 167 states and 266 transitions. [2021-11-25 06:07:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 266 transitions. [2021-11-25 06:07:31,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:07:31,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 180 states and 279 transitions. [2021-11-25 06:07:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 279 transitions. [2021-11-25 06:07:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:07:33,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:07:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 182 states and 283 transitions. [2021-11-25 06:07:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2021-11-25 06:07:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:07:33,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,473 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:33,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 184 states and 285 transitions. [2021-11-25 06:07:33,871 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 285 transitions. [2021-11-25 06:07:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:07:33,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 201 states and 324 transitions. [2021-11-25 06:07:37,887 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 324 transitions. [2021-11-25 06:07:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:07:37,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 204 states and 330 transitions. [2021-11-25 06:07:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 330 transitions. [2021-11-25 06:07:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:07:38,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:07:39,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 208 states and 334 transitions. [2021-11-25 06:07:39,261 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 334 transitions. [2021-11-25 06:07:39,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:39,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:07:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 220 states and 354 transitions. [2021-11-25 06:07:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 354 transitions. [2021-11-25 06:07:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:42,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 226 states and 362 transitions. [2021-11-25 06:07:42,564 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 362 transitions. [2021-11-25 06:07:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:42,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,922 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:07:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 235 states and 375 transitions. [2021-11-25 06:07:44,709 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 375 transitions. [2021-11-25 06:07:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:07:44,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:47,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 242 states and 385 transitions. [2021-11-25 06:07:47,125 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 385 transitions. [2021-11-25 06:07:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:07:47,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:47,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:47,154 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:07:51,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:51,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 424 transitions. [2021-11-25 06:07:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 424 transitions. [2021-11-25 06:07:51,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:07:51,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:51,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 263 states and 427 transitions. [2021-11-25 06:07:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 427 transitions. [2021-11-25 06:07:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:07:52,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:52,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:52,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 258 states and 421 transitions. [2021-11-25 06:07:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 421 transitions. [2021-11-25 06:07:52,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:07:52,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:52,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:54,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 265 states and 435 transitions. [2021-11-25 06:07:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 435 transitions. [2021-11-25 06:07:54,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:07:54,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:54,617 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:07:54,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 266 states and 435 transitions. [2021-11-25 06:07:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 435 transitions. [2021-11-25 06:07:54,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:07:54,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:07:54,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 267 states and 433 transitions. [2021-11-25 06:07:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 433 transitions. [2021-11-25 06:07:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:07:54,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 06:07:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 268 states and 433 transitions. [2021-11-25 06:07:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 433 transitions. [2021-11-25 06:07:54,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:07:54,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:59,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 284 states and 467 transitions. [2021-11-25 06:07:59,916 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 467 transitions. [2021-11-25 06:07:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:07:59,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:59,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 291 states and 476 transitions. [2021-11-25 06:08:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 476 transitions. [2021-11-25 06:08:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:08:02,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:02,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:03,280 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:08:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 295 states and 483 transitions. [2021-11-25 06:08:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 483 transitions. [2021-11-25 06:08:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:08:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:04,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:05,118 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:08:06,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 300 states and 496 transitions. [2021-11-25 06:08:06,913 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 496 transitions. [2021-11-25 06:08:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:08:06,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:06,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:08:10,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:10,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 310 states and 519 transitions. [2021-11-25 06:08:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 519 transitions. [2021-11-25 06:08:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:10,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:10,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:12,196 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 347 states and 586 transitions. [2021-11-25 06:08:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 586 transitions. [2021-11-25 06:08:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:22,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:22,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:28,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:28,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 365 states and 628 transitions. [2021-11-25 06:08:28,139 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 628 transitions. [2021-11-25 06:08:28,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:28,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:28,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:30,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:30,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 369 states and 636 transitions. [2021-11-25 06:08:30,824 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 636 transitions. [2021-11-25 06:08:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:30,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:30,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:31,476 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 370 states and 639 transitions. [2021-11-25 06:08:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 639 transitions. [2021-11-25 06:08:32,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:32,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:32,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:34,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 373 states and 644 transitions. [2021-11-25 06:08:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 644 transitions. [2021-11-25 06:08:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:34,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:34,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:34,703 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 376 states and 646 transitions. [2021-11-25 06:08:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 646 transitions. [2021-11-25 06:08:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:35,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:35,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:36,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:36,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 377 states and 649 transitions. [2021-11-25 06:08:36,835 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 649 transitions. [2021-11-25 06:08:36,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:36,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:36,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:38,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:38,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 378 states and 651 transitions. [2021-11-25 06:08:38,349 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 651 transitions. [2021-11-25 06:08:38,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:38,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:38,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:43,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:43,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 387 states and 667 transitions. [2021-11-25 06:08:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 667 transitions. [2021-11-25 06:08:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:08:43,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:43,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:47,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:47,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 393 states and 675 transitions. [2021-11-25 06:08:47,103 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 675 transitions. [2021-11-25 06:08:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:08:47,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:47,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:47,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 397 states and 678 transitions. [2021-11-25 06:08:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 678 transitions. [2021-11-25 06:08:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:08:47,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:47,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:49,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:49,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 404 states and 690 transitions. [2021-11-25 06:08:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 690 transitions. [2021-11-25 06:08:49,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:08:49,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:49,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:09:05,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:05,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 427 states and 730 transitions. [2021-11-25 06:09:05,140 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 730 transitions. [2021-11-25 06:09:05,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:05,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:05,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:09:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:08,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 438 states and 750 transitions. [2021-11-25 06:09:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 750 transitions. [2021-11-25 06:09:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:08,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:08,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:09:18,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:18,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 442 states and 750 transitions. [2021-11-25 06:09:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 750 transitions. [2021-11-25 06:09:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:18,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:18,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:09:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 461 states and 791 transitions. [2021-11-25 06:09:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 791 transitions. [2021-11-25 06:09:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:25,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:09:27,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 466 states and 799 transitions. [2021-11-25 06:09:27,775 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 799 transitions. [2021-11-25 06:09:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:27,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:09:29,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 470 states and 805 transitions. [2021-11-25 06:09:29,566 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 805 transitions. [2021-11-25 06:09:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:29,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 06:09:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 488 states and 839 transitions. [2021-11-25 06:09:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 839 transitions. [2021-11-25 06:09:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:09:37,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 491 states and 846 transitions. [2021-11-25 06:09:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 846 transitions. [2021-11-25 06:09:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:09:39,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:09:43,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 496 states and 857 transitions. [2021-11-25 06:09:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 857 transitions. [2021-11-25 06:09:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:09:43,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:09:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 507 states and 877 transitions. [2021-11-25 06:09:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 877 transitions. [2021-11-25 06:09:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:09:48,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:09:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 511 states and 885 transitions. [2021-11-25 06:09:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 885 transitions. [2021-11-25 06:09:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:09:50,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:09:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 528 states and 916 transitions. [2021-11-25 06:09:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 916 transitions. [2021-11-25 06:09:59,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:09:59,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:10:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 533 states and 924 transitions. [2021-11-25 06:10:04,631 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 924 transitions. [2021-11-25 06:10:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:04,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 06:10:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 534 states and 926 transitions. [2021-11-25 06:10:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 926 transitions. [2021-11-25 06:10:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:06,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:10:11,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 534 states and 923 transitions. [2021-11-25 06:10:11,388 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 923 transitions. [2021-11-25 06:10:11,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:11,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:10:13,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 537 states and 929 transitions. [2021-11-25 06:10:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 929 transitions. [2021-11-25 06:10:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:13,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:10:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 562 states and 969 transitions. [2021-11-25 06:10:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 969 transitions. [2021-11-25 06:10:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:24,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 61 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:10:28,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 567 states and 982 transitions. [2021-11-25 06:10:28,310 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 982 transitions. [2021-11-25 06:10:28,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:28,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,347 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 43 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:10:31,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 572 states and 991 transitions. [2021-11-25 06:10:31,012 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 991 transitions. [2021-11-25 06:10:31,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:31,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:10:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 589 states and 1025 transitions. [2021-11-25 06:10:36,147 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1025 transitions. [2021-11-25 06:10:36,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:36,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,219 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:10:37,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 590 states and 1028 transitions. [2021-11-25 06:10:37,524 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1028 transitions. [2021-11-25 06:10:37,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:37,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:10:40,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 594 states and 1035 transitions. [2021-11-25 06:10:40,531 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1035 transitions. [2021-11-25 06:10:40,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:40,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,598 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:10:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 597 states and 1038 transitions. [2021-11-25 06:10:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1038 transitions. [2021-11-25 06:10:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:42,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:42,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:10:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 600 states and 1041 transitions. [2021-11-25 06:10:45,099 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1041 transitions. [2021-11-25 06:10:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:10:45,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:11:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 640 states and 1111 transitions. [2021-11-25 06:11:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1111 transitions. [2021-11-25 06:11:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:08,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:08,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:11:11,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 644 states and 1122 transitions. [2021-11-25 06:11:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1122 transitions. [2021-11-25 06:11:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:11,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:11,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:11,906 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:11:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 649 states and 1129 transitions. [2021-11-25 06:11:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1129 transitions. [2021-11-25 06:11:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:15,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:15,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:15,192 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:11:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:17,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 652 states and 1133 transitions. [2021-11-25 06:11:17,535 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1133 transitions. [2021-11-25 06:11:17,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:17,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:17,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:11:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:19,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 655 states and 1136 transitions. [2021-11-25 06:11:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1136 transitions. [2021-11-25 06:11:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:19,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:19,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 06:11:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 662 states and 1137 transitions. [2021-11-25 06:11:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1137 transitions. [2021-11-25 06:11:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:23,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:23,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 06:11:27,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 671 states and 1148 transitions. [2021-11-25 06:11:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1148 transitions. [2021-11-25 06:11:27,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:27,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:27,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:27,362 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:11:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 674 states and 1151 transitions. [2021-11-25 06:11:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1151 transitions. [2021-11-25 06:11:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:11:28,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:28,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:11:33,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:33,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 691 states and 1174 transitions. [2021-11-25 06:11:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1174 transitions. [2021-11-25 06:11:33,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:11:33,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:33,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:11:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 694 states and 1174 transitions. [2021-11-25 06:11:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1174 transitions. [2021-11-25 06:11:40,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:11:40,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:40,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:41,077 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 06:11:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 697 states and 1164 transitions. [2021-11-25 06:11:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1164 transitions. [2021-11-25 06:11:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:11:45,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:45,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 06:11:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 700 states and 1168 transitions. [2021-11-25 06:11:48,797 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1168 transitions. [2021-11-25 06:11:48,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:11:48,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:48,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:11:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 702 states and 1169 transitions. [2021-11-25 06:11:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1169 transitions. [2021-11-25 06:11:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:48,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:48,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:11:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:53,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 706 states and 1175 transitions. [2021-11-25 06:11:53,955 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1175 transitions. [2021-11-25 06:11:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:53,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:53,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:11:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:56,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 708 states and 1178 transitions. [2021-11-25 06:11:56,474 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1178 transitions. [2021-11-25 06:11:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:56,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:56,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:56,518 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:11:59,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 710 states and 1183 transitions. [2021-11-25 06:11:59,452 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1183 transitions. [2021-11-25 06:11:59,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:59,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:59,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:12:01,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 711 states and 1185 transitions. [2021-11-25 06:12:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1185 transitions. [2021-11-25 06:12:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:12:01,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:01,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:12:07,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 728 states and 1207 transitions. [2021-11-25 06:12:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1207 transitions. [2021-11-25 06:12:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:12:07,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:07,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:12:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:09,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 735 states and 1215 transitions. [2021-11-25 06:12:09,424 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1215 transitions. [2021-11-25 06:12:09,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:09,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:09,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 26 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 741 states and 1229 transitions. [2021-11-25 06:12:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1229 transitions. [2021-11-25 06:12:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:22,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:22,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 06:12:34,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 759 states and 1263 transitions. [2021-11-25 06:12:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1263 transitions. [2021-11-25 06:12:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:34,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:34,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 30 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 764 states and 1272 transitions. [2021-11-25 06:12:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1272 transitions. [2021-11-25 06:12:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:12:46,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:46,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:12:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:48,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 767 states and 1274 transitions. [2021-11-25 06:12:48,994 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1274 transitions. [2021-11-25 06:12:48,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:12:48,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:48,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:13:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 776 states and 1286 transitions. [2021-11-25 06:13:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1286 transitions. [2021-11-25 06:13:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:00,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:00,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:13:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 794 states and 1312 transitions. [2021-11-25 06:13:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1312 transitions. [2021-11-25 06:13:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:07,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:07,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:13:10,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:10,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 796 states and 1316 transitions. [2021-11-25 06:13:10,761 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1316 transitions. [2021-11-25 06:13:10,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:10,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:10,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:11,028 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 06:13:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 803 states and 1323 transitions. [2021-11-25 06:13:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1323 transitions. [2021-11-25 06:13:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:12,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:12,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:13,860 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:13:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 809 states and 1330 transitions. [2021-11-25 06:13:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1330 transitions. [2021-11-25 06:13:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:15,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 43 proven. 16 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:13:20,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 816 states and 1340 transitions. [2021-11-25 06:13:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1340 transitions. [2021-11-25 06:13:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:20,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:20,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:22,135 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:13:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 827 states and 1354 transitions. [2021-11-25 06:13:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1354 transitions. [2021-11-25 06:13:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:25,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:25,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 06:13:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 838 states and 1373 transitions. [2021-11-25 06:13:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1373 transitions. [2021-11-25 06:13:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:30,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:30,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:13:34,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 841 states and 1379 transitions. [2021-11-25 06:13:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1379 transitions. [2021-11-25 06:13:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:34,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:34,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:13:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 842 states and 1384 transitions. [2021-11-25 06:13:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1384 transitions. [2021-11-25 06:13:36,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:36,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:36,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:36,713 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:13:39,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 845 states and 1388 transitions. [2021-11-25 06:13:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1388 transitions. [2021-11-25 06:13:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:39,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:39,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:13:42,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 848 states and 1394 transitions. [2021-11-25 06:13:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1394 transitions. [2021-11-25 06:13:42,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:42,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:42,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:43,851 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 06:13:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:48,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 852 states and 1400 transitions. [2021-11-25 06:13:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1400 transitions. [2021-11-25 06:13:48,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:48,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:48,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:49,072 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:13:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 859 states and 1408 transitions. [2021-11-25 06:13:50,172 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1408 transitions. [2021-11-25 06:13:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:13:50,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:50,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:00,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 884 states and 1444 transitions. [2021-11-25 06:14:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1444 transitions. [2021-11-25 06:14:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:00,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:00,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:14:12,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:12,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 909 states and 1479 transitions. [2021-11-25 06:14:12,060 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1479 transitions. [2021-11-25 06:14:12,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:12,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:12,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:21,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 920 states and 1503 transitions. [2021-11-25 06:14:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1503 transitions. [2021-11-25 06:14:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:21,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:21,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:21,875 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:25,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 923 states and 1509 transitions. [2021-11-25 06:14:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1509 transitions. [2021-11-25 06:14:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:25,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:25,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:14:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 927 states and 1515 transitions. [2021-11-25 06:14:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1515 transitions. [2021-11-25 06:14:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:28,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:28,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:33,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 934 states and 1526 transitions. [2021-11-25 06:14:33,166 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1526 transitions. [2021-11-25 06:14:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:33,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:33,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:35,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 935 states and 1528 transitions. [2021-11-25 06:14:35,170 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1528 transitions. [2021-11-25 06:14:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:35,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:35,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:39,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 942 states and 1540 transitions. [2021-11-25 06:14:39,861 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1540 transitions. [2021-11-25 06:14:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:39,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:39,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:40,086 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:42,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 945 states and 1543 transitions. [2021-11-25 06:14:42,820 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1543 transitions. [2021-11-25 06:14:42,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:42,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:42,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:14:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:51,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 956 states and 1561 transitions. [2021-11-25 06:14:51,780 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1561 transitions. [2021-11-25 06:14:51,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:51,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:51,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:53,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 957 states and 1564 transitions. [2021-11-25 06:14:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1564 transitions. [2021-11-25 06:14:53,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:53,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:53,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:14:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 960 states and 1566 transitions. [2021-11-25 06:14:56,244 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1566 transitions. [2021-11-25 06:14:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:56,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:56,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:56,355 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:14:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 961 states and 1568 transitions. [2021-11-25 06:14:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1568 transitions. [2021-11-25 06:14:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:14:58,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:58,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:58,352 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:15:01,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:01,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 964 states and 1571 transitions. [2021-11-25 06:15:01,591 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1571 transitions. [2021-11-25 06:15:01,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:15:01,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:01,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:15:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 967 states and 1574 transitions. [2021-11-25 06:15:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1574 transitions. [2021-11-25 06:15:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:15:05,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:05,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:09,677 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:16:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:08,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1013 states and 1669 transitions. [2021-11-25 06:16:08,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1669 transitions. [2021-11-25 06:16:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:16:08,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:08,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:16:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:23,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1027 states and 1695 transitions. [2021-11-25 06:16:23,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1695 transitions. [2021-11-25 06:16:23,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:16:23,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:23,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:16:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1011 states and 1673 transitions. [2021-11-25 06:16:35,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1673 transitions. [2021-11-25 06:16:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:16:35,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:35,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:16:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1013 states and 1678 transitions. [2021-11-25 06:16:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1678 transitions. [2021-11-25 06:16:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:16:37,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:16:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:41,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1016 states and 1682 transitions. [2021-11-25 06:16:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1682 transitions. [2021-11-25 06:16:41,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:16:41,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:41,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:16:41,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 06:16:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:16:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:16:41,313 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 06:16:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:16:41,718 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 169 iterations. [2021-11-25 06:16:41,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 06:16:41 ImpRootNode [2021-11-25 06:16:41,875 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 06:16:41,875 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 06:16:41,875 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 06:16:41,876 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 06:16:41,876 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:18" (3/4) ... [2021-11-25 06:16:41,880 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 06:16:41,880 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 06:16:41,881 INFO L158 Benchmark]: Toolchain (without parser) took 564034.16ms. Allocated memory was 117.4MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 83.6MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 533.6MB. Max. memory is 16.1GB. [2021-11-25 06:16:41,881 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:16:41,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.09ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 92.0MB in the end (delta: -8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:16:41,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.86ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:16:41,883 INFO L158 Benchmark]: Boogie Preprocessor took 37.77ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 88.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:16:41,883 INFO L158 Benchmark]: RCFGBuilder took 498.99ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 71.0MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 06:16:41,884 INFO L158 Benchmark]: CodeCheck took 563110.42ms. Allocated memory was 117.4MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 71.0MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 940.3MB. Max. memory is 16.1GB. [2021-11-25 06:16:41,884 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 4.3GB. Free memory is still 3.7GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:16:41,887 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, 99 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 562.9s, OverallIterations: 169, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172713 SdHoareTripleChecker+Valid, 489.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 143585 mSDsluCounter, 138582 SdHoareTripleChecker+Invalid, 429.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 120364 mSDsCounter, 51528 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 329898 IncrementalHoareTripleChecker+Invalid, 381426 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51528 mSolverCounterUnsat, 18218 mSDtfsCounter, 329898 mSolverCounterSat, 4.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 76704 GetRequests, 71775 SyntacticMatches, 2889 SemanticMatches, 2040 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2689129 ImplicationChecksByTransitivity, 539.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 66.1s InterpolantComputationTime, 8136 NumberOfCodeBlocks, 8136 NumberOfCodeBlocksAsserted, 169 NumberOfCheckSat, 7894 ConstructedInterpolants, 0 QuantifiedInterpolants, 55300 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 168 InterpolantComputations, 73 PerfectInterpolantSequences, 4849/6358 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 - UnprovableResult [Line: 116]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 96. Possible FailurePath: [L124] unsigned int a, b, r; [L126] a = __VERIFIER_nondet_uint() [L127] b = __VERIFIER_nondet_uint() [L129] CALL mp_add(a, b) [L42] unsigned char a0, a1, a2, a3; [L43] unsigned char b0, b1, b2, b3; [L44] unsigned char r0, r1, r2, r3; [L45] unsigned short carry; [L46] unsigned short partial_sum; [L47] unsigned int r; [L48] unsigned char i; [L49] unsigned char na, nb; [L50] a0 = a [L51] a1 = a >> 8 [L52] a2 = a >> 16U [L53] a3 = a >> 24U [L54] b0 = b [L55] b1 = b >> 8U [L56] b2 = b >> 16U [L57] b3 = b >> 24U [L58] na = (unsigned char)4 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=4] [L59] COND TRUE a3 == (unsigned char)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=4] [L60] EXPR na - 1 [L60] na = na - 1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=3] [L61] COND TRUE a2 == (unsigned char)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=3] [L62] EXPR na - 1 [L62] na = na - 1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=2] [L63] COND TRUE a1 == (unsigned char)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=2] [L64] EXPR na - 1 [L64] na = na - 1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=1] [L68] nb = (unsigned char)4 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=1, nb=4] [L69] COND FALSE !(b3 == (unsigned char)0) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, na=1, nb=4] [L78] carry = (unsigned short)0 [L79] i = (unsigned char)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L83] COND TRUE i < na VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L84] COND TRUE i == (unsigned char)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L84] EXPR partial_sum + a0 [L84] partial_sum = partial_sum + a0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L85] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L86] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L87] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L90] COND TRUE i == (unsigned char)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=0] [L90] EXPR partial_sum + b0 [L90] partial_sum = partial_sum + b0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=255] [L91] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=255] [L92] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=255] [L93] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=0, na=1, nb=4, partial_sum=255] [L95] COND TRUE partial_sum > ((unsigned char)254) [L96] partial_sum = partial_sum & ((unsigned char)255) [L97] carry = (unsigned short)1 [L99] COND TRUE i == (unsigned char)0 [L99] r0 = (unsigned char)partial_sum [L100] COND FALSE !(i == (unsigned char)1) [L101] COND FALSE !(i == (unsigned char)2) [L102] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=1, i=0, na=1, nb=4, partial_sum=22, r0=22, r1=21, r2=23, r3=24] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=1, i=1, na=1, nb=4, partial_sum=22, r0=22, r1=21, r2=23, r3=24] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=22, r1=21, r2=23, r3=24] [L83] COND FALSE !(i < na) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=22, r1=21, r2=23, r3=24] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=22, r1=21, r2=23, r3=24] [L90] COND FALSE !(i == (unsigned char)0) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=22, r1=21, r2=23, r3=24] [L91] COND TRUE i == (unsigned char)1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=22, r1=21, r2=23, r3=24] [L91] EXPR partial_sum + b1 [L91] partial_sum = partial_sum + b1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=256, r0=22, r1=21, r2=23, r3=24] [L92] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=256, r0=22, r1=21, r2=23, r3=24] [L93] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=1, na=1, nb=4, partial_sum=256, r0=22, r1=21, r2=23, r3=24] [L95] COND TRUE partial_sum > ((unsigned char)254) [L96] partial_sum = partial_sum & ((unsigned char)255) [L97] carry = (unsigned short)1 [L99] COND FALSE !(i == (unsigned char)0) [L100] COND TRUE i == (unsigned char)1 [L100] r1 = (unsigned char)partial_sum [L101] COND FALSE !(i == (unsigned char)2) [L102] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=1, i=1, na=1, nb=4, partial_sum=29, r0=22, r1=29, r2=23, r3=24] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=1, i=2, na=1, nb=4, partial_sum=29, r0=22, r1=29, r2=23, r3=24] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=23, r3=24] [L83] COND FALSE !(i < na) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=23, r3=24] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=23, r3=24] [L90] COND FALSE !(i == (unsigned char)0) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=23, r3=24] [L91] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=23, r3=24] [L92] COND TRUE i == (unsigned char)2 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=23, r3=24] [L92] EXPR partial_sum + b2 [L92] partial_sum = partial_sum + b2 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=256, r0=22, r1=29, r2=23, r3=24] [L93] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=2, na=1, nb=4, partial_sum=256, r0=22, r1=29, r2=23, r3=24] [L95] COND TRUE partial_sum > ((unsigned char)254) [L96] partial_sum = partial_sum & ((unsigned char)255) [L97] carry = (unsigned short)1 [L99] COND FALSE !(i == (unsigned char)0) [L100] COND FALSE !(i == (unsigned char)1) [L101] COND TRUE i == (unsigned char)2 [L101] r2 = (unsigned char)partial_sum [L102] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=1, i=2, na=1, nb=4, partial_sum=34, r0=22, r1=29, r2=34, r3=24] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=1, i=3, na=1, nb=4, partial_sum=34, r0=22, r1=29, r2=34, r3=24] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L83] COND FALSE !(i < na) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L90] COND FALSE !(i == (unsigned char)0) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L91] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L92] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L93] COND TRUE i == (unsigned char)3 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=22, r1=29, r2=34, r3=24] [L93] EXPR partial_sum + b3 [L93] partial_sum = partial_sum + b3 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=24] [L95] COND FALSE !(partial_sum > ((unsigned char)254)) [L99] COND FALSE !(i == (unsigned char)0) [L100] COND FALSE !(i == (unsigned char)1) [L101] COND FALSE !(i == (unsigned char)2) [L102] COND TRUE i == (unsigned char)3 [L102] r3 = (unsigned char)partial_sum VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=3, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=4, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] [L80] COND FALSE !((i < na) || (i < nb) || (carry != (unsigned short)0)) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=4, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] [L107] COND FALSE !(i < (unsigned char)4) VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=4, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] [L116] r1 << 8U VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=4, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] [L116] r2 << 16U VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=4, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] [L116] r3 << 24U VAL [\old(a)=0, \old(b)=2181038079, a=0, a0=0, a1=0, a2=0, a3=0, b=2181038079, b0=15065939967, b1=58851327, b2=229887, b3=897, carry=0, i=4, na=1, nb=4, partial_sum=130, r0=22, r1=29, r2=34, r3=130] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.09ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 92.0MB in the end (delta: -8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.86ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.77ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 88.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 498.99ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 71.0MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 563110.42ms. Allocated memory was 117.4MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 71.0MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 940.3MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 4.3GB. Free memory is still 3.7GB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-25 06:16:41,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11c95e-fefd-41e1-9479-decbfda9bfce/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample