./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ --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 64bit --witnessprinter.graph.data.programhash 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:09:07,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:09:07,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:09:07,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:09:07,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:09:07,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:09:07,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:09:07,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:09:07,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:09:07,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:09:07,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:09:07,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:09:07,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:09:07,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:09:07,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:09:07,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:09:07,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:09:07,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:09:07,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:09:07,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:09:07,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:09:07,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:09:07,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:09:07,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:09:07,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:09:07,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:09:07,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:09:07,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:09:07,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:09:07,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:09:07,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:09:07,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:09:07,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:09:07,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:09:07,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:09:07,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:09:07,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:09:07,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:09:07,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:09:07,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:09:07,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:09:07,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:09:07,746 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:09:07,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:09:07,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:09:07,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:09:07,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:09:07,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:09:07,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:09:07,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:09:07,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:09:07,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:09:07,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:09:07,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:09:07,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:09:07,752 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:09:07,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:09:07,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:09:07,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:09:07,753 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:09:07,753 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:09:07,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:09:07,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:07,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:09:07,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:09:07,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:09:07,755 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:09:07,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:09:07,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:09:07,756 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_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 [2022-11-20 17:09:08,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:09:08,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:09:08,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:09:08,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:09:08,086 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:09:08,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2022-11-20 17:09:11,240 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:09:11,453 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:09:11,453 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2022-11-20 17:09:11,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/data/c3fac7a85/7f408a592aab424d8153f479469f12ce/FLAG6a61864f2 [2022-11-20 17:09:11,475 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/data/c3fac7a85/7f408a592aab424d8153f479469f12ce [2022-11-20 17:09:11,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:09:11,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:09:11,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:11,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:09:11,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:09:11,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd1a8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11, skipping insertion in model container [2022-11-20 17:09:11,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:09:11,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:09:11,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:11,662 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:09:11,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:11,684 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:09:11,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11 WrapperNode [2022-11-20 17:09:11,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:11,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:11,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:09:11,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:09:11,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,716 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2022-11-20 17:09:11,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:11,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:09:11,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:09:11,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:09:11,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,736 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:09:11,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:09:11,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:09:11,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:09:11,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:11" (1/1) ... [2022-11-20 17:09:11,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:11,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:09:11,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:09:11,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc52873d-ac7c-4683-b3e9-3a2f1a0460b6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:09:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:09:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:09:11,910 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:09:11,912 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:09:12,075 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:09:12,101 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:09:12,101 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:09:12,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:12 BoogieIcfgContainer [2022-11-20 17:09:12,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:09:12,105 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:09:12,105 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:09:12,144 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:09:12,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:12" (1/1) ... [2022-11-20 17:09:12,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:09:12,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-20 17:09:12,237 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-20 17:09:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:09:12,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:12,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:12,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2022-11-20 17:09:12,532 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2022-11-20 17:09:12,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:09:12,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:12,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-11-20 17:09:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-11-20 17:09:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:09:12,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:12,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:12,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:13,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:13,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2022-11-20 17:09:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2022-11-20 17:09:13,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:09:13,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:13,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:14,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2022-11-20 17:09:14,305 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2022-11-20 17:09:14,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:09:14,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:14,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:15,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:15,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2022-11-20 17:09:15,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2022-11-20 17:09:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:09:15,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:15,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:15,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2022-11-20 17:09:15,917 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2022-11-20 17:09:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:09:15,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:15,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:09:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2022-11-20 17:09:16,795 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2022-11-20 17:09:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:09:16,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:16,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:16,832 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:09:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:17,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2022-11-20 17:09:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2022-11-20 17:09:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:09:17,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:17,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:17,837 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2022-11-20 17:09:19,102 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2022-11-20 17:09:19,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:09:19,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:19,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:19,148 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:09:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:20,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2022-11-20 17:09:20,264 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2022-11-20 17:09:20,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:09:20,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:20,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:09:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2022-11-20 17:09:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2022-11-20 17:09:21,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:09:21,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:21,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2022-11-20 17:09:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2022-11-20 17:09:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:09:22,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:22,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:09:23,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2022-11-20 17:09:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2022-11-20 17:09:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:09:23,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:23,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:09:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2022-11-20 17:09:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-20 17:09:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:09:24,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:24,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:09:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2022-11-20 17:09:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2022-11-20 17:09:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:09:26,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:26,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:09:31,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:31,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 81 states and 126 transitions. [2022-11-20 17:09:31,408 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2022-11-20 17:09:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:31,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:31,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2022-11-20 17:09:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2022-11-20 17:09:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:09:36,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:36,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:37,496 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2022-11-20 17:09:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2022-11-20 17:09:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:09:40,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:40,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 17:09:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2022-11-20 17:09:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2022-11-20 17:09:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:09:41,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:41,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:09:43,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2022-11-20 17:09:43,496 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2022-11-20 17:09:43,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:09:43,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:43,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:43,527 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:09:45,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 102 states and 152 transitions. [2022-11-20 17:09:45,039 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2022-11-20 17:09:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:09:45,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:09:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 105 states and 159 transitions. [2022-11-20 17:09:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 159 transitions. [2022-11-20 17:09:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:09:49,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:49,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:09:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 116 states and 188 transitions. [2022-11-20 17:09:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 188 transitions. [2022-11-20 17:09:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:09:55,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:55,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 17:09:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:58,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 122 states and 199 transitions. [2022-11-20 17:09:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 199 transitions. [2022-11-20 17:09:58,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:09:58,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:58,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:10:03,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:03,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 207 transitions. [2022-11-20 17:10:03,689 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 207 transitions. [2022-11-20 17:10:03,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:10:03,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:03,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:04,447 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 17:10:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 126 states and 200 transitions. [2022-11-20 17:10:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 200 transitions. [2022-11-20 17:10:05,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:10:05,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:05,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:10:12,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:12,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions. [2022-11-20 17:10:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2022-11-20 17:10:12,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:10:12,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:12,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:10:13,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:13,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2022-11-20 17:10:13,329 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2022-11-20 17:10:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:10:13,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:13,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:10:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 141 states and 218 transitions. [2022-11-20 17:10:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 218 transitions. [2022-11-20 17:10:15,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:10:15,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:15,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 7 proven. 80 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:17,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:17,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 144 states and 222 transitions. [2022-11-20 17:10:17,263 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 222 transitions. [2022-11-20 17:10:17,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:10:17,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:17,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:18,089 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:10:25,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:25,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 155 states and 253 transitions. [2022-11-20 17:10:25,121 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 253 transitions. [2022-11-20 17:10:25,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:10:25,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:25,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:10:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 156 states and 253 transitions. [2022-11-20 17:10:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 253 transitions. [2022-11-20 17:10:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:10:25,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:25,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 30 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:10:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:32,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 163 states and 262 transitions. [2022-11-20 17:10:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 262 transitions. [2022-11-20 17:10:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:10:32,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:32,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:32,853 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-20 17:10:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:35,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 166 states and 269 transitions. [2022-11-20 17:10:35,409 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 269 transitions. [2022-11-20 17:10:35,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:10:35,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:35,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:35,485 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:10:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 176 states and 284 transitions. [2022-11-20 17:10:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 284 transitions. [2022-11-20 17:10:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:10:40,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:40,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:10:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 179 states and 286 transitions. [2022-11-20 17:10:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 286 transitions. [2022-11-20 17:10:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:10:43,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:43,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:44,192 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 17:10:55,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 195 states and 315 transitions. [2022-11-20 17:10:55,088 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 315 transitions. [2022-11-20 17:10:55,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:10:55,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:55,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:55,202 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-20 17:10:57,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 198 states and 317 transitions. [2022-11-20 17:10:57,172 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 317 transitions. [2022-11-20 17:10:57,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:10:57,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:57,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:11:04,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 205 states and 327 transitions. [2022-11-20 17:11:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 327 transitions. [2022-11-20 17:11:04,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:11:04,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:04,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:11:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 216 states and 364 transitions. [2022-11-20 17:11:16,037 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 364 transitions. [2022-11-20 17:11:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:11:16,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:11:16,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 217 states and 364 transitions. [2022-11-20 17:11:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 364 transitions. [2022-11-20 17:11:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:11:16,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:16,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 17:11:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 226 states and 372 transitions. [2022-11-20 17:11:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 372 transitions. [2022-11-20 17:11:24,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:11:24,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:24,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:11:26,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:26,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 229 states and 374 transitions. [2022-11-20 17:11:26,779 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 374 transitions. [2022-11-20 17:11:26,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:11:26,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:26,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-20 17:11:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 232 states and 376 transitions. [2022-11-20 17:11:29,168 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 376 transitions. [2022-11-20 17:11:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:11:29,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:29,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:11:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 235 states and 380 transitions. [2022-11-20 17:11:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 380 transitions. [2022-11-20 17:11:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:11:31,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:31,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-20 17:11:39,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:39,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 245 states and 395 transitions. [2022-11-20 17:11:39,300 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 395 transitions. [2022-11-20 17:11:39,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:11:39,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:39,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:41,555 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 10 proven. 175 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:11:46,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 251 states and 401 transitions. [2022-11-20 17:11:46,365 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 401 transitions. [2022-11-20 17:11:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:11:46,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:46,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:47,578 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:12:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 267 states and 433 transitions. [2022-11-20 17:12:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 433 transitions. [2022-11-20 17:12:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:12:02,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:02,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:12:05,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 270 states and 439 transitions. [2022-11-20 17:12:05,089 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 439 transitions. [2022-11-20 17:12:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:12:05,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:05,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:06,484 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:17,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 281 states and 479 transitions. [2022-11-20 17:12:17,854 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 479 transitions. [2022-11-20 17:12:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:12:17,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:17,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 282 states and 479 transitions. [2022-11-20 17:12:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 479 transitions. [2022-11-20 17:12:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:12:19,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:19,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 42 proven. 173 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:12:29,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:29,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 289 states and 486 transitions. [2022-11-20 17:12:29,501 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 486 transitions. [2022-11-20 17:12:29,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:12:29,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:29,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 189 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:12:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 292 states and 488 transitions. [2022-11-20 17:12:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 488 transitions. [2022-11-20 17:12:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:12:30,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 17:12:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 302 states and 504 transitions. [2022-11-20 17:12:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 504 transitions. [2022-11-20 17:12:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:12:39,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:39,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:41,342 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:12:48,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 308 states and 526 transitions. [2022-11-20 17:12:48,071 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 526 transitions. [2022-11-20 17:12:48,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:12:48,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:48,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-20 17:13:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:04,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 325 states and 550 transitions. [2022-11-20 17:13:04,365 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 550 transitions. [2022-11-20 17:13:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:13:04,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:04,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:05,426 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:13:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 338 states and 568 transitions. [2022-11-20 17:13:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 568 transitions. [2022-11-20 17:13:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:13:16,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:16,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:20,535 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 58 proven. 191 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:13:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 341 states and 571 transitions. [2022-11-20 17:13:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 571 transitions. [2022-11-20 17:13:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:13:27,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:27,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:13:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 352 states and 614 transitions. [2022-11-20 17:13:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 614 transitions. [2022-11-20 17:13:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:13:43,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:43,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:43,731 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:13:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 353 states and 614 transitions. [2022-11-20 17:13:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 614 transitions. [2022-11-20 17:13:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:13:44,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:44,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:14:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 376 states and 643 transitions. [2022-11-20 17:14:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 643 transitions. [2022-11-20 17:14:06,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:14:06,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:06,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 40 proven. 234 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:14:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 386 states and 657 transitions. [2022-11-20 17:14:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 657 transitions. [2022-11-20 17:14:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:14:17,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:17,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 17 proven. 271 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:14:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 389 states and 662 transitions. [2022-11-20 17:14:30,360 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 662 transitions. [2022-11-20 17:14:30,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:14:30,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:30,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 73 proven. 204 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:14:33,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:33,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 392 states and 668 transitions. [2022-11-20 17:14:33,677 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 668 transitions. [2022-11-20 17:14:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:14:33,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:33,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:33,746 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 121 proven. 19 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-11-20 17:14:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 402 states and 679 transitions. [2022-11-20 17:14:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 679 transitions. [2022-11-20 17:14:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:14:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:44,104 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 50 proven. 263 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-20 17:14:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:49,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 405 states and 680 transitions. [2022-11-20 17:14:49,609 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 680 transitions. [2022-11-20 17:14:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:14:49,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:49,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 88 proven. 231 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:14:52,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:52,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 408 states and 685 transitions. [2022-11-20 17:14:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 685 transitions. [2022-11-20 17:14:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:14:52,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:52,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:56,004 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:15:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 415 states and 722 transitions. [2022-11-20 17:15:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 722 transitions. [2022-11-20 17:15:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:15:09,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:09,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 17 proven. 312 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:15:26,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 418 states and 725 transitions. [2022-11-20 17:15:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 725 transitions. [2022-11-20 17:15:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:15:26,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:26,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 17:15:51,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:51,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 435 states and 751 transitions. [2022-11-20 17:15:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 751 transitions. [2022-11-20 17:15:51,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:15:51,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:51,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 34 proven. 286 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:16:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 441 states and 762 transitions. [2022-11-20 17:16:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 762 transitions. [2022-11-20 17:16:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:16:03,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:03,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 34 proven. 286 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:16:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 444 states and 765 transitions. [2022-11-20 17:16:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 765 transitions. [2022-11-20 17:16:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:16:12,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:12,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-20 17:16:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 444 states and 762 transitions. [2022-11-20 17:16:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 762 transitions. [2022-11-20 17:16:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:16:18,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:18,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:16:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 451 states and 775 transitions. [2022-11-20 17:16:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 775 transitions. [2022-11-20 17:16:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:16:32,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:32,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-20 17:16:36,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 454 states and 778 transitions. [2022-11-20 17:16:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 778 transitions. [2022-11-20 17:16:36,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:16:36,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:36,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:37,053 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:16:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 455 states and 779 transitions. [2022-11-20 17:16:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 779 transitions. [2022-11-20 17:16:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:16:38,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:38,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:16:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 458 states and 782 transitions. [2022-11-20 17:16:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 782 transitions. [2022-11-20 17:16:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:16:41,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:41,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 41 proven. 307 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:16:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 471 states and 806 transitions. [2022-11-20 17:16:57,252 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 806 transitions. [2022-11-20 17:16:57,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:16:57,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:57,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:58,176 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:17:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 474 states and 813 transitions. [2022-11-20 17:17:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 813 transitions. [2022-11-20 17:17:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:17:02,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:02,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:17:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 474 states and 808 transitions. [2022-11-20 17:17:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 808 transitions. [2022-11-20 17:17:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:17:06,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:06,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:17:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 477 states and 811 transitions. [2022-11-20 17:17:12,008 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 811 transitions. [2022-11-20 17:17:12,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:17:12,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:12,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-20 17:17:17,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:17,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 474 states and 803 transitions. [2022-11-20 17:17:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 803 transitions. [2022-11-20 17:17:17,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:17:17,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:17,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-20 17:17:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 474 states and 800 transitions. [2022-11-20 17:17:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 800 transitions. [2022-11-20 17:17:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:17:20,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:20,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-20 17:17:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 477 states and 805 transitions. [2022-11-20 17:17:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 805 transitions. [2022-11-20 17:17:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:17:24,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:17:51,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 490 states and 830 transitions. [2022-11-20 17:17:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 830 transitions. [2022-11-20 17:17:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:17:51,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:51,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:18:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 500 states and 844 transitions. [2022-11-20 17:18:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 844 transitions. [2022-11-20 17:18:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:18:02,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:02,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:18:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 503 states and 851 transitions. [2022-11-20 17:18:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 851 transitions. [2022-11-20 17:18:06,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:18:06,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:12,625 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 173 proven. 221 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:18:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 513 states and 869 transitions. [2022-11-20 17:18:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 869 transitions. [2022-11-20 17:18:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:18:31,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:31,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:37,934 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 34 proven. 373 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:18:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 513 states and 868 transitions. [2022-11-20 17:18:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 868 transitions. [2022-11-20 17:18:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:18:46,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:46,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-20 17:18:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 510 states and 857 transitions. [2022-11-20 17:18:53,491 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 857 transitions. [2022-11-20 17:18:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:18:53,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:56,377 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:19:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 517 states and 871 transitions. [2022-11-20 17:19:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 871 transitions. [2022-11-20 17:19:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:19:09,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:09,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:19:19,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 524 states and 884 transitions. [2022-11-20 17:19:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 884 transitions. [2022-11-20 17:19:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:19:19,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:19,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 129 proven. 314 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:19:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:43,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 537 states and 897 transitions. [2022-11-20 17:19:43,210 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 897 transitions. [2022-11-20 17:19:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:19:43,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:43,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 69 proven. 432 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-20 17:20:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 546 states and 909 transitions. [2022-11-20 17:20:01,361 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 909 transitions. [2022-11-20 17:20:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:20:01,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 219 proven. 158 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 17:20:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:28,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 556 states and 921 transitions. [2022-11-20 17:20:28,106 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 921 transitions. [2022-11-20 17:20:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:20:28,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:28,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-11-20 17:20:44,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:44,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 565 states and 931 transitions. [2022-11-20 17:20:44,236 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 931 transitions. [2022-11-20 17:20:44,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:20:44,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:44,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 70 proven. 361 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:20:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 568 states and 938 transitions. [2022-11-20 17:20:48,573 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 938 transitions. [2022-11-20 17:20:48,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:20:48,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:48,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 17:21:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 581 states and 960 transitions. [2022-11-20 17:21:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 960 transitions. [2022-11-20 17:21:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:21:17,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:17,819 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:21:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 585 states and 969 transitions. [2022-11-20 17:21:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 969 transitions. [2022-11-20 17:21:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:21:22,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:22,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 17 proven. 445 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 17:21:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 591 states and 973 transitions. [2022-11-20 17:21:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 973 transitions. [2022-11-20 17:21:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:21:36,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-20 17:21:38,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 594 states and 976 transitions. [2022-11-20 17:21:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 976 transitions. [2022-11-20 17:21:38,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:21:38,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:38,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 205 proven. 244 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-20 17:21:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 595 states and 978 transitions. [2022-11-20 17:21:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 978 transitions. [2022-11-20 17:21:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:21:47,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:47,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 302 proven. 139 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 17:21:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:51,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 598 states and 980 transitions. [2022-11-20 17:21:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 980 transitions. [2022-11-20 17:21:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:21:51,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:51,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:51,993 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 70 proven. 410 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:21:54,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:54,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 601 states and 983 transitions. [2022-11-20 17:21:54,581 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 983 transitions. [2022-11-20 17:21:54,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:21:54,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:54,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 255 proven. 57 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-11-20 17:22:06,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:06,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 609 states and 992 transitions. [2022-11-20 17:22:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 992 transitions. [2022-11-20 17:22:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:22:06,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:06,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 70 proven. 410 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:22:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 612 states and 997 transitions. [2022-11-20 17:22:09,459 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 997 transitions. [2022-11-20 17:22:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:22:09,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:09,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:09,492 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 255 proven. 57 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-11-20 17:22:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 613 states and 997 transitions. [2022-11-20 17:22:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 997 transitions. [2022-11-20 17:22:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:22:11,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:11,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat