./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/rec_counter1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/rec_counter1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg --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 de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b --- 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-b5237d8 [2022-11-21 22:26:12,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:26:12,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:26:12,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:26:12,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:26:12,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:26:13,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:26:13,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:26:13,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:26:13,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:26:13,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:26:13,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:26:13,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:26:13,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:26:13,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:26:13,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:26:13,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:26:13,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:26:13,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:26:13,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:26:13,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:26:13,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:26:13,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:26:13,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:26:13,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:26:13,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:26:13,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:26:13,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:26:13,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:26:13,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:26:13,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:26:13,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:26:13,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:26:13,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:26:13,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:26:13,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:26:13,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:26:13,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:26:13,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:26:13,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:26:13,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:26:13,065 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:26:13,102 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:26:13,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:26:13,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:26:13,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:26:13,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:26:13,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:26:13,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:26:13,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:26:13,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:26:13,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:26:13,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:26:13,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:26:13,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:26:13,107 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:26:13,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:26:13,108 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:26:13,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:26:13,108 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:26:13,108 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:26:13,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:26:13,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:26:13,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:26:13,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:26:13,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:26:13,109 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:26:13,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:26:13,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:26:13,110 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_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b [2022-11-21 22:26:13,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:26:13,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:26:13,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:26:13,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:26:13,438 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:26:13,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-numeric/rec_counter1.c [2022-11-21 22:26:16,496 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:26:16,746 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:26:16,746 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/sv-benchmarks/c/termination-numeric/rec_counter1.c [2022-11-21 22:26:16,755 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/data/a9f2ee8bc/38fdcb7fbf484329aa87b6ffc279041b/FLAG799aa9159 [2022-11-21 22:26:16,789 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/data/a9f2ee8bc/38fdcb7fbf484329aa87b6ffc279041b [2022-11-21 22:26:16,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:26:16,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:26:16,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:26:16,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:26:16,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:26:16,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:26:16" (1/1) ... [2022-11-21 22:26:16,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@392a46f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:16, skipping insertion in model container [2022-11-21 22:26:16,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:26:16" (1/1) ... [2022-11-21 22:26:16,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:26:16,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:26:17,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:26:17,030 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:26:17,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:26:17,062 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:26:17,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17 WrapperNode [2022-11-21 22:26:17,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:26:17,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:26:17,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:26:17,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:26:17,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,096 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2022-11-21 22:26:17,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:26:17,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:26:17,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:26:17,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:26:17,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,135 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:26:17,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:26:17,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:26:17,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:26:17,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:26:17,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:26:17,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:26:17,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c85a3a-84ae-4594-9664-bc3a7522d916/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:26:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2022-11-21 22:26:17,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2022-11-21 22:26:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:26:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:26:17,287 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:26:17,289 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:26:17,421 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:26:17,437 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:26:17,437 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:26:17,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:26:17 BoogieIcfgContainer [2022-11-21 22:26:17,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:26:17,441 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:26:17,441 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:26:17,452 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:26:17,453 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:26:17" (1/1) ... [2022-11-21 22:26:17,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:26:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:17,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-11-21 22:26:17,521 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-21 22:26:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:26:17,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:17,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:17,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:17,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 32 transitions. [2022-11-21 22:26:17,872 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-21 22:26:17,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:26:17,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:17,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 37 transitions. [2022-11-21 22:26:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-21 22:26:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:26:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:18,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:18,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 32 transitions. [2022-11-21 22:26:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-21 22:26:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:26:18,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:18,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:18,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 28 transitions. [2022-11-21 22:26:18,790 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-21 22:26:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:26:18,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:18,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:26:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 34 transitions. [2022-11-21 22:26:19,083 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-21 22:26:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:26:19,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:19,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:26:19,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:19,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 38 transitions. [2022-11-21 22:26:19,419 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-21 22:26:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:26:19,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:19,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:26:19,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 41 transitions. [2022-11-21 22:26:19,768 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-21 22:26:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 22:26:19,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:19,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:20,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:26:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 49 transitions. [2022-11-21 22:26:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-11-21 22:26:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:26:20,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:20,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:20,551 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 22:26:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 48 transitions. [2022-11-21 22:26:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-11-21 22:26:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:26:20,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:20,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 22:26:20,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 48 transitions. [2022-11-21 22:26:20,876 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-11-21 22:26:20,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:26:20,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:20,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 22:26:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 58 transitions. [2022-11-21 22:26:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-21 22:26:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:26:21,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:21,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:26:22,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:22,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 58 transitions. [2022-11-21 22:26:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2022-11-21 22:26:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:26:22,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-21 22:26:23,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:23,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 66 transitions. [2022-11-21 22:26:23,134 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-11-21 22:26:23,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 22:26:23,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:23,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:23,292 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-21 22:26:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 66 transitions. [2022-11-21 22:26:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2022-11-21 22:26:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 22:26:23,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:23,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 22:26:24,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:24,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 60 states and 75 transitions. [2022-11-21 22:26:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2022-11-21 22:26:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:26:24,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 22:26:25,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 82 transitions. [2022-11-21 22:26:25,856 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2022-11-21 22:26:25,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 22:26:25,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:25,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-21 22:26:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 80 transitions. [2022-11-21 22:26:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2022-11-21 22:26:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-21 22:26:26,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:26,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:26,771 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 22:26:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 88 transitions. [2022-11-21 22:26:27,761 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2022-11-21 22:26:27,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 22:26:27,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:27,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-21 22:26:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:27,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 88 transitions. [2022-11-21 22:26:27,953 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2022-11-21 22:26:27,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 22:26:27,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:27,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 22:26:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:30,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 100 transitions. [2022-11-21 22:26:30,351 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2022-11-21 22:26:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:26:30,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:30,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-21 22:26:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 88 states and 105 transitions. [2022-11-21 22:26:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2022-11-21 22:26:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 22:26:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-21 22:26:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:33,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 94 states and 113 transitions. [2022-11-21 22:26:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2022-11-21 22:26:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 22:26:33,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:33,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 2 proven. 139 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-21 22:26:33,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 113 transitions. [2022-11-21 22:26:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2022-11-21 22:26:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-21 22:26:33,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:33,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-21 22:26:36,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:36,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 109 states and 128 transitions. [2022-11-21 22:26:36,849 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2022-11-21 22:26:36,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-21 22:26:36,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:36,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2022-11-21 22:26:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 113 states and 133 transitions. [2022-11-21 22:26:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2022-11-21 22:26:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 22:26:38,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:38,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-21 22:26:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 119 states and 141 transitions. [2022-11-21 22:26:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 141 transitions. [2022-11-21 22:26:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 22:26:40,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:40,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:40,510 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 2 proven. 280 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-21 22:26:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:40,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 120 states and 141 transitions. [2022-11-21 22:26:40,547 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2022-11-21 22:26:40,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-21 22:26:40,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:40,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 195 proven. 35 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2022-11-21 22:26:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 137 states and 161 transitions. [2022-11-21 22:26:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 161 transitions. [2022-11-21 22:26:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-21 22:26:48,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:48,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:48,262 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 200 proven. 5 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2022-11-21 22:26:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:49,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 164 transitions. [2022-11-21 22:26:49,203 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2022-11-21 22:26:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-21 22:26:49,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:49,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:50,336 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 479 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2022-11-21 22:26:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 146 states and 172 transitions. [2022-11-21 22:26:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2022-11-21 22:26:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-21 22:26:52,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:52,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:52,528 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 2 proven. 530 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-21 22:26:52,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 147 states and 172 transitions. [2022-11-21 22:26:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2022-11-21 22:26:52,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-21 22:26:52,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:52,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 0 proven. 776 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-11-21 22:26:59,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:59,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 167 states and 193 transitions. [2022-11-21 22:26:59,731 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 193 transitions. [2022-11-21 22:26:59,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-21 22:26:59,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:59,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:59,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 339 proven. 6 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2022-11-21 22:27:01,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:01,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 171 states and 198 transitions. [2022-11-21 22:27:01,415 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 198 transitions. [2022-11-21 22:27:01,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-21 22:27:01,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2022-11-21 22:27:04,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:04,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 177 states and 206 transitions. [2022-11-21 22:27:04,570 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 206 transitions. [2022-11-21 22:27:04,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-21 22:27:04,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:04,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:05,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 2 proven. 921 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-11-21 22:27:05,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 178 states and 206 transitions. [2022-11-21 22:27:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 206 transitions. [2022-11-21 22:27:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-11-21 22:27:05,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:05,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 0 proven. 1327 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-11-21 22:27:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 201 states and 230 transitions. [2022-11-21 22:27:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 230 transitions. [2022-11-21 22:27:14,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-21 22:27:14,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:14,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1724 backedges. 532 proven. 7 refuted. 0 times theorem prover too weak. 1185 trivial. 0 not checked. [2022-11-21 22:27:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:16,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 205 states and 235 transitions. [2022-11-21 22:27:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 235 transitions. [2022-11-21 22:27:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-21 22:27:16,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:16,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:18,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 0 proven. 1422 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-11-21 22:27:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:20,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 211 states and 243 transitions. [2022-11-21 22:27:20,669 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2022-11-21 22:27:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-21 22:27:20,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:20,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:21,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1906 backedges. 2 proven. 1514 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-11-21 22:27:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:21,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 212 states and 243 transitions. [2022-11-21 22:27:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 243 transitions. [2022-11-21 22:27:21,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-11-21 22:27:21,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:21,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:22,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 0 proven. 2138 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2022-11-21 22:27:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 238 states and 270 transitions. [2022-11-21 22:27:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 270 transitions. [2022-11-21 22:27:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-21 22:27:33,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:33,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 788 proven. 8 refuted. 0 times theorem prover too weak. 1832 trivial. 0 not checked. [2022-11-21 22:27:35,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 242 states and 275 transitions. [2022-11-21 22:27:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 275 transitions. [2022-11-21 22:27:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-21 22:27:35,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:35,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2835 backedges. 0 proven. 2250 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2022-11-21 22:27:40,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:40,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 248 states and 283 transitions. [2022-11-21 22:27:40,247 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 283 transitions. [2022-11-21 22:27:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-21 22:27:40,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:40,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2902 backedges. 2 proven. 2371 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2022-11-21 22:27:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:41,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 249 states and 283 transitions. [2022-11-21 22:27:41,081 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 283 transitions. [2022-11-21 22:27:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-11-21 22:27:41,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:41,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:42,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3978 backedges. 0 proven. 3285 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2022-11-21 22:27:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:57,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 278 states and 314 transitions. [2022-11-21 22:27:57,195 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 314 transitions. [2022-11-21 22:27:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-11-21 22:27:57,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:57,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3987 backedges. 1116 proven. 9 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-21 22:27:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 281 states and 317 transitions. [2022-11-21 22:27:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 317 transitions. [2022-11-21 22:27:58,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-21 22:27:58,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:58,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 0 proven. 3424 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2022-11-21 22:28:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 287 states and 325 transitions. [2022-11-21 22:28:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 325 transitions. [2022-11-21 22:28:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-11-21 22:28:04,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:04,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:05,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4321 backedges. 2 proven. 3563 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-21 22:28:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 288 states and 325 transitions. [2022-11-21 22:28:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 325 transitions. [2022-11-21 22:28:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-11-21 22:28:05,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:05,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:07,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5677 backedges. 0 proven. 4839 refuted. 0 times theorem prover too weak. 838 trivial. 0 not checked. [2022-11-21 22:28:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 320 states and 358 transitions. [2022-11-21 22:28:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 358 transitions. [2022-11-21 22:28:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-21 22:28:25,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:25,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 5687 backedges. 1525 proven. 10 refuted. 0 times theorem prover too weak. 4152 trivial. 0 not checked. [2022-11-21 22:28:28,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:28,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 324 states and 363 transitions. [2022-11-21 22:28:28,465 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 363 transitions. [2022-11-21 22:28:28,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-11-21 22:28:28,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:28,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:30,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5898 backedges. 0 proven. 4997 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2022-11-21 22:28:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 330 states and 371 transitions. [2022-11-21 22:28:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 371 transitions. [2022-11-21 22:28:34,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-11-21 22:28:34,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:34,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 6138 backedges. 2 proven. 5178 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2022-11-21 22:28:36,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 331 states and 371 transitions. [2022-11-21 22:28:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 371 transitions. [2022-11-21 22:28:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-21 22:28:36,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:36,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:37,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8028 backedges. 0 proven. 6894 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2022-11-21 22:29:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 366 states and 407 transitions. [2022-11-21 22:29:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 407 transitions. [2022-11-21 22:29:00,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-11-21 22:29:00,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:00,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8039 backedges. 2024 proven. 11 refuted. 0 times theorem prover too weak. 6004 trivial. 0 not checked. [2022-11-21 22:29:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:03,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 370 states and 412 transitions. [2022-11-21 22:29:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 412 transitions. [2022-11-21 22:29:03,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-21 22:29:03,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:03,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8219 backedges. 0 proven. 7085 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2022-11-21 22:29:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 376 states and 420 transitions. [2022-11-21 22:29:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 420 transitions. [2022-11-21 22:29:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-11-21 22:29:10,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:10,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:11,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8498 backedges. 2 proven. 7297 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2022-11-21 22:29:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 377 states and 420 transitions. [2022-11-21 22:29:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 420 transitions. [2022-11-21 22:29:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-11-21 22:29:12,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10962 backedges. 0 proven. 9553 refuted. 0 times theorem prover too weak. 1409 trivial. 0 not checked. [2022-11-21 22:29:41,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 415 states and 459 transitions. [2022-11-21 22:29:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 459 transitions. [2022-11-21 22:29:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2022-11-21 22:29:41,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:41,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 10974 backedges. 2622 proven. 12 refuted. 0 times theorem prover too weak. 8340 trivial. 0 not checked. [2022-11-21 22:29:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:45,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 419 states and 464 transitions. [2022-11-21 22:29:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 464 transitions. [2022-11-21 22:29:45,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-11-21 22:29:45,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:45,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 11254 backedges. 0 proven. 9771 refuted. 0 times theorem prover too weak. 1483 trivial. 0 not checked. [2022-11-21 22:29:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 425 states and 472 transitions. [2022-11-21 22:29:54,219 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 472 transitions. [2022-11-21 22:29:54,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-11-21 22:29:54,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:54,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11503 backedges. 2 proven. 10018 refuted. 0 times theorem prover too weak. 1483 trivial. 0 not checked. [2022-11-21 22:29:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:55,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 426 states and 472 transitions. [2022-11-21 22:29:55,678 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 472 transitions. [2022-11-21 22:29:55,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-11-21 22:29:55,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:55,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 14647 backedges. 0 proven. 12917 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2022-11-21 22:30:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 467 states and 514 transitions. [2022-11-21 22:30:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 514 transitions. [2022-11-21 22:30:32,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-11-21 22:30:32,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:32,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 14588 backedges. 3328 proven. 13 refuted. 0 times theorem prover too weak. 11247 trivial. 0 not checked. [2022-11-21 22:30:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:37,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 471 states and 519 transitions. [2022-11-21 22:30:37,018 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 519 transitions. [2022-11-21 22:30:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2022-11-21 22:30:37,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:37,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:40,963 INFO L134 CoverageAnalysis]: Checked inductivity of 14975 backedges. 0 proven. 13168 refuted. 0 times theorem prover too weak. 1807 trivial. 0 not checked. [2022-11-21 22:30:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 477 states and 527 transitions. [2022-11-21 22:30:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 527 transitions. [2022-11-21 22:30:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-11-21 22:30:46,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:46,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:48,471 INFO L134 CoverageAnalysis]: Checked inductivity of 15187 backedges. 2 proven. 13455 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2022-11-21 22:30:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 478 states and 527 transitions. [2022-11-21 22:30:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 527 transitions. [2022-11-21 22:30:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2022-11-21 22:30:48,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:48,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:51,272 INFO L134 CoverageAnalysis]: Checked inductivity of 19126 backedges. 0 proven. 17123 refuted. 0 times theorem prover too weak. 2003 trivial. 0 not checked. [2022-11-21 22:31:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 522 states and 573 transitions. [2022-11-21 22:31:34,638 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 573 transitions. [2022-11-21 22:31:34,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2022-11-21 22:31:34,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:34,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 19217 backedges. 4151 proven. 14 refuted. 0 times theorem prover too weak. 15052 trivial. 0 not checked. [2022-11-21 22:31:37,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:37,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 525 states and 576 transitions. [2022-11-21 22:31:37,865 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 576 transitions. [2022-11-21 22:31:37,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2022-11-21 22:31:37,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 19487 backedges. 0 proven. 17407 refuted. 0 times theorem prover too weak. 2080 trivial. 0 not checked. [2022-11-21 22:31:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:49,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 531 states and 584 transitions. [2022-11-21 22:31:49,605 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 584 transitions. [2022-11-21 22:31:49,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-11-21 22:31:49,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:49,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 19901 backedges. 2 proven. 17736 refuted. 0 times theorem prover too weak. 2163 trivial. 0 not checked. [2022-11-21 22:31:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 532 states and 584 transitions. [2022-11-21 22:31:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 584 transitions. [2022-11-21 22:31:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2022-11-21 22:31:52,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:52,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 24759 backedges. 0 proven. 22266 refuted. 0 times theorem prover too weak. 2493 trivial. 0 not checked. [2022-11-21 22:32:46,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 579 states and 632 transitions. [2022-11-21 22:32:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 632 transitions. [2022-11-21 22:32:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2022-11-21 22:32:46,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:46,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 24774 backedges. 5100 proven. 15 refuted. 0 times theorem prover too weak. 19659 trivial. 0 not checked. [2022-11-21 22:32:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:51,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 583 states and 637 transitions. [2022-11-21 22:32:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 637 transitions. [2022-11-21 22:32:51,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2022-11-21 22:32:51,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:51,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 25078 backedges. 0 proven. 22585 refuted. 0 times theorem prover too weak. 2493 trivial. 0 not checked. [2022-11-21 22:33:04,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 589 states and 645 transitions. [2022-11-21 22:33:04,437 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 645 transitions. [2022-11-21 22:33:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2022-11-21 22:33:04,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:04,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 25456 backedges. 2 proven. 22961 refuted. 0 times theorem prover too weak. 2493 trivial. 0 not checked. [2022-11-21 22:33:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 590 states and 645 transitions. [2022-11-21 22:33:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 645 transitions. [2022-11-21 22:33:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2022-11-21 22:33:07,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:07,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 31366 backedges. 0 proven. 28497 refuted. 0 times theorem prover too weak. 2869 trivial. 0 not checked. [2022-11-21 22:34:11,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 640 states and 696 transitions. [2022-11-21 22:34:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 696 transitions. [2022-11-21 22:34:11,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2022-11-21 22:34:11,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:11,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:11,475 INFO L134 CoverageAnalysis]: Checked inductivity of 31469 backedges. 6184 proven. 16 refuted. 0 times theorem prover too weak. 25269 trivial. 0 not checked. [2022-11-21 22:34:17,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:17,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 644 states and 701 transitions. [2022-11-21 22:34:17,421 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 701 transitions. [2022-11-21 22:34:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2022-11-21 22:34:17,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 31809 backedges. 0 proven. 28853 refuted. 0 times theorem prover too weak. 2956 trivial. 0 not checked. [2022-11-21 22:34:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:32,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 650 states and 709 transitions. [2022-11-21 22:34:32,381 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 709 transitions. [2022-11-21 22:34:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2022-11-21 22:34:32,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:32,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 32236 backedges. 2 proven. 29278 refuted. 0 times theorem prover too weak. 2956 trivial. 0 not checked. [2022-11-21 22:34:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 651 states and 709 transitions. [2022-11-21 22:34:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 709 transitions. [2022-11-21 22:34:35,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2022-11-21 22:34:35,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:35,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 39340 backedges. 0 proven. 35959 refuted. 0 times theorem prover too weak. 3381 trivial. 0 not checked. [2022-11-21 22:35:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 704 states and 763 transitions. [2022-11-21 22:35:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 763 transitions. [2022-11-21 22:35:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2022-11-21 22:35:50,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:50,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 39357 backedges. 7412 proven. 17 refuted. 0 times theorem prover too weak. 31928 trivial. 0 not checked. [2022-11-21 22:35:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 708 states and 768 transitions. [2022-11-21 22:35:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 768 transitions. [2022-11-21 22:35:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2022-11-21 22:35:56,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:56,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 39924 backedges. 0 proven. 36354 refuted. 0 times theorem prover too weak. 3570 trivial. 0 not checked. [2022-11-21 22:36:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:13,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 714 states and 776 transitions. [2022-11-21 22:36:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 776 transitions. [2022-11-21 22:36:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 676 [2022-11-21 22:36:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:13,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:16,852 INFO L134 CoverageAnalysis]: Checked inductivity of 40306 backedges. 2 proven. 36831 refuted. 0 times theorem prover too weak. 3473 trivial. 0 not checked. [2022-11-21 22:36:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 715 states and 776 transitions. [2022-11-21 22:36:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 776 transitions. [2022-11-21 22:36:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 732 [2022-11-21 22:36:17,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:17,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 48852 backedges. 0 proven. 44805 refuted. 0 times theorem prover too weak. 4047 trivial. 0 not checked. [2022-11-21 22:37:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 771 states and 833 transitions. [2022-11-21 22:37:44,127 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 833 transitions. [2022-11-21 22:37:44,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 728 [2022-11-21 22:37:44,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:44,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 48773 backedges. 8793 proven. 18 refuted. 0 times theorem prover too weak. 39962 trivial. 0 not checked. [2022-11-21 22:37:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 775 states and 838 transitions. [2022-11-21 22:37:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 838 transitions. [2022-11-21 22:37:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2022-11-21 22:37:51,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:51,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 49390 backedges. 0 proven. 45226 refuted. 0 times theorem prover too weak. 4164 trivial. 0 not checked. [2022-11-21 22:38:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:11,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 781 states and 846 transitions. [2022-11-21 22:38:11,898 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 846 transitions. [2022-11-21 22:38:11,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2022-11-21 22:38:11,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:11,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 49822 backedges. 2 proven. 45773 refuted. 0 times theorem prover too weak. 4047 trivial. 0 not checked. [2022-11-21 22:38:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 782 states and 846 transitions. [2022-11-21 22:38:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 846 transitions. [2022-11-21 22:38:16,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 800 [2022-11-21 22:38:16,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:16,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 59878 backedges. 0 proven. 55182 refuted. 0 times theorem prover too weak. 4696 trivial. 0 not checked.