./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/GopanReps-CAV2006-Fig1a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/GopanReps-CAV2006-Fig1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB --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 06d48bd39a18f705c3286a70a8cdcced2226e3b2a16c7a38c85f5398d4bcad34 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:30:03,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:03,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:03,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:03,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:03,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:03,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:03,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:03,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:03,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:03,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:03,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:03,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:03,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:03,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:03,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:03,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:03,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:03,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:03,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:03,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:03,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:03,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:03,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:03,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:03,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:03,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:03,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:03,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:03,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:03,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:03,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:03,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:03,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:03,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:03,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:03,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:03,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:03,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:03,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:03,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:03,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:30:03,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:03,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:03,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:03,966 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:03,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:03,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:03,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:03,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:30:03,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:03,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:03,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:03,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:03,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:03,969 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:30:03,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:03,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:03,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:03,970 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:03,970 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:03,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:03,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:03,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:03,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:03,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:03,972 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:03,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:03,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:03,973 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_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06d48bd39a18f705c3286a70a8cdcced2226e3b2a16c7a38c85f5398d4bcad34 [2022-10-17 16:30:04,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:04,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:04,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:04,335 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:04,336 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:04,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted-lit/GopanReps-CAV2006-Fig1a.c [2022-10-17 16:30:04,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/data/562ba9ae6/655fd29cd6994249adb6cec954804d04/FLAGd0c4c35e2 [2022-10-17 16:30:04,951 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:04,951 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/sv-benchmarks/c/termination-crafted-lit/GopanReps-CAV2006-Fig1a.c [2022-10-17 16:30:04,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/data/562ba9ae6/655fd29cd6994249adb6cec954804d04/FLAGd0c4c35e2 [2022-10-17 16:30:05,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/data/562ba9ae6/655fd29cd6994249adb6cec954804d04 [2022-10-17 16:30:05,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:05,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:05,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:05,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:05,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:05,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b85d093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05, skipping insertion in model container [2022-10-17 16:30:05,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:05,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:05,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:05,582 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:05,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:05,616 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:05,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05 WrapperNode [2022-10-17 16:30:05,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:05,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:05,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:05,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:05,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,652 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-10-17 16:30:05,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:05,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:05,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:05,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:05,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:05,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:05,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:05,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:05,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:05,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:05,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:05,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c0c9b72-ef0b-4044-86a2-07b770fc5cc4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:05,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:05,866 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:05,869 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:06,036 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:06,074 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:06,088 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:30:06,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:06 BoogieIcfgContainer [2022-10-17 16:30:06,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:06,093 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:06,093 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:06,119 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:06,119 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:06,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:06,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-10-17 16:30:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-10-17 16:30:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:06,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:06,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:06,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:06,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:06,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-10-17 16:30:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-10-17 16:30:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:06,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:06,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:06,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-10-17 16:30:06,645 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-10-17 16:30:06,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:30:06,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:06,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-10-17 16:30:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-10-17 16:30:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:30:06,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2022-10-17 16:30:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-10-17 16:30:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:30:07,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:07,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2022-10-17 16:30:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2022-10-17 16:30:07,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:30:07,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:07,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2022-10-17 16:30:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2022-10-17 16:30:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:30:07,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:07,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2022-10-17 16:30:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2022-10-17 16:30:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:30:08,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2022-10-17 16:30:08,228 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2022-10-17 16:30:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:08,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,299 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2022-10-17 16:30:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2022-10-17 16:30:08,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:08,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-10-17 16:30:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-10-17 16:30:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:30:08,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:08,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2022-10-17 16:30:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2022-10-17 16:30:08,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:30:08,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2022-10-17 16:30:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2022-10-17 16:30:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:30:09,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:09,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:10,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:10,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2022-10-17 16:30:10,306 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2022-10-17 16:30:10,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:30:10,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:10,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:30:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2022-10-17 16:30:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2022-10-17 16:30:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:30:10,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:10,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:11,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:11,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 58 states and 92 transitions. [2022-10-17 16:30:11,296 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 92 transitions. [2022-10-17 16:30:11,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:30:11,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:11,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:11,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2022-10-17 16:30:11,459 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2022-10-17 16:30:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:30:11,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:11,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:11,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:11,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2022-10-17 16:30:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2022-10-17 16:30:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:30:11,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:11,919 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:12,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2022-10-17 16:30:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2022-10-17 16:30:12,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:30:12,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2022-10-17 16:30:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2022-10-17 16:30:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:30:12,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 67 states and 106 transitions. [2022-10-17 16:30:13,079 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 106 transitions. [2022-10-17 16:30:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:30:13,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,164 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:13,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2022-10-17 16:30:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2022-10-17 16:30:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:30:13,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,803 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:14,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 78 states and 125 transitions. [2022-10-17 16:30:14,369 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 125 transitions. [2022-10-17 16:30:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:30:14,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2022-10-17 16:30:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2022-10-17 16:30:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:30:14,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,001 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 89 states and 142 transitions. [2022-10-17 16:30:15,816 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 142 transitions. [2022-10-17 16:30:15,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:30:15,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:30:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 141 transitions. [2022-10-17 16:30:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2022-10-17 16:30:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:30:16,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:16,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2022-10-17 16:30:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2022-10-17 16:30:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:30:16,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,264 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2022-10-17 16:30:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2022-10-17 16:30:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:30:16,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,520 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 91 states and 141 transitions. [2022-10-17 16:30:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 141 transitions. [2022-10-17 16:30:16,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:30:16,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,688 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2022-10-17 16:30:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2022-10-17 16:30:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:30:16,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2022-10-17 16:30:17,126 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2022-10-17 16:30:17,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:30:17,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:17,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2022-10-17 16:30:17,762 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2022-10-17 16:30:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:30:17,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:18,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2022-10-17 16:30:18,329 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2022-10-17 16:30:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:30:18,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:18,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 105 states and 161 transitions. [2022-10-17 16:30:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2022-10-17 16:30:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:18,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,911 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:19,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 111 states and 172 transitions. [2022-10-17 16:30:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2022-10-17 16:30:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:19,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 172 transitions. [2022-10-17 16:30:20,210 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2022-10-17 16:30:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:20,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:30:20,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 112 states and 171 transitions. [2022-10-17 16:30:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 171 transitions. [2022-10-17 16:30:20,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:20,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 118 states and 178 transitions. [2022-10-17 16:30:21,396 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 178 transitions. [2022-10-17 16:30:21,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:21,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,419 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:30:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 119 states and 179 transitions. [2022-10-17 16:30:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2022-10-17 16:30:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:21,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,716 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:30:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 118 states and 177 transitions. [2022-10-17 16:30:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2022-10-17 16:30:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:30:21,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,991 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 124 states and 190 transitions. [2022-10-17 16:30:22,642 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2022-10-17 16:30:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:30:22,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:23,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 129 states and 196 transitions. [2022-10-17 16:30:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 196 transitions. [2022-10-17 16:30:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:30:23,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 134 states and 202 transitions. [2022-10-17 16:30:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 202 transitions. [2022-10-17 16:30:23,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:23,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,916 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:25,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 140 states and 213 transitions. [2022-10-17 16:30:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 213 transitions. [2022-10-17 16:30:25,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:25,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 141 states and 213 transitions. [2022-10-17 16:30:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 213 transitions. [2022-10-17 16:30:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:25,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-17 16:30:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 141 states and 212 transitions. [2022-10-17 16:30:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2022-10-17 16:30:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:25,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,727 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:26,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 147 states and 219 transitions. [2022-10-17 16:30:26,590 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2022-10-17 16:30:26,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:26,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 153 states and 226 transitions. [2022-10-17 16:30:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 226 transitions. [2022-10-17 16:30:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:30:27,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,669 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-10-17 16:30:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 154 states and 227 transitions. [2022-10-17 16:30:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 227 transitions. [2022-10-17 16:30:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:30:27,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,998 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-10-17 16:30:28,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 153 states and 225 transitions. [2022-10-17 16:30:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 225 transitions. [2022-10-17 16:30:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:28,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,322 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 159 states and 238 transitions. [2022-10-17 16:30:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2022-10-17 16:30:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:29,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:30,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:30,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 164 states and 244 transitions. [2022-10-17 16:30:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 244 transitions. [2022-10-17 16:30:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:30,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:30,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,081 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:30,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:30,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 169 states and 250 transitions. [2022-10-17 16:30:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 250 transitions. [2022-10-17 16:30:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:30,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:30,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 27 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 175 states and 261 transitions. [2022-10-17 16:30:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2022-10-17 16:30:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:32,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 27 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:32,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 176 states and 261 transitions. [2022-10-17 16:30:32,552 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 261 transitions. [2022-10-17 16:30:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:32,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-10-17 16:30:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 176 states and 260 transitions. [2022-10-17 16:30:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 260 transitions. [2022-10-17 16:30:32,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:32,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 27 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:33,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:33,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 182 states and 267 transitions. [2022-10-17 16:30:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 267 transitions. [2022-10-17 16:30:33,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:33,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:33,702 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 27 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 188 states and 274 transitions. [2022-10-17 16:30:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 274 transitions. [2022-10-17 16:30:34,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:34,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:34,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 27 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.