./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Introduction.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_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/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_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Introduction.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/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_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/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 cf5951cf7c939342bb5d014c8a7a12e4f95042e50c8d2f477b21d0a3234d49fe --- 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 17:05:40,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:40,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:40,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:40,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:40,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:40,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:40,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:40,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:40,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:40,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:40,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:40,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:40,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:40,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:40,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:40,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:40,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:40,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:40,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:40,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:40,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:40,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:40,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:40,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:40,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:40,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:40,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:40,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:40,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:40,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:40,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:40,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:40,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:40,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:40,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:40,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:40,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:40,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:40,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:40,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:40,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 17:05:40,560 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:40,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:40,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:40,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:40,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:40,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:40,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:40,564 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:05:40,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:40,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:40,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:40,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:40,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:40,566 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 17:05:40,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:40,567 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:40,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:40,567 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:40,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:40,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:40,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:40,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:40,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:40,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:40,569 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:40,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:40,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:40,571 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_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf5951cf7c939342bb5d014c8a7a12e4f95042e50c8d2f477b21d0a3234d49fe [2022-10-17 17:05:40,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:40,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:40,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:40,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:40,939 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:40,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Introduction.c [2022-10-17 17:05:41,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/data/b4ca8e08d/ae3de432252f42f79d50aaa4dc64d9dc/FLAG59d243792 [2022-10-17 17:05:41,528 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:41,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Introduction.c [2022-10-17 17:05:41,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/data/b4ca8e08d/ae3de432252f42f79d50aaa4dc64d9dc/FLAG59d243792 [2022-10-17 17:05:41,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/data/b4ca8e08d/ae3de432252f42f79d50aaa4dc64d9dc [2022-10-17 17:05:41,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:41,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:41,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:41,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:41,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:41,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:41" (1/1) ... [2022-10-17 17:05:41,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79fccf18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:41, skipping insertion in model container [2022-10-17 17:05:41,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:41" (1/1) ... [2022-10-17 17:05:41,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:41,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:42,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:42,144 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:42,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:42,168 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:42,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42 WrapperNode [2022-10-17 17:05:42,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:42,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:42,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:42,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:42,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,204 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2022-10-17 17:05:42,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:42,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:42,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:42,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:42,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,221 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:42,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:42,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:42,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:42,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:42,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:42,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:42,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2e00b2-b1d6-4736-8406-6bf1fd91d753/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:42,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:42,398 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:42,400 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:42,480 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:42,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:42,502 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:05:42,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:42 BoogieIcfgContainer [2022-10-17 17:05:42,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:05:42,505 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:05:42,505 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:05:42,513 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:05:42,514 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:42" (1/1) ... [2022-10-17 17:05:42,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:05:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:42,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2022-10-17 17:05:42,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2022-10-17 17:05:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:05:42,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:42,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:42,722 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 17:05:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-10-17 17:05:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-10-17 17:05:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:05:42,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:42,833 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 17:05:43,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:43,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2022-10-17 17:05:43,071 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2022-10-17 17:05:43,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:05:43,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:43,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:43,119 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 17:05:43,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:43,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2022-10-17 17:05:43,330 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2022-10-17 17:05:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:05:43,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:43,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:43,389 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 17:05:43,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:43,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2022-10-17 17:05:43,850 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-10-17 17:05:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:05:43,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:43,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:43,980 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 17:05:44,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2022-10-17 17:05:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2022-10-17 17:05:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:05:44,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:44,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:44,466 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 17:05:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2022-10-17 17:05:44,730 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2022-10-17 17:05:44,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:05:44,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:44,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2022-10-17 17:05:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2022-10-17 17:05:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:05:45,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:45,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:45,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2022-10-17 17:05:45,256 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2022-10-17 17:05:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:05:45,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:45,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2022-10-17 17:05:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2022-10-17 17:05:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:05:45,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:45,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:45,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:45,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2022-10-17 17:05:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2022-10-17 17:05:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:05:45,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:45,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:46,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:46,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2022-10-17 17:05:46,250 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2022-10-17 17:05:46,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:05:46,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:46,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:46,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2022-10-17 17:05:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2022-10-17 17:05:46,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:05:46,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:46,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2022-10-17 17:05:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2022-10-17 17:05:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:05:46,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:46,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:47,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:47,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2022-10-17 17:05:47,008 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2022-10-17 17:05:47,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:05:47,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:47,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:05:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2022-10-17 17:05:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2022-10-17 17:05:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:05:47,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:47,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:48,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:48,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2022-10-17 17:05:48,246 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2022-10-17 17:05:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:05:48,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:48,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2022-10-17 17:05:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2022-10-17 17:05:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:05:48,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2022-10-17 17:05:48,782 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2022-10-17 17:05:48,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:05:48,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:48,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:49,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:49,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 55 states and 100 transitions. [2022-10-17 17:05:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 100 transitions. [2022-10-17 17:05:49,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:05:49,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:49,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:49,485 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 17:05:49,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:49,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2022-10-17 17:05:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2022-10-17 17:05:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:05:49,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:49,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:49,777 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 17:05:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2022-10-17 17:05:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2022-10-17 17:05:49,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:05:49,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:49,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:50,011 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 17:05:50,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 62 states and 111 transitions. [2022-10-17 17:05:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 111 transitions. [2022-10-17 17:05:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:05:50,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:50,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:50,440 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 17:05:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:50,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 112 transitions. [2022-10-17 17:05:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 112 transitions. [2022-10-17 17:05:50,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:05:50,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:50,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 17:05:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 111 transitions. [2022-10-17 17:05:50,881 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 111 transitions. [2022-10-17 17:05:50,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:05:50,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:50,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:50,910 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 17:05:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:51,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2022-10-17 17:05:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2022-10-17 17:05:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:05:51,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:51,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 66 states and 111 transitions. [2022-10-17 17:05:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 111 transitions. [2022-10-17 17:05:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:05:52,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:52,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:52,283 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2022-10-17 17:05:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2022-10-17 17:05:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:05:52,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:52,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:52,576 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:53,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:53,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 65 states and 107 transitions. [2022-10-17 17:05:53,061 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2022-10-17 17:05:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:05:53,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:53,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:53,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:53,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2022-10-17 17:05:53,850 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2022-10-17 17:05:53,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:05:53,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:53,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:54,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 72 states and 133 transitions. [2022-10-17 17:05:54,180 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2022-10-17 17:05:54,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:05:54,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:54,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 74 states and 134 transitions. [2022-10-17 17:05:54,437 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 134 transitions. [2022-10-17 17:05:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:05:54,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:54,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 76 states and 135 transitions. [2022-10-17 17:05:54,706 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 135 transitions. [2022-10-17 17:05:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:05:54,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:54,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:54,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:54,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 78 states and 136 transitions. [2022-10-17 17:05:54,927 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2022-10-17 17:05:54,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:05:54,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:54,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 80 states and 138 transitions. [2022-10-17 17:05:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 138 transitions. [2022-10-17 17:05:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:05:55,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:55,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 17:05:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 137 transitions. [2022-10-17 17:05:55,729 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 137 transitions. [2022-10-17 17:05:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:05:55,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:55,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 38 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:56,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:56,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2022-10-17 17:05:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2022-10-17 17:05:56,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:05:56,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:56,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 38 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 134 transitions. [2022-10-17 17:05:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2022-10-17 17:05:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:05:57,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:57,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 85 states and 153 transitions. [2022-10-17 17:05:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 153 transitions. [2022-10-17 17:05:58,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:05:58,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:58,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2022-10-17 17:05:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2022-10-17 17:05:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:05:58,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:58,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:58,728 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:58,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2022-10-17 17:05:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2022-10-17 17:05:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:05:58,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:58,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:59,041 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 92 states and 165 transitions. [2022-10-17 17:05:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 165 transitions. [2022-10-17 17:05:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:05:59,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:59,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:59,402 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 94 states and 166 transitions. [2022-10-17 17:05:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 166 transitions. [2022-10-17 17:05:59,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:05:59,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:59,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:00,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 96 states and 168 transitions. [2022-10-17 17:06:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 168 transitions. [2022-10-17 17:06:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:06:00,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:00,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:00,328 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:00,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:00,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 98 states and 169 transitions. [2022-10-17 17:06:00,610 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 169 transitions. [2022-10-17 17:06:00,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:06:00,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:00,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-17 17:06:00,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2022-10-17 17:06:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2022-10-17 17:06:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:06:00,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:00,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 60 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 99 states and 165 transitions. [2022-10-17 17:06:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 165 transitions. [2022-10-17 17:06:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:06:02,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:02,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:02,396 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 60 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:02,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:02,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 162 transitions. [2022-10-17 17:06:02,738 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2022-10-17 17:06:02,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:06:02,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:02,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 102 states and 183 transitions. [2022-10-17 17:06:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 183 transitions. [2022-10-17 17:06:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:03,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:03,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:04,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 105 states and 194 transitions. [2022-10-17 17:06:04,471 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 194 transitions. [2022-10-17 17:06:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:04,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:04,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:04,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 195 transitions. [2022-10-17 17:06:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 195 transitions. [2022-10-17 17:06:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:04,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:04,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:05,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 109 states and 197 transitions. [2022-10-17 17:06:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 197 transitions. [2022-10-17 17:06:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:05,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:05,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:05,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 198 transitions. [2022-10-17 17:06:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 198 transitions. [2022-10-17 17:06:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:05,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:05,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:06,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 113 states and 199 transitions. [2022-10-17 17:06:06,086 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 199 transitions. [2022-10-17 17:06:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:06,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:06,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:06,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 115 states and 200 transitions. [2022-10-17 17:06:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 200 transitions. [2022-10-17 17:06:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:06,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:06,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:06,494 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 117 states and 201 transitions. [2022-10-17 17:06:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2022-10-17 17:06:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:06:06,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:06,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 17:06:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 200 transitions. [2022-10-17 17:06:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2022-10-17 17:06:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:06:07,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 87 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:08,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 117 states and 199 transitions. [2022-10-17 17:06:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 199 transitions. [2022-10-17 17:06:08,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:06:08,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 87 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 117 states and 193 transitions. [2022-10-17 17:06:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 193 transitions. [2022-10-17 17:06:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:06:09,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:09,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 216 transitions. [2022-10-17 17:06:10,519 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2022-10-17 17:06:10,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:06:10,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:10,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:10,581 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.