./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 898ef25fdb2ae04f56304d500631f410c196b9a77fbfba6f83248dcfc33b301f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:09:24,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:09:24,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:09:24,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:09:24,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:09:24,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:09:24,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:09:24,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:09:24,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:09:24,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:09:24,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:09:24,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:09:24,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:09:24,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:09:24,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:09:24,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:09:24,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:09:24,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:09:24,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:09:24,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:09:24,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:09:24,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:09:24,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:09:24,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:09:24,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:09:24,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:09:24,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:09:24,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:09:24,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:09:24,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:09:24,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:09:24,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:09:24,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:09:24,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:09:24,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:09:24,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:09:24,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:09:24,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:09:24,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:09:24,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:09:24,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:09:24,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:09:25,014 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:09:25,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:09:25,015 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:09:25,015 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:09:25,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:09:25,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:09:25,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:09:25,017 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:09:25,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:09:25,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:09:25,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:09:25,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:09:25,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:09:25,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:09:25,018 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:09:25,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:09:25,018 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:09:25,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:09:25,019 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:09:25,019 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:09:25,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:09:25,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:09:25,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:09:25,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:09:25,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:09:25,020 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:09:25,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:09:25,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:09:25,021 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_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898ef25fdb2ae04f56304d500631f410c196b9a77fbfba6f83248dcfc33b301f [2022-11-20 18:09:25,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:09:25,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:09:25,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:09:25,351 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:09:25,352 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:09:25,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c [2022-11-20 18:09:28,423 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:09:28,625 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:09:28,626 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c [2022-11-20 18:09:28,632 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/data/4bdd18f6e/d515ac8cb6db4083a8376ccae1d89544/FLAG607d897fa [2022-11-20 18:09:28,647 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/data/4bdd18f6e/d515ac8cb6db4083a8376ccae1d89544 [2022-11-20 18:09:28,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:09:28,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:09:28,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:09:28,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:09:28,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:09:28,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd6b283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28, skipping insertion in model container [2022-11-20 18:09:28,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:09:28,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:09:28,831 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c[739,752] [2022-11-20 18:09:28,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:09:28,859 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:09:28,871 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c[739,752] [2022-11-20 18:09:28,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:09:28,891 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:09:28,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28 WrapperNode [2022-11-20 18:09:28,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:09:28,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:09:28,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:09:28,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:09:28,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,935 INFO L138 Inliner]: procedures = 20, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2022-11-20 18:09:28,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:09:28,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:09:28,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:09:28,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:09:28,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,964 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:09:28,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:09:28,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:09:28,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:09:28,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:28" (1/1) ... [2022-11-20 18:09:28,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:09:28,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:09:29,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:09:29,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f081b822-f4fe-4998-915c-14f621fb872d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:09:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:09:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:09:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:09:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:09:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:09:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:09:29,147 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:09:29,149 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:09:29,307 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:09:29,370 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:09:29,371 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:09:29,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:09:29 BoogieIcfgContainer [2022-11-20 18:09:29,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:09:29,383 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:09:29,383 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:09:29,394 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:09:29,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:09:29" (1/1) ... [2022-11-20 18:09:29,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:09:29,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2022-11-20 18:09:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2022-11-20 18:09:29,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:09:29,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:29,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-11-20 18:09:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-11-20 18:09:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:09:29,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:29,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:29,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-11-20 18:09:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-11-20 18:09:30,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:09:30,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:30,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:30,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 26 transitions. [2022-11-20 18:09:30,504 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2022-11-20 18:09:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:09:30,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:30,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:30,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 30 transitions. [2022-11-20 18:09:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 18:09:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:09:30,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:30,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:09:31,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 34 transitions. [2022-11-20 18:09:31,509 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-11-20 18:09:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:09:31,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:31,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:09:32,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:32,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 38 transitions. [2022-11-20 18:09:32,190 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2022-11-20 18:09:32,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 18:09:32,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:32,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 8 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 18:09:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 42 transitions. [2022-11-20 18:09:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-11-20 18:09:32,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 18:09:32,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:32,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 10 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 18:09:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 46 transitions. [2022-11-20 18:09:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-11-20 18:09:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 18:09:33,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:33,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 18:09:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:34,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 50 transitions. [2022-11-20 18:09:34,746 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2022-11-20 18:09:34,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 18:09:34,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:34,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-20 18:09:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 54 transitions. [2022-11-20 18:09:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-11-20 18:09:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 18:09:35,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 16 proven. 92 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 18:09:37,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:37,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 58 transitions. [2022-11-20 18:09:37,105 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-20 18:09:37,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 18:09:37,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:37,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 18 proven. 117 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 18:09:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:38,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 62 transitions. [2022-11-20 18:09:38,541 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-20 18:09:38,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 18:09:38,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:38,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:39,251 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 20 proven. 145 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-11-20 18:09:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 66 transitions. [2022-11-20 18:09:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 18:09:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 18:09:40,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:40,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 22 proven. 176 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 18:09:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 70 transitions. [2022-11-20 18:09:41,707 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-11-20 18:09:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 18:09:41,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:41,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:42,677 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 24 proven. 210 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-20 18:09:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 56 states and 74 transitions. [2022-11-20 18:09:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-20 18:09:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 18:09:43,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:43,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 26 proven. 247 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-20 18:09:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 78 transitions. [2022-11-20 18:09:45,732 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2022-11-20 18:09:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 18:09:45,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:45,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 28 proven. 287 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-20 18:09:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 82 transitions. [2022-11-20 18:09:47,931 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-11-20 18:09:47,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 18:09:47,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:47,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:49,146 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 30 proven. 330 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 18:09:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 86 transitions. [2022-11-20 18:09:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2022-11-20 18:09:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 18:09:50,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:51,652 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 32 proven. 376 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-11-20 18:09:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:52,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 68 states and 90 transitions. [2022-11-20 18:09:52,950 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-11-20 18:09:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 18:09:52,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:52,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 34 proven. 425 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 18:09:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 94 transitions. [2022-11-20 18:09:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2022-11-20 18:09:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 18:09:55,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:55,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 36 proven. 477 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-11-20 18:09:58,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 74 states and 98 transitions. [2022-11-20 18:09:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 98 transitions. [2022-11-20 18:09:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 18:09:58,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:58,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 38 proven. 532 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 18:10:02,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:02,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 102 transitions. [2022-11-20 18:10:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2022-11-20 18:10:02,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:10:02,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1390 backedges. 40 proven. 590 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2022-11-20 18:10:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 106 transitions. [2022-11-20 18:10:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2022-11-20 18:10:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-20 18:10:05,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:05,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:07,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1533 backedges. 42 proven. 651 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-20 18:10:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 110 transitions. [2022-11-20 18:10:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 110 transitions. [2022-11-20 18:10:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 18:10:09,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:09,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 44 proven. 715 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2022-11-20 18:10:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:13,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 114 transitions. [2022-11-20 18:10:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2022-11-20 18:10:13,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-20 18:10:13,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:13,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1840 backedges. 46 proven. 782 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2022-11-20 18:10:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:17,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 89 states and 118 transitions. [2022-11-20 18:10:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 118 transitions. [2022-11-20 18:10:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-20 18:10:17,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:17,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 48 proven. 852 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-20 18:10:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:22,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 92 states and 122 transitions. [2022-11-20 18:10:22,422 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2022-11-20 18:10:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-20 18:10:22,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:22,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:25,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 50 proven. 925 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2022-11-20 18:10:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:27,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 95 states and 126 transitions. [2022-11-20 18:10:27,282 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 126 transitions. [2022-11-20 18:10:27,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-11-20 18:10:27,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:30,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2353 backedges. 52 proven. 1001 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2022-11-20 18:10:32,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:32,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 130 transitions. [2022-11-20 18:10:32,439 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2022-11-20 18:10:32,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-20 18:10:32,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:32,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2538 backedges. 54 proven. 1080 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2022-11-20 18:10:37,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:37,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 101 states and 134 transitions. [2022-11-20 18:10:37,968 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 134 transitions. [2022-11-20 18:10:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-20 18:10:37,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:37,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:41,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 56 proven. 1162 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2022-11-20 18:10:43,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 104 states and 138 transitions. [2022-11-20 18:10:43,799 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 138 transitions. [2022-11-20 18:10:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-20 18:10:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:43,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:47,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2929 backedges. 58 proven. 1247 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2022-11-20 18:10:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:49,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 142 transitions. [2022-11-20 18:10:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 142 transitions. [2022-11-20 18:10:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-11-20 18:10:49,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:49,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3135 backedges. 60 proven. 1335 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2022-11-20 18:10:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 110 states and 146 transitions. [2022-11-20 18:10:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 146 transitions. [2022-11-20 18:10:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-20 18:10:56,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:56,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3348 backedges. 62 proven. 1426 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-11-20 18:11:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:02,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 113 states and 150 transitions. [2022-11-20 18:11:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2022-11-20 18:11:02,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-11-20 18:11:02,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:02,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:06,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3568 backedges. 64 proven. 1520 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2022-11-20 18:11:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 116 states and 154 transitions. [2022-11-20 18:11:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2022-11-20 18:11:09,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-20 18:11:09,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:09,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3795 backedges. 66 proven. 1617 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2022-11-20 18:11:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 119 states and 158 transitions. [2022-11-20 18:11:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 158 transitions. [2022-11-20 18:11:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-11-20 18:11:16,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:16,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4029 backedges. 68 proven. 1717 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2022-11-20 18:11:24,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:24,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 122 states and 162 transitions. [2022-11-20 18:11:24,656 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 162 transitions. [2022-11-20 18:11:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-20 18:11:24,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:24,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:29,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4270 backedges. 70 proven. 1820 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2022-11-20 18:11:32,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:32,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 125 states and 166 transitions. [2022-11-20 18:11:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 166 transitions. [2022-11-20 18:11:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-20 18:11:32,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:32,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4518 backedges. 72 proven. 1926 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2022-11-20 18:11:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 128 states and 170 transitions. [2022-11-20 18:11:41,070 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 170 transitions. [2022-11-20 18:11:41,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-11-20 18:11:41,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:41,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4773 backedges. 74 proven. 2035 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2022-11-20 18:11:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 174 transitions. [2022-11-20 18:11:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 174 transitions. [2022-11-20 18:11:49,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-11-20 18:11:49,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:49,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 5035 backedges. 76 proven. 2147 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2022-11-20 18:11:59,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 134 states and 178 transitions. [2022-11-20 18:11:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 178 transitions. [2022-11-20 18:11:59,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-11-20 18:11:59,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:59,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5304 backedges. 78 proven. 2262 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2022-11-20 18:12:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:08,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 137 states and 182 transitions. [2022-11-20 18:12:08,583 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2022-11-20 18:12:08,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-20 18:12:08,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:08,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5580 backedges. 80 proven. 2380 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2022-11-20 18:12:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 140 states and 186 transitions. [2022-11-20 18:12:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 186 transitions. [2022-11-20 18:12:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-11-20 18:12:18,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:18,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 5863 backedges. 82 proven. 2501 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2022-11-20 18:12:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 143 states and 190 transitions. [2022-11-20 18:12:29,274 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 190 transitions. [2022-11-20 18:12:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-11-20 18:12:29,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:29,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:36,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6153 backedges. 84 proven. 2625 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2022-11-20 18:12:40,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 146 states and 194 transitions. [2022-11-20 18:12:40,581 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 194 transitions. [2022-11-20 18:12:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-11-20 18:12:40,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:40,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:48,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 86 proven. 2752 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2022-11-20 18:12:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 149 states and 198 transitions. [2022-11-20 18:12:52,202 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 198 transitions. [2022-11-20 18:12:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-11-20 18:12:52,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:52,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6754 backedges. 88 proven. 2882 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2022-11-20 18:13:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 152 states and 202 transitions. [2022-11-20 18:13:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 202 transitions. [2022-11-20 18:13:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-11-20 18:13:04,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:04,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 7065 backedges. 90 proven. 3015 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2022-11-20 18:13:16,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 155 states and 206 transitions. [2022-11-20 18:13:16,800 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 206 transitions. [2022-11-20 18:13:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-20 18:13:16,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:16,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 7383 backedges. 92 proven. 3151 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2022-11-20 18:13:30,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 158 states and 210 transitions. [2022-11-20 18:13:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 210 transitions. [2022-11-20 18:13:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-20 18:13:30,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:30,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 7708 backedges. 94 proven. 3290 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2022-11-20 18:13:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 214 transitions. [2022-11-20 18:13:43,807 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 214 transitions. [2022-11-20 18:13:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-11-20 18:13:43,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:43,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8040 backedges. 96 proven. 3432 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2022-11-20 18:13:58,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:58,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 164 states and 218 transitions. [2022-11-20 18:13:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2022-11-20 18:13:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-11-20 18:13:58,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:58,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8379 backedges. 98 proven. 3577 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2022-11-20 18:14:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 167 states and 222 transitions. [2022-11-20 18:14:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2022-11-20 18:14:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-11-20 18:14:12,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:12,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8725 backedges. 100 proven. 3725 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2022-11-20 18:14:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 170 states and 226 transitions. [2022-11-20 18:14:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 226 transitions. [2022-11-20 18:14:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-11-20 18:14:28,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:28,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:39,325 INFO L134 CoverageAnalysis]: Checked inductivity of 9078 backedges. 102 proven. 3876 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2022-11-20 18:14:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 173 states and 230 transitions. [2022-11-20 18:14:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 230 transitions. [2022-11-20 18:14:44,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-11-20 18:14:44,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:44,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9438 backedges. 104 proven. 4030 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2022-11-20 18:15:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 176 states and 234 transitions. [2022-11-20 18:15:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 234 transitions. [2022-11-20 18:15:01,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-11-20 18:15:01,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:01,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:12,671 INFO L134 CoverageAnalysis]: Checked inductivity of 9805 backedges. 106 proven. 4187 refuted. 0 times theorem prover too weak. 5512 trivial. 0 not checked. [2022-11-20 18:15:18,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 179 states and 238 transitions. [2022-11-20 18:15:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2022-11-20 18:15:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-11-20 18:15:18,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:18,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:30,227 INFO L134 CoverageAnalysis]: Checked inductivity of 10179 backedges. 108 proven. 4347 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2022-11-20 18:15:35,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:35,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 242 transitions. [2022-11-20 18:15:35,955 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 242 transitions. [2022-11-20 18:15:35,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2022-11-20 18:15:35,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:35,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 10560 backedges. 110 proven. 4510 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2022-11-20 18:15:54,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 185 states and 246 transitions. [2022-11-20 18:15:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 246 transitions. [2022-11-20 18:15:54,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-11-20 18:15:54,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:54,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 10948 backedges. 112 proven. 4676 refuted. 0 times theorem prover too weak. 6160 trivial. 0 not checked. [2022-11-20 18:16:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:13,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 188 states and 250 transitions. [2022-11-20 18:16:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 250 transitions. [2022-11-20 18:16:13,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-11-20 18:16:13,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:13,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 114 proven. 4845 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2022-11-20 18:16:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:33,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 254 transitions. [2022-11-20 18:16:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 254 transitions. [2022-11-20 18:16:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-11-20 18:16:33,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:33,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 11745 backedges. 116 proven. 5017 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2022-11-20 18:16:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 194 states and 258 transitions. [2022-11-20 18:16:53,707 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 258 transitions. [2022-11-20 18:16:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-11-20 18:16:53,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:53,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 12154 backedges. 118 proven. 5192 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2022-11-20 18:17:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 197 states and 262 transitions. [2022-11-20 18:17:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 262 transitions. [2022-11-20 18:17:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2022-11-20 18:17:14,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:14,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:30,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12570 backedges. 120 proven. 5370 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2022-11-20 18:17:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 200 states and 266 transitions. [2022-11-20 18:17:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 266 transitions. [2022-11-20 18:17:36,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2022-11-20 18:17:36,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:36,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:52,474 INFO L134 CoverageAnalysis]: Checked inductivity of 12993 backedges. 122 proven. 5551 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2022-11-20 18:17:59,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 203 states and 270 transitions. [2022-11-20 18:17:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 270 transitions. [2022-11-20 18:17:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2022-11-20 18:17:59,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:59,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 13423 backedges. 124 proven. 5735 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2022-11-20 18:18:23,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:23,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 206 states and 274 transitions. [2022-11-20 18:18:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 274 transitions. [2022-11-20 18:18:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-11-20 18:18:23,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:23,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 13860 backedges. 126 proven. 5922 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2022-11-20 18:18:48,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 209 states and 278 transitions. [2022-11-20 18:18:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 278 transitions. [2022-11-20 18:18:48,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2022-11-20 18:18:48,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:48,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14304 backedges. 128 proven. 6112 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2022-11-20 18:19:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 212 states and 282 transitions. [2022-11-20 18:19:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 282 transitions. [2022-11-20 18:19:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2022-11-20 18:19:13,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:13,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14755 backedges. 130 proven. 6305 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2022-11-20 18:19:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 286 transitions. [2022-11-20 18:19:39,535 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 286 transitions. [2022-11-20 18:19:39,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2022-11-20 18:19:39,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:39,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 15213 backedges. 132 proven. 6501 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2022-11-20 18:20:06,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:06,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 218 states and 290 transitions. [2022-11-20 18:20:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 290 transitions. [2022-11-20 18:20:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-11-20 18:20:06,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:06,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 15678 backedges. 134 proven. 6700 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2022-11-20 18:20:34,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 221 states and 294 transitions. [2022-11-20 18:20:34,837 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 294 transitions. [2022-11-20 18:20:34,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2022-11-20 18:20:34,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:34,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:55,507 INFO L134 CoverageAnalysis]: Checked inductivity of 16150 backedges. 136 proven. 6902 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2022-11-20 18:21:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 224 states and 298 transitions. [2022-11-20 18:21:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 298 transitions. [2022-11-20 18:21:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2022-11-20 18:21:04,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:04,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:25,943 INFO L134 CoverageAnalysis]: Checked inductivity of 16629 backedges. 138 proven. 7107 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2022-11-20 18:21:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 227 states and 302 transitions. [2022-11-20 18:21:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 302 transitions. [2022-11-20 18:21:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2022-11-20 18:21:34,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:34,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:56,853 INFO L134 CoverageAnalysis]: Checked inductivity of 17115 backedges. 140 proven. 7315 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2022-11-20 18:22:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 230 states and 306 transitions. [2022-11-20 18:22:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 306 transitions. [2022-11-20 18:22:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2022-11-20 18:22:05,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:05,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17608 backedges. 142 proven. 7526 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2022-11-20 18:22:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 233 states and 310 transitions. [2022-11-20 18:22:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 310 transitions. [2022-11-20 18:22:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2022-11-20 18:22:37,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:37,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 18108 backedges. 144 proven. 7740 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2022-11-20 18:23:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 236 states and 314 transitions. [2022-11-20 18:23:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 314 transitions. [2022-11-20 18:23:10,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2022-11-20 18:23:10,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:10,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat