./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-lopstr16/base_case.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/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_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/base_case.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:51:06,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:51:06,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:51:06,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:51:06,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:51:06,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:51:06,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:51:06,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:51:06,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:51:06,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:51:06,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:51:06,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:51:06,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:51:06,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:51:06,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:51:06,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:51:06,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:51:06,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:51:06,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:51:06,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:51:06,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:51:06,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:51:06,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:51:06,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:51:06,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:51:06,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:51:06,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:51:06,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:51:06,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:51:06,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:51:06,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:51:06,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:51:06,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:51:06,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:51:06,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:51:06,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:51:06,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:51:06,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:51:06,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:51:06,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:51:06,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:51:06,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:51:06,377 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:51:06,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:51:06,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:51:06,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:51:06,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:51:06,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:51:06,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:51:06,381 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:51:06,381 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:51:06,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:51:06,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:51:06,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:51:06,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:51:06,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:51:06,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:51:06,383 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:51:06,383 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:51:06,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:51:06,384 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:51:06,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:51:06,384 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:51:06,384 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:51:06,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:51:06,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:06,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:51:06,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:51:06,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:51:06,386 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:51:06,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:51:06,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:51:06,386 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_683d03db-5e7b-4028-b7bb-d7e4d4816e91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 [2022-11-20 17:51:06,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:51:06,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:51:06,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:51:06,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:51:06,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:51:06,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-lopstr16/base_case.i [2022-11-20 17:51:09,894 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:10,090 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:10,090 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/sv-benchmarks/c/array-lopstr16/base_case.i [2022-11-20 17:51:10,096 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/data/1b4bde22b/523010a0c1d242b8813de0a7201a3fa6/FLAG92b2a9712 [2022-11-20 17:51:10,109 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/data/1b4bde22b/523010a0c1d242b8813de0a7201a3fa6 [2022-11-20 17:51:10,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:10,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:10,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:10,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:10,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:10,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60809e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10, skipping insertion in model container [2022-11-20 17:51:10,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:10,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:10,331 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_683d03db-5e7b-4028-b7bb-d7e4d4816e91/sv-benchmarks/c/array-lopstr16/base_case.i[802,815] [2022-11-20 17:51:10,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:10,365 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:51:10,383 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_683d03db-5e7b-4028-b7bb-d7e4d4816e91/sv-benchmarks/c/array-lopstr16/base_case.i[802,815] [2022-11-20 17:51:10,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:10,421 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:51:10,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10 WrapperNode [2022-11-20 17:51:10,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:10,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:10,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:51:10,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:51:10,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,465 INFO L138 Inliner]: procedures = 19, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-11-20 17:51:10,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:10,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:51:10,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:51:10,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:51:10,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,509 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:51:10,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:51:10,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:51:10,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:51:10,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:10" (1/1) ... [2022-11-20 17:51:10,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:10,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:51:10,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:51:10,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_683d03db-5e7b-4028-b7bb-d7e4d4816e91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:51:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:51:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:51:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:51:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:51:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:51:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:51:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:51:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:51:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:51:10,670 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:51:10,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:51:10,911 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:51:11,067 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:51:11,067 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:51:11,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:11 BoogieIcfgContainer [2022-11-20 17:51:11,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:51:11,079 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:51:11,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:51:11,089 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:51:11,089 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:11" (1/1) ... [2022-11-20 17:51:11,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:51:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-11-20 17:51:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-11-20 17:51:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:51:11,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-20 17:51:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-20 17:51:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:51:11,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:11,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-11-20 17:51:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-11-20 17:51:11,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:51:11,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-11-20 17:51:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-11-20 17:51:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:51:12,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:12,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:12,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:12,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-20 17:51:12,390 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-20 17:51:12,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:51:12,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:12,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:12,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:12,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-11-20 17:51:12,508 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-11-20 17:51:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:51:12,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:12,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:51:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-20 17:51:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-20 17:51:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:51:12,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:12,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:12,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:12,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-11-20 17:51:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-11-20 17:51:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:51:12,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:12,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:13,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:13,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-11-20 17:51:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-11-20 17:51:13,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:51:13,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:13,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-11-20 17:51:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-20 17:51:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:51:13,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:13,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2022-11-20 17:51:14,303 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-11-20 17:51:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:51:14,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:14,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2022-11-20 17:51:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-11-20 17:51:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:51:14,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:14,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2022-11-20 17:51:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2022-11-20 17:51:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:51:15,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:15,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:16,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2022-11-20 17:51:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2022-11-20 17:51:16,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:51:16,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:16,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:17,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2022-11-20 17:51:17,595 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2022-11-20 17:51:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:17,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:17,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:18,204 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2022-11-20 17:51:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2022-11-20 17:51:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:51:18,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:18,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:19,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2022-11-20 17:51:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2022-11-20 17:51:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:51:19,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:19,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:20,569 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:21,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:21,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2022-11-20 17:51:21,032 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2022-11-20 17:51:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:51:21,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:21,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2022-11-20 17:51:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2022-11-20 17:51:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:51:22,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:22,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:23,217 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2022-11-20 17:51:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2022-11-20 17:51:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:51:23,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:23,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:24,767 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:25,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2022-11-20 17:51:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2022-11-20 17:51:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:51:25,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:25,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:26,448 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:27,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2022-11-20 17:51:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2022-11-20 17:51:27,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:51:27,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:27,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:28,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:28,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2022-11-20 17:51:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2022-11-20 17:51:28,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:51:28,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:28,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:30,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 64 states and 66 transitions. [2022-11-20 17:51:30,583 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2022-11-20 17:51:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:51:30,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:30,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 67 states and 69 transitions. [2022-11-20 17:51:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2022-11-20 17:51:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:51:32,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:32,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:34,134 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:34,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:34,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 70 states and 72 transitions. [2022-11-20 17:51:34,809 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 72 transitions. [2022-11-20 17:51:34,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:51:34,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:34,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:36,426 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:37,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2022-11-20 17:51:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2022-11-20 17:51:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:51:37,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:37,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 76 states and 78 transitions. [2022-11-20 17:51:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 78 transitions. [2022-11-20 17:51:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:51:39,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:39,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:40,953 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 79 states and 81 transitions. [2022-11-20 17:51:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 81 transitions. [2022-11-20 17:51:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:51:41,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:41,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:44,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 82 states and 84 transitions. [2022-11-20 17:51:44,280 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 84 transitions. [2022-11-20 17:51:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:51:44,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:44,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:46,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 85 states and 87 transitions. [2022-11-20 17:51:46,846 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 87 transitions. [2022-11-20 17:51:46,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:51:46,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:46,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:49,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:49,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 88 states and 90 transitions. [2022-11-20 17:51:49,655 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 90 transitions. [2022-11-20 17:51:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:51:49,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 91 states and 93 transitions. [2022-11-20 17:51:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 93 transitions. [2022-11-20 17:51:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:51:52,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:52,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 94 states and 96 transitions. [2022-11-20 17:51:55,310 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 96 transitions. [2022-11-20 17:51:55,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:51:55,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:55,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1165 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:51:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2022-11-20 17:51:58,247 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2022-11-20 17:51:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:51:58,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:58,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:01,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:01,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 100 states and 102 transitions. [2022-11-20 17:52:01,414 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 102 transitions. [2022-11-20 17:52:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:52:01,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 103 states and 105 transitions. [2022-11-20 17:52:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2022-11-20 17:52:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:52:04,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:04,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:07,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 106 states and 108 transitions. [2022-11-20 17:52:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 108 transitions. [2022-11-20 17:52:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:52:07,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:07,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1523 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 109 states and 111 transitions. [2022-11-20 17:52:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 111 transitions. [2022-11-20 17:52:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:52:11,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:11,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:14,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:14,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 112 states and 114 transitions. [2022-11-20 17:52:14,973 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 114 transitions. [2022-11-20 17:52:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:52:14,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:14,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1720 backedges. 0 proven. 1717 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 115 states and 117 transitions. [2022-11-20 17:52:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2022-11-20 17:52:18,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:52:18,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 0 proven. 1820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:22,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 118 states and 120 transitions. [2022-11-20 17:52:22,920 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 120 transitions. [2022-11-20 17:52:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:52:22,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:22,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1929 backedges. 0 proven. 1926 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 121 states and 123 transitions. [2022-11-20 17:52:26,650 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 123 transitions. [2022-11-20 17:52:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:52:26,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:26,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:29,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2038 backedges. 0 proven. 2035 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:30,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:30,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 124 states and 126 transitions. [2022-11-20 17:52:30,593 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 126 transitions. [2022-11-20 17:52:30,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 17:52:30,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:30,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2150 backedges. 0 proven. 2147 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 127 states and 129 transitions. [2022-11-20 17:52:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 129 transitions. [2022-11-20 17:52:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 17:52:34,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:34,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:38,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 2262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:39,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 130 states and 132 transitions. [2022-11-20 17:52:39,574 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 132 transitions. [2022-11-20 17:52:39,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 17:52:39,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:39,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 133 states and 135 transitions. [2022-11-20 17:52:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 135 transitions. [2022-11-20 17:52:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 17:52:44,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:44,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:48,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2504 backedges. 0 proven. 2501 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 136 states and 138 transitions. [2022-11-20 17:52:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 138 transitions. [2022-11-20 17:52:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 17:52:49,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:49,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2625 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:52:54,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:54,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 139 states and 141 transitions. [2022-11-20 17:52:54,368 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2022-11-20 17:52:54,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-20 17:52:54,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:54,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2755 backedges. 0 proven. 2752 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:00,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 142 states and 144 transitions. [2022-11-20 17:53:00,299 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 144 transitions. [2022-11-20 17:53:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 17:53:00,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:00,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2885 backedges. 0 proven. 2882 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:05,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 145 states and 147 transitions. [2022-11-20 17:53:05,471 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 147 transitions. [2022-11-20 17:53:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 17:53:05,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:05,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:09,810 INFO L134 CoverageAnalysis]: Checked inductivity of 3018 backedges. 0 proven. 3015 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:11,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 148 states and 150 transitions. [2022-11-20 17:53:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 150 transitions. [2022-11-20 17:53:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 17:53:11,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:11,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3154 backedges. 0 proven. 3151 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 151 states and 153 transitions. [2022-11-20 17:53:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 153 transitions. [2022-11-20 17:53:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 17:53:16,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:16,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:21,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3293 backedges. 0 proven. 3290 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:22,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 154 states and 156 transitions. [2022-11-20 17:53:22,522 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 156 transitions. [2022-11-20 17:53:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 17:53:22,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:22,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 3435 backedges. 0 proven. 3432 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 157 states and 159 transitions. [2022-11-20 17:53:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 159 transitions. [2022-11-20 17:53:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 17:53:28,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:28,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3580 backedges. 0 proven. 3577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 160 states and 162 transitions. [2022-11-20 17:53:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 162 transitions. [2022-11-20 17:53:33,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 17:53:33,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:33,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3728 backedges. 0 proven. 3725 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:40,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:40,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 163 states and 165 transitions. [2022-11-20 17:53:40,179 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 165 transitions. [2022-11-20 17:53:40,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 17:53:40,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:40,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3879 backedges. 0 proven. 3876 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:46,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 166 states and 168 transitions. [2022-11-20 17:53:46,579 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 168 transitions. [2022-11-20 17:53:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-20 17:53:46,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:51,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4033 backedges. 0 proven. 4030 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:53:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 169 states and 171 transitions. [2022-11-20 17:53:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 171 transitions. [2022-11-20 17:53:53,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-20 17:53:53,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:53,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4190 backedges. 0 proven. 4187 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:00,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:00,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 172 states and 174 transitions. [2022-11-20 17:54:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 174 transitions. [2022-11-20 17:54:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-20 17:54:00,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:00,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 0 proven. 4347 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:07,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 175 states and 177 transitions. [2022-11-20 17:54:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 177 transitions. [2022-11-20 17:54:07,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-20 17:54:07,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:07,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:12,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4513 backedges. 0 proven. 4510 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:14,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:14,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 178 states and 180 transitions. [2022-11-20 17:54:14,554 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 180 transitions. [2022-11-20 17:54:14,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-20 17:54:14,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:14,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4679 backedges. 0 proven. 4676 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:21,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 181 states and 183 transitions. [2022-11-20 17:54:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 183 transitions. [2022-11-20 17:54:21,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-11-20 17:54:21,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:21,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4848 backedges. 0 proven. 4845 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 184 states and 186 transitions. [2022-11-20 17:54:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 186 transitions. [2022-11-20 17:54:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-20 17:54:29,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:29,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:35,898 INFO L134 CoverageAnalysis]: Checked inductivity of 5020 backedges. 0 proven. 5017 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:37,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 187 states and 189 transitions. [2022-11-20 17:54:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 189 transitions. [2022-11-20 17:54:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 17:54:37,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:37,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5195 backedges. 0 proven. 5192 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 190 states and 192 transitions. [2022-11-20 17:54:46,007 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 192 transitions. [2022-11-20 17:54:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-20 17:54:46,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:46,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 5373 backedges. 0 proven. 5370 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:54:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 193 states and 195 transitions. [2022-11-20 17:54:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 195 transitions. [2022-11-20 17:54:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-20 17:54:54,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:54,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5554 backedges. 0 proven. 5551 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:55:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:03,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 196 states and 198 transitions. [2022-11-20 17:55:03,225 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 198 transitions. [2022-11-20 17:55:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-20 17:55:03,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:03,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 5738 backedges. 0 proven. 5735 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:55:12,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:12,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 199 states and 201 transitions. [2022-11-20 17:55:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 201 transitions. [2022-11-20 17:55:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-20 17:55:12,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:12,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 5925 backedges. 0 proven. 5922 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:55:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:21,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 202 states and 204 transitions. [2022-11-20 17:55:21,434 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 204 transitions. [2022-11-20 17:55:21,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-11-20 17:55:21,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:21,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 6115 backedges. 0 proven. 6112 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:55:31,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:31,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 205 states and 207 transitions. [2022-11-20 17:55:31,081 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 207 transitions. [2022-11-20 17:55:31,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-20 17:55:31,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:31,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:38,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6308 backedges. 0 proven. 6305 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:55:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:40,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 208 states and 210 transitions. [2022-11-20 17:55:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 210 transitions. [2022-11-20 17:55:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-20 17:55:40,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:40,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:48,868 INFO L134 CoverageAnalysis]: Checked inductivity of 6504 backedges. 0 proven. 6501 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:55:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:50,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 211 states and 213 transitions. [2022-11-20 17:55:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 213 transitions. [2022-11-20 17:55:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-20 17:55:50,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:50,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6703 backedges. 0 proven. 6700 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:56:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 214 states and 216 transitions. [2022-11-20 17:56:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 216 transitions. [2022-11-20 17:56:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-20 17:56:01,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:01,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:09,858 INFO L134 CoverageAnalysis]: Checked inductivity of 6905 backedges. 0 proven. 6902 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:56:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:11,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 217 states and 219 transitions. [2022-11-20 17:56:11,849 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 219 transitions. [2022-11-20 17:56:11,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-11-20 17:56:11,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:11,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 7110 backedges. 0 proven. 7107 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:56:22,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 220 states and 222 transitions. [2022-11-20 17:56:22,718 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 222 transitions. [2022-11-20 17:56:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-20 17:56:22,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:22,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:31,762 INFO L134 CoverageAnalysis]: Checked inductivity of 7318 backedges. 0 proven. 7315 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:56:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 223 states and 225 transitions. [2022-11-20 17:56:33,870 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 225 transitions. [2022-11-20 17:56:33,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-11-20 17:56:33,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:33,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:43,062 INFO L134 CoverageAnalysis]: Checked inductivity of 7529 backedges. 0 proven. 7526 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:56:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:45,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 226 states and 228 transitions. [2022-11-20 17:56:45,166 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 228 transitions. [2022-11-20 17:56:45,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-20 17:56:45,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:45,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:54,647 INFO L134 CoverageAnalysis]: Checked inductivity of 7743 backedges. 0 proven. 7740 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:56:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 229 states and 231 transitions. [2022-11-20 17:56:56,709 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 231 transitions. [2022-11-20 17:56:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-20 17:56:56,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:56,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 7960 backedges. 0 proven. 7957 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:57:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 232 states and 234 transitions. [2022-11-20 17:57:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 234 transitions. [2022-11-20 17:57:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-11-20 17:57:08,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:08,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8180 backedges. 0 proven. 8177 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:57:20,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 235 states and 237 transitions. [2022-11-20 17:57:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 237 transitions. [2022-11-20 17:57:20,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-11-20 17:57:20,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:20,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:31,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8403 backedges. 0 proven. 8400 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:57:33,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 238 states and 240 transitions. [2022-11-20 17:57:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 240 transitions. [2022-11-20 17:57:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-20 17:57:33,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:33,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8629 backedges. 0 proven. 8626 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:57:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 241 states and 243 transitions. [2022-11-20 17:57:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 243 transitions. [2022-11-20 17:57:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-20 17:57:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:46,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8858 backedges. 0 proven. 8855 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:57:59,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 244 states and 246 transitions. [2022-11-20 17:57:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 246 transitions. [2022-11-20 17:57:59,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-20 17:57:59,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:59,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9090 backedges. 0 proven. 9087 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:58:12,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 247 states and 249 transitions. [2022-11-20 17:58:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 249 transitions. [2022-11-20 17:58:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-11-20 17:58:12,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:24,869 INFO L134 CoverageAnalysis]: Checked inductivity of 9325 backedges. 0 proven. 9322 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:58:27,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 250 states and 252 transitions. [2022-11-20 17:58:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 252 transitions. [2022-11-20 17:58:27,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-20 17:58:27,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:27,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 9563 backedges. 0 proven. 9560 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:58:44,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:44,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 253 states and 255 transitions. [2022-11-20 17:58:44,660 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 255 transitions. [2022-11-20 17:58:44,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-20 17:58:44,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:44,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 9804 backedges. 0 proven. 9801 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:00,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:00,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 256 states and 258 transitions. [2022-11-20 17:59:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 258 transitions. [2022-11-20 17:59:00,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-11-20 17:59:00,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:00,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 10048 backedges. 0 proven. 10045 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 259 states and 261 transitions. [2022-11-20 17:59:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 261 transitions. [2022-11-20 17:59:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-11-20 17:59:18,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:18,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:32,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10295 backedges. 0 proven. 10292 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 262 states and 264 transitions. [2022-11-20 17:59:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 264 transitions. [2022-11-20 17:59:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-20 17:59:34,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:34,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat