./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/mbpr4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/mbpr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3770c63a87ff983494c9353997301d9eb30588c650f83b67bcf55f325443055 --- 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-2329fc7 [2022-12-14 21:34:18,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:34:18,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:34:18,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:34:18,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:34:18,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:34:18,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:34:18,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:34:18,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:34:18,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:34:18,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:34:18,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:34:18,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:34:18,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:34:18,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:34:18,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:34:18,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:34:18,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:34:18,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:34:18,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:34:18,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:34:18,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:34:18,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:34:18,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:34:18,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:34:18,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:34:18,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:34:18,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:34:18,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:34:18,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:34:18,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:34:18,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:34:18,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:34:18,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:34:18,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:34:18,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:34:18,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:34:18,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:34:18,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:34:18,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:34:18,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:34:18,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:34:18,365 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:34:18,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:34:18,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:34:18,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:34:18,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:34:18,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:34:18,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:34:18,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:34:18,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:34:18,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:34:18,368 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:34:18,368 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:34:18,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:34:18,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:34:18,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:34:18,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:34:18,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:34:18,369 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:34:18,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:34:18,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:34:18,369 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_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3770c63a87ff983494c9353997301d9eb30588c650f83b67bcf55f325443055 [2022-12-14 21:34:18,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:34:18,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:34:18,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:34:18,578 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:34:18,579 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:34:18,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-tiling/mbpr4.c [2022-12-14 21:34:21,218 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:34:21,362 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:34:21,362 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/sv-benchmarks/c/array-tiling/mbpr4.c [2022-12-14 21:34:21,367 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/data/137c0dbf0/b1fd041f7f654fada5684bcf737b8e91/FLAGa5419e5bb [2022-12-14 21:34:21,378 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/data/137c0dbf0/b1fd041f7f654fada5684bcf737b8e91 [2022-12-14 21:34:21,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:34:21,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:34:21,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:34:21,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:34:21,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:34:21,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de82dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21, skipping insertion in model container [2022-12-14 21:34:21,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:34:21,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:34:21,516 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_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/sv-benchmarks/c/array-tiling/mbpr4.c[396,409] [2022-12-14 21:34:21,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:34:21,546 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:34:21,557 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_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/sv-benchmarks/c/array-tiling/mbpr4.c[396,409] [2022-12-14 21:34:21,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:34:21,582 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:34:21,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21 WrapperNode [2022-12-14 21:34:21,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:34:21,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:34:21,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:34:21,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:34:21,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,615 INFO L138 Inliner]: procedures = 15, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 145 [2022-12-14 21:34:21,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:34:21,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:34:21,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:34:21,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:34:21,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,636 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:34:21,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:34:21,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:34:21,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:34:21,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:34:21" (1/1) ... [2022-12-14 21:34:21,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:34:21,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:34:21,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:34:21,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b4876-ec71-4aff-9739-7a8e6e92cc0b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:34:21,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:34:21,757 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:34:21,759 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:34:21,967 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:34:22,066 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:34:22,066 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 21:34:22,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:34:22 BoogieIcfgContainer [2022-12-14 21:34:22,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:34:22,069 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:34:22,069 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:34:22,077 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:34:22,077 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:34:22" (1/1) ... [2022-12-14 21:34:22,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:34:22,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2022-12-14 21:34:22,124 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2022-12-14 21:34:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:34:22,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:22,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:34:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2022-12-14 21:34:22,531 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2022-12-14 21:34:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:34:22,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:22,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:22,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:34:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2022-12-14 21:34:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2022-12-14 21:34:22,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:34:22,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:22,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:22,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:34:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2022-12-14 21:34:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2022-12-14 21:34:23,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:34:23,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:23,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:23,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:34:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2022-12-14 21:34:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2022-12-14 21:34:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:34:23,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:23,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:24,291 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:34:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2022-12-14 21:34:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2022-12-14 21:34:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:34:25,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:34:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2022-12-14 21:34:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2022-12-14 21:34:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:34:27,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:27,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:34:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2022-12-14 21:34:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2022-12-14 21:34:28,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:34:28,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:28,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:28,388 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:34:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2022-12-14 21:34:29,079 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2022-12-14 21:34:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:34:29,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:29,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:34:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2022-12-14 21:34:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2022-12-14 21:34:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:34:29,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:29,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:34:31,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 42 states and 78 transitions. [2022-12-14 21:34:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2022-12-14 21:34:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:34:31,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:31,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:32,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:34:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 51 states and 96 transitions. [2022-12-14 21:34:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 96 transitions. [2022-12-14 21:34:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:34:35,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:37,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:37,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2022-12-14 21:34:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2022-12-14 21:34:37,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:34:37,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:37,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:38,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:38,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 54 states and 97 transitions. [2022-12-14 21:34:38,012 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 97 transitions. [2022-12-14 21:34:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:34:38,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:38,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 21:34:38,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2022-12-14 21:34:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2022-12-14 21:34:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:34:38,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:38,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:34:40,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:40,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 92 transitions. [2022-12-14 21:34:40,106 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2022-12-14 21:34:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:34:40,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:40,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:40,355 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:34:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 57 states and 105 transitions. [2022-12-14 21:34:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 105 transitions. [2022-12-14 21:34:42,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:34:42,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:42,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:44,223 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:34:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 123 transitions. [2022-12-14 21:34:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2022-12-14 21:34:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:34:48,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:48,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:51,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 69 states and 125 transitions. [2022-12-14 21:34:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2022-12-14 21:34:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:34:51,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:51,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:34:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 122 transitions. [2022-12-14 21:34:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2022-12-14 21:34:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:34:52,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:52,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:34:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 70 states and 123 transitions. [2022-12-14 21:34:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 123 transitions. [2022-12-14 21:34:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:34:52,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:52,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:34:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 78 states and 143 transitions. [2022-12-14 21:34:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 143 transitions. [2022-12-14 21:34:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:34:58,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:58,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:35:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 84 states and 161 transitions. [2022-12-14 21:35:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 161 transitions. [2022-12-14 21:35:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:35:05,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:05,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 21:35:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 78 states and 150 transitions. [2022-12-14 21:35:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 150 transitions. [2022-12-14 21:35:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:35:09,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:09,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:35:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:17,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 89 states and 173 transitions. [2022-12-14 21:35:17,764 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 173 transitions. [2022-12-14 21:35:17,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:35:17,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:17,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:35:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 92 states and 180 transitions. [2022-12-14 21:35:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 180 transitions. [2022-12-14 21:35:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:35:20,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:20,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:20,758 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:35:25,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:25,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 101 states and 197 transitions. [2022-12-14 21:35:25,696 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 197 transitions. [2022-12-14 21:35:25,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:35:25,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:25,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:27,191 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:35:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 104 states and 210 transitions. [2022-12-14 21:35:31,395 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 210 transitions. [2022-12-14 21:35:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:35:31,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:31,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 21:35:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 109 states and 221 transitions. [2022-12-14 21:35:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 221 transitions. [2022-12-14 21:35:37,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:35:37,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:37,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:35:37,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 109 states and 218 transitions. [2022-12-14 21:35:37,842 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 218 transitions. [2022-12-14 21:35:37,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:35:37,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:37,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:38,151 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:35:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:38,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2022-12-14 21:35:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2022-12-14 21:35:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:35:38,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:38,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:40,811 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:35:47,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:47,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 119 states and 234 transitions. [2022-12-14 21:35:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 234 transitions. [2022-12-14 21:35:47,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:35:47,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:47,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:35:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 120 states and 235 transitions. [2022-12-14 21:35:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 235 transitions. [2022-12-14 21:35:49,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:35:49,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:49,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:35:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 121 states and 235 transitions. [2022-12-14 21:35:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 235 transitions. [2022-12-14 21:35:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:35:51,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:51,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:35:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 126 states and 243 transitions. [2022-12-14 21:35:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 243 transitions. [2022-12-14 21:35:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:35:56,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:56,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:35:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 127 states and 244 transitions. [2022-12-14 21:35:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 244 transitions. [2022-12-14 21:35:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:35:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:57,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:36:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 141 states and 282 transitions. [2022-12-14 21:36:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 282 transitions. [2022-12-14 21:36:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:36:12,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:12,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:36:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2022-12-14 21:36:17,969 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2022-12-14 21:36:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:36:17,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:17,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 21:36:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 137 states and 272 transitions. [2022-12-14 21:36:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 272 transitions. [2022-12-14 21:36:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:36:19,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:19,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 21:36:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 133 states and 264 transitions. [2022-12-14 21:36:20,518 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 264 transitions. [2022-12-14 21:36:20,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:36:20,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:20,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:36:24,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:24,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2022-12-14 21:36:24,183 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2022-12-14 21:36:24,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:36:24,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:24,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:25,237 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:36:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 127 states and 263 transitions. [2022-12-14 21:36:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 263 transitions. [2022-12-14 21:36:29,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:36:29,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:29,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:36:43,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:43,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 140 states and 289 transitions. [2022-12-14 21:36:43,110 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 289 transitions. [2022-12-14 21:36:43,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:43,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:43,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:36:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 143 states and 296 transitions. [2022-12-14 21:36:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 296 transitions. [2022-12-14 21:36:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:54,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:54,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 21:36:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:58,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 296 transitions. [2022-12-14 21:36:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 296 transitions. [2022-12-14 21:36:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:58,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:58,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:02,199 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:37:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 145 states and 296 transitions. [2022-12-14 21:37:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2022-12-14 21:37:05,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:37:05,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:05,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:05,397 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:37:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 145 states and 293 transitions. [2022-12-14 21:37:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 293 transitions. [2022-12-14 21:37:06,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:37:06,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:06,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:37:08,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:08,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 146 states and 295 transitions. [2022-12-14 21:37:08,208 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 295 transitions. [2022-12-14 21:37:08,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:37:08,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:08,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:09,338 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:37:10,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 147 states and 296 transitions. [2022-12-14 21:37:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 296 transitions. [2022-12-14 21:37:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:37:10,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:10,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:37:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 148 states and 298 transitions. [2022-12-14 21:37:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 298 transitions. [2022-12-14 21:37:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:37:12,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:37:31,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 314 transitions. [2022-12-14 21:37:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 314 transitions. [2022-12-14 21:37:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:37:31,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:31,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:37:32,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:32,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2022-12-14 21:37:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2022-12-14 21:37:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:37:32,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:32,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 21:37:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 161 states and 316 transitions. [2022-12-14 21:37:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 316 transitions. [2022-12-14 21:37:37,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:37:37,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:37,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:44,654 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 177 states and 371 transitions. [2022-12-14 21:38:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 371 transitions. [2022-12-14 21:38:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:22,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:22,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:27,556 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 21:38:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 178 states and 371 transitions. [2022-12-14 21:38:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 371 transitions. [2022-12-14 21:38:30,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:30,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:30,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:31,803 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 21:38:39,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 185 states and 386 transitions. [2022-12-14 21:38:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 386 transitions. [2022-12-14 21:38:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:39,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:39,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 21:38:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 186 states and 387 transitions. [2022-12-14 21:38:42,042 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 387 transitions. [2022-12-14 21:38:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:38:42,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:42,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 21:38:45,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 187 states and 389 transitions. [2022-12-14 21:38:45,337 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 389 transitions. [2022-12-14 21:38:45,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:38:45,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:45,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:39:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 202 states and 417 transitions. [2022-12-14 21:39:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 417 transitions. [2022-12-14 21:39:06,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:39:06,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:06,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,113 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:39:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 202 states and 414 transitions. [2022-12-14 21:39:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 414 transitions. [2022-12-14 21:39:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:39:08,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:08,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:39:14,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:14,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 203 states and 416 transitions. [2022-12-14 21:39:14,063 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 416 transitions. [2022-12-14 21:39:14,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:39:14,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:14,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 21:39:30,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 209 states and 426 transitions. [2022-12-14 21:39:30,275 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 426 transitions. [2022-12-14 21:39:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:39:30,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:30,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:33,041 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 21:39:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 210 states and 426 transitions. [2022-12-14 21:39:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 426 transitions. [2022-12-14 21:39:35,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:39:35,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:35,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 21:39:40,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 211 states and 426 transitions. [2022-12-14 21:39:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 426 transitions. [2022-12-14 21:39:40,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:39:40,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:40,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 21:39:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 206 states and 417 transitions. [2022-12-14 21:39:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 417 transitions. [2022-12-14 21:39:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:39:42,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:42,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:40:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:40:44,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 224 states and 480 transitions. [2022-12-14 21:40:44,195 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 480 transitions. [2022-12-14 21:40:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:40:44,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:40:44,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:40:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:40:47,150 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 21:40:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:40:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 231 states and 495 transitions. [2022-12-14 21:40:57,587 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 495 transitions. [2022-12-14 21:40:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:40:57,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:40:57,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:40:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:41:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:41:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:41:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 232 states and 498 transitions. [2022-12-14 21:41:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 498 transitions. [2022-12-14 21:41:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:41:12,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:41:12,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:41:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:41:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 21:41:37,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:41:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 245 states and 516 transitions. [2022-12-14 21:41:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 516 transitions. [2022-12-14 21:41:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:41:37,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:41:37,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:41:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:41:39,034 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 21:41:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:41:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 246 states and 517 transitions. [2022-12-14 21:41:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 517 transitions. [2022-12-14 21:41:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:41:41,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:41:41,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:41:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:41:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 32 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 21:41:46,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:41:46,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 247 states and 517 transitions. [2022-12-14 21:41:46,136 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 517 transitions. [2022-12-14 21:41:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:41:46,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:41:46,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:41:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:41:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 21:41:50,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:41:50,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 248 states and 518 transitions. [2022-12-14 21:41:50,255 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 518 transitions. [2022-12-14 21:41:50,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:41:50,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:41:50,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:41:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:03,194 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:42:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:35,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 252 states and 528 transitions. [2022-12-14 21:42:35,824 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 528 transitions. [2022-12-14 21:42:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:42:35,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:35,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:42:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:48,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 253 states and 529 transitions. [2022-12-14 21:42:48,055 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 529 transitions. [2022-12-14 21:42:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:42:48,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:48,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 17 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-12-14 21:42:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:55,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 232 states and 486 transitions. [2022-12-14 21:42:55,619 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 486 transitions. [2022-12-14 21:42:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:42:55,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:55,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:02,035 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:43:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 225 states and 473 transitions. [2022-12-14 21:43:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 473 transitions. [2022-12-14 21:43:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:43:03,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:03,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:04,242 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:43:16,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:16,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 226 states and 475 transitions. [2022-12-14 21:43:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 475 transitions. [2022-12-14 21:43:16,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:43:16,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:16,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:43:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 227 states and 477 transitions. [2022-12-14 21:43:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 477 transitions. [2022-12-14 21:43:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:43:21,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:21,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:24,630 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 21:43:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:55,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 244 states and 506 transitions. [2022-12-14 21:43:55,458 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 506 transitions. [2022-12-14 21:43:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:43:55,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:55,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:45:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:20,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 266 states and 592 transitions. [2022-12-14 21:45:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 592 transitions. [2022-12-14 21:45:20,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:45:20,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:20,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:46:01,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 269 states and 597 transitions. [2022-12-14 21:46:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 597 transitions. [2022-12-14 21:46:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:46:01,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:01,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:46:03,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 270 states and 600 transitions. [2022-12-14 21:46:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 600 transitions. [2022-12-14 21:46:03,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:46:03,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:03,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-12-14 21:46:12,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:12,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 271 states and 600 transitions. [2022-12-14 21:46:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 600 transitions. [2022-12-14 21:46:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:46:12,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:12,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 21:46:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 260 states and 585 transitions. [2022-12-14 21:46:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 585 transitions. [2022-12-14 21:46:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:46:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 263 states and 593 transitions. [2022-12-14 21:47:08,570 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 593 transitions. [2022-12-14 21:47:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:47:08,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:08,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:11,170 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 21:47:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 264 states and 594 transitions. [2022-12-14 21:47:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 594 transitions. [2022-12-14 21:47:15,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:47:15,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:15,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:20,807 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 39 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-14 21:47:53,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 279 states and 616 transitions. [2022-12-14 21:47:53,153 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 616 transitions. [2022-12-14 21:47:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:47:53,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:53,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:57,971 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 39 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-14 21:47:59,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:59,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 280 states and 616 transitions. [2022-12-14 21:47:59,930 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 616 transitions. [2022-12-14 21:47:59,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:47:59,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:59,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat