./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 944b5ec42c2162154ede6c802018109a010424c3110973822c2880295480d39e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:24:44,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:24:44,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:24:44,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:24:44,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:24:44,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:24:44,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:24:44,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:24:44,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:24:44,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:24:44,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:24:44,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:24:44,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:24:44,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:24:44,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:24:44,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:24:44,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:24:44,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:24:44,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:24:44,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:24:44,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:24:44,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:24:44,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:24:44,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:24:44,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:24:44,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:24:44,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:24:44,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:24:44,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:24:44,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:24:44,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:24:44,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:24:44,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:24:44,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:24:44,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:24:44,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:24:44,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:24:44,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:24:44,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:24:44,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:24:44,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:24:44,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:24:44,959 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:24:44,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:24:44,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:24:44,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:24:44,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:24:44,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:24:44,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:24:44,962 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:24:44,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:24:44,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:24:44,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:24:44,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:24:44,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:24:44,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:24:44,965 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:24:44,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:24:44,965 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:24:44,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:24:44,966 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:24:44,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:24:44,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:24:44,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:44,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:24:44,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:24:44,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:24:44,967 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:24:44,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:24:44,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:24:44,968 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_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 944b5ec42c2162154ede6c802018109a010424c3110973822c2880295480d39e [2022-11-20 18:24:45,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:24:45,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:24:45,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:24:45,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:24:45,289 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:24:45,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2022-11-20 18:24:48,378 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:24:48,793 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:24:48,794 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2022-11-20 18:24:48,809 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/data/61fde48a7/c1ddc87b1f0a4bd8aca8fac51e353c48/FLAG39a399bb2 [2022-11-20 18:24:49,018 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/data/61fde48a7/c1ddc87b1f0a4bd8aca8fac51e353c48 [2022-11-20 18:24:49,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:24:49,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:24:49,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:49,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:24:49,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:24:49,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2442b74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49, skipping insertion in model container [2022-11-20 18:24:49,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:24:49,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:24:49,499 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_e45b9a32-38d1-4047-a544-d3052939a145/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c[61047,61060] [2022-11-20 18:24:49,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:49,516 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:24:49,652 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_e45b9a32-38d1-4047-a544-d3052939a145/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c[61047,61060] [2022-11-20 18:24:49,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:49,672 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:24:49,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49 WrapperNode [2022-11-20 18:24:49,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:49,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:49,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:24:49,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:24:49,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,807 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 1963 [2022-11-20 18:24:49,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:49,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:24:49,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:24:49,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:24:49,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,879 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:24:49,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:24:49,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:24:49,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:24:49,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:49" (1/1) ... [2022-11-20 18:24:49,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:49,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:24:49,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:24:50,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e45b9a32-38d1-4047-a544-d3052939a145/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:24:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:24:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:24:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:24:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:24:50,303 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:24:50,305 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:24:52,106 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:24:54,016 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:24:54,017 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:24:54,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:54 BoogieIcfgContainer [2022-11-20 18:24:54,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:24:54,032 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:24:54,032 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:24:54,043 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:24:54,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:54" (1/1) ... [2022-11-20 18:24:54,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:24:54,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2022-11-20 18:24:54,146 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2022-11-20 18:24:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 18:24:54,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:54,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:03,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2022-11-20 18:25:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2022-11-20 18:25:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 18:25:03,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:03,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2022-11-20 18:25:09,445 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2022-11-20 18:25:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 18:25:09,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:09,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2022-11-20 18:25:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2022-11-20 18:25:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 18:25:15,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:15,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2022-11-20 18:25:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2022-11-20 18:25:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-20 18:25:20,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:20,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:24,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:25,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:25,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2022-11-20 18:25:25,668 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2022-11-20 18:25:25,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 18:25:25,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:25,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:29,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2022-11-20 18:25:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2022-11-20 18:25:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 18:25:30,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:30,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2022-11-20 18:25:38,397 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2022-11-20 18:25:38,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 18:25:38,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:38,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:43,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2022-11-20 18:25:45,465 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2022-11-20 18:25:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 18:25:45,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:45,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2022-11-20 18:25:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2022-11-20 18:25:46,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-20 18:25:46,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:46,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:46,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2022-11-20 18:25:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2022-11-20 18:25:46,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-20 18:25:46,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:46,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:51,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:54,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:54,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2022-11-20 18:25:54,794 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2022-11-20 18:25:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-20 18:25:54,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:54,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:55,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:55,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2022-11-20 18:25:55,872 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2022-11-20 18:25:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-20 18:25:55,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:55,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:07,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:15,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 519 states and 897 transitions. [2022-11-20 18:26:15,492 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 897 transitions. [2022-11-20 18:26:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 18:26:15,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:15,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:29,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 538 states and 933 transitions. [2022-11-20 18:26:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 933 transitions. [2022-11-20 18:26:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 18:26:29,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:29,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:34,682 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 539 states and 935 transitions. [2022-11-20 18:26:35,234 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 935 transitions. [2022-11-20 18:26:35,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 18:26:35,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:35,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:50,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 559 states and 972 transitions. [2022-11-20 18:26:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 972 transitions. [2022-11-20 18:26:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 18:26:50,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:50,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 560 states and 973 transitions. [2022-11-20 18:26:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 973 transitions. [2022-11-20 18:26:55,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 18:26:55,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:55,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:59,953 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 581 states and 1012 transitions. [2022-11-20 18:27:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1012 transitions. [2022-11-20 18:27:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 18:27:09,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:09,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 583 states and 1015 transitions. [2022-11-20 18:27:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1015 transitions. [2022-11-20 18:27:15,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 18:27:15,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:15,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:21,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 584 states and 1016 transitions. [2022-11-20 18:27:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1016 transitions. [2022-11-20 18:27:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 18:27:21,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:21,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:35,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 600 states and 1049 transitions. [2022-11-20 18:27:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1049 transitions. [2022-11-20 18:27:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 18:27:35,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:35,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:40,157 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 603 states and 1055 transitions. [2022-11-20 18:27:41,978 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1055 transitions. [2022-11-20 18:27:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 18:27:41,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:41,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:47,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 604 states and 1056 transitions. [2022-11-20 18:27:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1056 transitions. [2022-11-20 18:27:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 18:27:47,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:47,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:53,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 605 states and 1057 transitions. [2022-11-20 18:27:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1057 transitions. [2022-11-20 18:27:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 18:27:53,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:53,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:57,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 606 states and 1058 transitions. [2022-11-20 18:27:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1058 transitions. [2022-11-20 18:27:57,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:27:57,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:57,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:11,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 622 states and 1095 transitions. [2022-11-20 18:28:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1095 transitions. [2022-11-20 18:28:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:28:11,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:11,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:15,867 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 625 states and 1099 transitions. [2022-11-20 18:28:18,072 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1099 transitions. [2022-11-20 18:28:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:28:18,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:18,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:24,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 628 states and 1104 transitions. [2022-11-20 18:28:24,930 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1104 transitions. [2022-11-20 18:28:24,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:28:24,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:24,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:29,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 629 states and 1105 transitions. [2022-11-20 18:28:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1105 transitions. [2022-11-20 18:28:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:28:29,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:29,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:33,940 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:36,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 632 states and 1114 transitions. [2022-11-20 18:28:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1114 transitions. [2022-11-20 18:28:36,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 18:28:36,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:36,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:41,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 633 states and 1115 transitions. [2022-11-20 18:28:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1115 transitions. [2022-11-20 18:28:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 18:28:41,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:41,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:52,037 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:29:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 657 states and 1150 transitions. [2022-11-20 18:29:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1150 transitions. [2022-11-20 18:29:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 18:29:08,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:08,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:13,585 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:29:19,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 664 states and 1165 transitions. [2022-11-20 18:29:19,767 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1165 transitions. [2022-11-20 18:29:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 18:29:19,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:19,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:29:49,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:49,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 687 states and 1202 transitions. [2022-11-20 18:29:49,491 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1202 transitions. [2022-11-20 18:29:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 18:29:49,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:49,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:30:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 703 states and 1272 transitions. [2022-11-20 18:30:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1272 transitions. [2022-11-20 18:30:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-20 18:30:18,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:18,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:30:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:38,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 716 states and 1295 transitions. [2022-11-20 18:30:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1295 transitions. [2022-11-20 18:30:38,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-20 18:30:38,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:38,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:43,390 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:30:45,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 717 states and 1300 transitions. [2022-11-20 18:30:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1300 transitions. [2022-11-20 18:30:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-20 18:30:45,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:45,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:51,254 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:31:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:31:07,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 730 states and 1328 transitions. [2022-11-20 18:31:07,328 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1328 transitions. [2022-11-20 18:31:07,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-20 18:31:07,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:31:07,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:31:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:31:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:31:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:31:13,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 731 states and 1328 transitions. [2022-11-20 18:31:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1328 transitions. [2022-11-20 18:31:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 18:31:13,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:31:13,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:31:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:31:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:31:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:31:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 743 states and 1356 transitions. [2022-11-20 18:31:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1356 transitions. [2022-11-20 18:31:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 18:31:35,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:31:35,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:31:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:31:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:31:43,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:31:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 745 states and 1362 transitions. [2022-11-20 18:31:43,039 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1362 transitions. [2022-11-20 18:31:43,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 18:31:43,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:31:43,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:31:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:31:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:31:51,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:31:51,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 746 states and 1364 transitions. [2022-11-20 18:31:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1364 transitions. [2022-11-20 18:31:51,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 18:31:51,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:31:51,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:31:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:31:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:32:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:32:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 757 states and 1392 transitions. [2022-11-20 18:32:14,187 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1392 transitions. [2022-11-20 18:32:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 18:32:14,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:32:14,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:32:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:32:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:32:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:32:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 774 states and 1437 transitions. [2022-11-20 18:32:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1437 transitions. [2022-11-20 18:32:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 18:32:50,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:32:50,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:32:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:32:55,703 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:32:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:32:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 775 states and 1443 transitions. [2022-11-20 18:32:57,159 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1443 transitions. [2022-11-20 18:32:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 18:32:57,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:32:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:32:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:33:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:33:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:33:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 776 states and 1445 transitions. [2022-11-20 18:33:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1445 transitions. [2022-11-20 18:33:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 18:33:03,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:33:03,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:33:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:33:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:33:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:33:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 793 states and 1494 transitions. [2022-11-20 18:33:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1494 transitions. [2022-11-20 18:33:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 18:33:31,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:33:31,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:33:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:33:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:34:18,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:34:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 809 states and 1532 transitions. [2022-11-20 18:34:18,624 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1532 transitions. [2022-11-20 18:34:18,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 18:34:18,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:34:18,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:34:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:34:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:34:30,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:34:30,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 811 states and 1543 transitions. [2022-11-20 18:34:30,022 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1543 transitions. [2022-11-20 18:34:30,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 18:34:30,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:34:30,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:34:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:34:42,105 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:34:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:34:53,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 814 states and 1550 transitions. [2022-11-20 18:34:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1550 transitions. [2022-11-20 18:34:53,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 18:34:53,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:34:53,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:34:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:35:06,444 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:35:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:35:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 821 states and 1575 transitions. [2022-11-20 18:35:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1575 transitions. [2022-11-20 18:35:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 18:35:21,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:35:21,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:35:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:35:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:35:32,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:35:32,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 822 states and 1576 transitions. [2022-11-20 18:35:32,984 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1576 transitions. [2022-11-20 18:35:32,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 18:35:32,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:35:32,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:35:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:35:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:35:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:35:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 827 states and 1593 transitions. [2022-11-20 18:35:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1593 transitions. [2022-11-20 18:35:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 18:35:51,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:35:51,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:35:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:36:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:36:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:36:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 831 states and 1610 transitions. [2022-11-20 18:36:09,266 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1610 transitions. [2022-11-20 18:36:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 18:36:09,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:36:09,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:36:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:36:17,987 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:36:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:36:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 836 states and 1628 transitions. [2022-11-20 18:36:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1628 transitions. [2022-11-20 18:36:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 18:36:27,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:36:27,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:36:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:36:40,341 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:37:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:37:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 853 states and 1678 transitions. [2022-11-20 18:37:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1678 transitions. [2022-11-20 18:37:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 18:37:12,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:37:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:37:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:37:19,924 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:37:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:37:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 860 states and 1710 transitions. [2022-11-20 18:37:34,385 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1710 transitions. [2022-11-20 18:37:34,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 18:37:34,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:37:34,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:37:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:37:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:37:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:37:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 861 states and 1716 transitions. [2022-11-20 18:37:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1716 transitions. [2022-11-20 18:37:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 18:37:44,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:37:44,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:37:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:37:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:37:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:37:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 862 states and 1729 transitions. [2022-11-20 18:37:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1729 transitions. [2022-11-20 18:37:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 18:37:52,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:37:52,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:37:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:37:58,538 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:38:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:38:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 866 states and 1755 transitions. [2022-11-20 18:38:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1755 transitions. [2022-11-20 18:38:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 18:38:04,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:38:04,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:38:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat