./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/mlceu.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/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_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/mlceu.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d3cc2e7af8cdfad5003daafcde8bd8bcf193cd0b5d066a7a9bad715ddc9d422 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:47:19,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:19,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:19,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:19,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:19,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:19,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:19,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:19,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:19,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:19,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:19,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:19,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:19,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:19,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:19,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:19,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:19,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:19,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:19,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:19,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:19,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:19,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:19,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:19,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:19,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:19,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:19,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:19,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:19,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:19,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:19,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:19,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:19,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:19,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:19,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:19,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:19,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:19,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:19,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:19,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:19,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:47:19,161 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:19,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:19,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:19,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:19,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:19,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:19,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:19,165 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:47:19,165 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:47:19,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:47:19,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:47:19,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:19,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:19,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:19,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:19,167 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:47:19,167 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:47:19,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:19,167 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:19,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:19,168 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:19,168 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:19,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:19,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:19,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:19,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:19,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:19,170 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:47:19,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:47:19,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:19,171 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_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d3cc2e7af8cdfad5003daafcde8bd8bcf193cd0b5d066a7a9bad715ddc9d422 [2022-11-20 17:47:19,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:19,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:19,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:19,460 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:19,461 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:19,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-tiling/mlceu.c [2022-11-20 17:47:22,538 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:22,801 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:22,802 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/sv-benchmarks/c/array-tiling/mlceu.c [2022-11-20 17:47:22,812 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/data/8f3f92049/f0b44792434a4e40a424d9343eb079b9/FLAG5a11adf3d [2022-11-20 17:47:22,826 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/data/8f3f92049/f0b44792434a4e40a424d9343eb079b9 [2022-11-20 17:47:22,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:22,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:22,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:22,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:22,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:22,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:22" (1/1) ... [2022-11-20 17:47:22,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22832143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:22, skipping insertion in model container [2022-11-20 17:47:22,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:22" (1/1) ... [2022-11-20 17:47:22,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:22,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:23,009 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_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/sv-benchmarks/c/array-tiling/mlceu.c[396,409] [2022-11-20 17:47:23,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:23,032 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:23,043 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_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/sv-benchmarks/c/array-tiling/mlceu.c[396,409] [2022-11-20 17:47:23,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:23,062 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:23,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23 WrapperNode [2022-11-20 17:47:23,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:23,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:23,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:23,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:23,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,097 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2022-11-20 17:47:23,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:23,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:23,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:23,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:23,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,118 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:23,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:23,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:23,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:23,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:23,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:23,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:23,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83e6578e-d6d3-43fd-ba71-23a1a4ebd467/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:23,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:47:23,267 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:23,269 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:23,414 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:23,478 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:23,478 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:47:23,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:23 BoogieIcfgContainer [2022-11-20 17:47:23,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:47:23,492 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:47:23,493 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:47:23,504 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:47:23,505 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:23" (1/1) ... [2022-11-20 17:47:23,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:47:23,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:23,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-20 17:47:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-20 17:47:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:47:23,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:23,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:24,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2022-11-20 17:47:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2022-11-20 17:47:24,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:47:24,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:24,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:24,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:24,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-11-20 17:47:24,216 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-11-20 17:47:24,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:47:24,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:24,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:24,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:24,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:24,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-20 17:47:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-20 17:47:24,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:47:24,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:24,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:24,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2022-11-20 17:47:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2022-11-20 17:47:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:47:24,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:24,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:25,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-11-20 17:47:25,064 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-11-20 17:47:25,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:47:25,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2022-11-20 17:47:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2022-11-20 17:47:25,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:47:25,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:25,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-20 17:47:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-20 17:47:25,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:47:25,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:25,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-11-20 17:47:25,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-11-20 17:47:25,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:47:25,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2022-11-20 17:47:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-11-20 17:47:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:47:25,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-11-20 17:47:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-11-20 17:47:26,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:47:26,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:26,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,261 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:26,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:26,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2022-11-20 17:47:26,451 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-11-20 17:47:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:47:26,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:26,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:27,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-11-20 17:47:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-11-20 17:47:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:47:27,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:27,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:27,194 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:27,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2022-11-20 17:47:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-11-20 17:47:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:47:27,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:27,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2022-11-20 17:47:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2022-11-20 17:47:28,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:47:28,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:28,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:29,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2022-11-20 17:47:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2022-11-20 17:47:29,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:47:29,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:29,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:29,547 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:47:29,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 17:47:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 17:47:29,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:47:29,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:29,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:30,218 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2022-11-20 17:47:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2022-11-20 17:47:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:47:30,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:30,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:47:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:31,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2022-11-20 17:47:31,310 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2022-11-20 17:47:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:47:31,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:31,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:31,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2022-11-20 17:47:31,965 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2022-11-20 17:47:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:47:31,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:31,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 18 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 65 states and 94 transitions. [2022-11-20 17:47:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2022-11-20 17:47:34,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:47:34,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:34,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:34,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 68 states and 101 transitions. [2022-11-20 17:47:34,870 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2022-11-20 17:47:34,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:47:34,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:34,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:35,070 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 17:47:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:35,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2022-11-20 17:47:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2022-11-20 17:47:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:47:35,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:35,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:36,265 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2022-11-20 17:47:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2022-11-20 17:47:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:47:36,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:36,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:37,300 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 29 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2022-11-20 17:47:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2022-11-20 17:47:39,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:47:39,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:39,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:40,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2022-11-20 17:47:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2022-11-20 17:47:40,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:47:40,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:40,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-20 17:47:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2022-11-20 17:47:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2022-11-20 17:47:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:47:42,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:42,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 94 states and 148 transitions. [2022-11-20 17:47:43,237 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2022-11-20 17:47:43,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:47:43,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:43,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:43,953 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 43 proven. 48 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 168 transitions. [2022-11-20 17:47:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2022-11-20 17:47:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:47:48,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:48,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:48,611 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 111 states and 177 transitions. [2022-11-20 17:47:49,357 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 177 transitions. [2022-11-20 17:47:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:47:49,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:49,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-20 17:47:50,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 114 states and 181 transitions. [2022-11-20 17:47:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 181 transitions. [2022-11-20 17:47:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:47:50,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:50,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 117 states and 190 transitions. [2022-11-20 17:47:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 190 transitions. [2022-11-20 17:47:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:47:52,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:52,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:53,010 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 60 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:58,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2022-11-20 17:47:58,799 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2022-11-20 17:47:58,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:47:58,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 224 transitions. [2022-11-20 17:48:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2022-11-20 17:48:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:48:00,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:00,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 17:48:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:02,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 140 states and 228 transitions. [2022-11-20 17:48:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 228 transitions. [2022-11-20 17:48:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:48:02,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:02,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 143 states and 238 transitions. [2022-11-20 17:48:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 238 transitions. [2022-11-20 17:48:03,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:48:03,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:03,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 80 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:48:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:12,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 163 states and 266 transitions. [2022-11-20 17:48:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 266 transitions. [2022-11-20 17:48:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:48:12,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:12,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 166 states and 277 transitions. [2022-11-20 17:48:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 277 transitions. [2022-11-20 17:48:14,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:48:14,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:14,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-20 17:48:16,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:16,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 169 states and 281 transitions. [2022-11-20 17:48:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 281 transitions. [2022-11-20 17:48:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:48:16,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:16,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 172 states and 292 transitions. [2022-11-20 17:48:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 292 transitions. [2022-11-20 17:48:18,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:48:18,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:18,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:19,801 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 103 proven. 114 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:48:30,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:30,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 195 states and 324 transitions. [2022-11-20 17:48:30,778 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 324 transitions. [2022-11-20 17:48:30,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:48:30,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:30,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:31,771 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:33,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:33,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 198 states and 336 transitions. [2022-11-20 17:48:33,011 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 336 transitions. [2022-11-20 17:48:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:48:33,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:33,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-11-20 17:48:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 201 states and 340 transitions. [2022-11-20 17:48:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 340 transitions. [2022-11-20 17:48:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:48:35,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:35,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:37,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:37,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 204 states and 352 transitions. [2022-11-20 17:48:37,874 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 352 transitions. [2022-11-20 17:48:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:48:37,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:37,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 129 proven. 142 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:48:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:53,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 230 states and 388 transitions. [2022-11-20 17:48:53,556 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 388 transitions. [2022-11-20 17:48:53,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:48:53,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:53,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 233 states and 401 transitions. [2022-11-20 17:48:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 401 transitions. [2022-11-20 17:48:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:48:56,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:56,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:48:58,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 236 states and 405 transitions. [2022-11-20 17:48:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 405 transitions. [2022-11-20 17:48:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:48:58,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:58,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:59,967 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 239 states and 418 transitions. [2022-11-20 17:49:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 418 transitions. [2022-11-20 17:49:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:49:01,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:01,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 158 proven. 173 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 268 states and 458 transitions. [2022-11-20 17:49:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 458 transitions. [2022-11-20 17:49:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:49:21,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:21,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:22,673 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:24,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 271 states and 472 transitions. [2022-11-20 17:49:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 472 transitions. [2022-11-20 17:49:24,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:49:24,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-11-20 17:49:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 274 states and 476 transitions. [2022-11-20 17:49:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 476 transitions. [2022-11-20 17:49:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:49:27,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:28,801 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:30,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 277 states and 490 transitions. [2022-11-20 17:49:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 490 transitions. [2022-11-20 17:49:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:49:30,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:30,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:32,369 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 190 proven. 207 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 309 states and 534 transitions. [2022-11-20 17:49:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 534 transitions. [2022-11-20 17:49:55,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:49:55,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:55,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 312 states and 549 transitions. [2022-11-20 17:49:59,057 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 549 transitions. [2022-11-20 17:49:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:49:59,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:59,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-11-20 17:50:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 315 states and 553 transitions. [2022-11-20 17:50:02,557 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 553 transitions. [2022-11-20 17:50:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:50:02,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:02,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 318 states and 568 transitions. [2022-11-20 17:50:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 568 transitions. [2022-11-20 17:50:06,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:50:06,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:06,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:08,109 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 244 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:36,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:36,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 353 states and 616 transitions. [2022-11-20 17:50:36,861 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 616 transitions. [2022-11-20 17:50:36,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:50:36,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:36,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 356 states and 632 transitions. [2022-11-20 17:50:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 632 transitions. [2022-11-20 17:50:40,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:50:40,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:40,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2022-11-20 17:50:44,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 359 states and 636 transitions. [2022-11-20 17:50:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 636 transitions. [2022-11-20 17:50:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 17:50:44,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:44,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:48,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 362 states and 652 transitions. [2022-11-20 17:50:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 652 transitions. [2022-11-20 17:50:48,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:50:48,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:48,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 263 proven. 284 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 400 states and 704 transitions. [2022-11-20 17:51:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 704 transitions. [2022-11-20 17:51:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:51:26,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:26,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:31,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 403 states and 721 transitions. [2022-11-20 17:51:31,416 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 721 transitions. [2022-11-20 17:51:31,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:51:31,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2022-11-20 17:51:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 406 states and 725 transitions. [2022-11-20 17:51:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 725 transitions. [2022-11-20 17:51:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:51:36,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:36,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 409 states and 742 transitions. [2022-11-20 17:51:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 742 transitions. [2022-11-20 17:51:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:51:41,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 304 proven. 327 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:27,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 450 states and 798 transitions. [2022-11-20 17:52:27,436 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 798 transitions. [2022-11-20 17:52:27,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:52:27,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:27,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:32,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:32,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 453 states and 816 transitions. [2022-11-20 17:52:32,707 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 816 transitions. [2022-11-20 17:52:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:52:32,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:32,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2022-11-20 17:52:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 456 states and 820 transitions. [2022-11-20 17:52:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 820 transitions. [2022-11-20 17:52:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:52:38,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1457 backedges. 0 proven. 1457 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:43,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 459 states and 838 transitions. [2022-11-20 17:52:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 838 transitions. [2022-11-20 17:52:43,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:52:43,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:43,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 348 proven. 373 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:40,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:40,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 503 states and 898 transitions. [2022-11-20 17:53:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 898 transitions. [2022-11-20 17:53:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:53:40,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:40,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:46,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:46,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 506 states and 917 transitions. [2022-11-20 17:53:46,810 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 917 transitions. [2022-11-20 17:53:46,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:53:46,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:46,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2022-11-20 17:53:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 509 states and 921 transitions. [2022-11-20 17:53:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 921 transitions. [2022-11-20 17:53:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:53:52,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:52,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1650 backedges. 0 proven. 1650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:59,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 512 states and 940 transitions. [2022-11-20 17:53:59,235 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 940 transitions. [2022-11-20 17:53:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:53:59,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:59,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 395 proven. 422 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 559 states and 1004 transitions. [2022-11-20 17:55:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1004 transitions. [2022-11-20 17:55:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 17:55:05,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:05,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:08,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1751 backedges. 0 proven. 1751 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:12,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:12,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 562 states and 1024 transitions. [2022-11-20 17:55:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1024 transitions. [2022-11-20 17:55:12,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:55:12,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:12,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-11-20 17:55:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 565 states and 1028 transitions. [2022-11-20 17:55:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1028 transitions. [2022-11-20 17:55:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:55:18,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 1855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 568 states and 1048 transitions. [2022-11-20 17:55:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1048 transitions. [2022-11-20 17:55:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:55:25,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:25,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 445 proven. 474 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:56:43,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:43,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 618 states and 1116 transitions. [2022-11-20 17:56:43,653 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1116 transitions. [2022-11-20 17:56:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:56:43,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:43,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 0 proven. 1962 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 621 states and 1137 transitions. [2022-11-20 17:56:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1137 transitions. [2022-11-20 17:56:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:56:50,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2022-11-20 17:56:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 624 states and 1141 transitions. [2022-11-20 17:56:58,592 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1141 transitions. [2022-11-20 17:56:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 17:56:58,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:58,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2072 backedges. 0 proven. 2072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 627 states and 1162 transitions. [2022-11-20 17:57:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1162 transitions. [2022-11-20 17:57:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:57:06,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:06,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 498 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:58:37,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:37,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 680 states and 1234 transitions. [2022-11-20 17:58:37,874 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1234 transitions. [2022-11-20 17:58:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:58:37,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:37,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2185 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:46,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:46,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 683 states and 1256 transitions. [2022-11-20 17:58:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1256 transitions. [2022-11-20 17:58:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:58:46,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:46,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-20 17:58:54,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:54,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 686 states and 1260 transitions. [2022-11-20 17:58:54,360 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1260 transitions. [2022-11-20 17:58:54,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:58:54,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:54,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:02,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 689 states and 1282 transitions. [2022-11-20 17:59:02,567 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1282 transitions. [2022-11-20 17:59:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 17:59:02,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:02,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 554 proven. 587 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.