./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops/sum_array-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/sum_array-2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg --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 0cf9175e436d0e00a51b884dabf87739d3176e3315a908e56fcba99730a10796 --- 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-b5237d8 [2022-11-21 22:01:06,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:01:06,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:01:06,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:01:06,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:01:06,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:01:06,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:01:06,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:01:06,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:01:06,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:01:06,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:01:06,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:01:06,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:01:06,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:01:06,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:01:06,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:01:06,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:01:06,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:01:06,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:01:06,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:01:06,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:01:06,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:01:06,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:01:06,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:01:06,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:01:06,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:01:06,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:01:06,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:01:06,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:01:06,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:01:06,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:01:06,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:01:06,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:01:06,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:01:06,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:01:06,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:01:06,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:01:06,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:01:06,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:01:06,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:01:06,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:01:06,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:01:06,892 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:01:06,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:01:06,894 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:01:06,894 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:01:06,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:01:06,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:01:06,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:01:06,896 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:01:06,896 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:01:06,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:01:06,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:01:06,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:01:06,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:01:06,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:01:06,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:01:06,898 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:01:06,898 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:01:06,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:01:06,899 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:01:06,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:01:06,899 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:01:06,900 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:01:06,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:01:06,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:01:06,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:01:06,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:01:06,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:01:06,901 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:01:06,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:01:06,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:01:06,902 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_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cf9175e436d0e00a51b884dabf87739d3176e3315a908e56fcba99730a10796 [2022-11-21 22:01:07,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:01:07,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:01:07,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:01:07,233 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:01:07,234 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:01:07,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loops/sum_array-2-2.i [2022-11-21 22:01:10,317 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:01:10,558 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:01:10,559 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/sv-benchmarks/c/loops/sum_array-2-2.i [2022-11-21 22:01:10,566 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/data/607c33e2a/16a67f181c694449a01a905b64052430/FLAGb1402b42c [2022-11-21 22:01:10,584 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/data/607c33e2a/16a67f181c694449a01a905b64052430 [2022-11-21 22:01:10,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:01:10,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:01:10,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:01:10,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:01:10,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:01:10,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:10,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d7cc44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10, skipping insertion in model container [2022-11-21 22:01:10,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:10,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:01:10,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:01:10,832 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_01120191-da4d-40a8-acd1-828733a09244/sv-benchmarks/c/loops/sum_array-2-2.i[940,953] [2022-11-21 22:01:10,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:01:10,887 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:01:10,904 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_01120191-da4d-40a8-acd1-828733a09244/sv-benchmarks/c/loops/sum_array-2-2.i[940,953] [2022-11-21 22:01:10,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:01:10,958 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:01:10,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10 WrapperNode [2022-11-21 22:01:10,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:01:10,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:01:10,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:01:10,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:01:10,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:10,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,034 INFO L138 Inliner]: procedures = 18, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 132 [2022-11-21 22:01:11,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:01:11,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:01:11,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:01:11,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:01:11,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,096 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:01:11,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:01:11,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:01:11,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:01:11,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:10" (1/1) ... [2022-11-21 22:01:11,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:01:11,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:01:11,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:01:11,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01120191-da4d-40a8-acd1-828733a09244/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:01:11,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:01:11,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:01:11,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:01:11,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:01:11,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:01:11,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:01:11,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:01:11,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:01:11,290 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:01:11,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:01:11,603 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:01:11,663 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:01:11,678 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 22:01:11,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:11 BoogieIcfgContainer [2022-11-21 22:01:11,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:01:11,682 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:01:11,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:01:11,693 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:01:11,693 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:11" (1/1) ... [2022-11-21 22:01:11,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:01:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:11,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-11-21 22:01:11,808 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-11-21 22:01:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:01:11,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:11,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:12,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:12,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-11-21 22:01:12,582 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-11-21 22:01:12,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:01:12,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:12,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:12,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:12,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2022-11-21 22:01:12,831 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2022-11-21 22:01:12,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:01:12,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:12,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2022-11-21 22:01:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2022-11-21 22:01:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:01:13,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:13,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:15,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:16,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2022-11-21 22:01:16,982 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2022-11-21 22:01:16,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:01:16,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:16,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 43 states and 92 transitions. [2022-11-21 22:01:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 92 transitions. [2022-11-21 22:01:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:01:23,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:23,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:01:25,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 46 states and 98 transitions. [2022-11-21 22:01:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 98 transitions. [2022-11-21 22:01:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:01:25,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:25,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:28,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 50 states and 109 transitions. [2022-11-21 22:01:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 109 transitions. [2022-11-21 22:01:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:01:28,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:28,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:33,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:33,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 57 states and 131 transitions. [2022-11-21 22:01:33,946 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 131 transitions. [2022-11-21 22:01:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:01:33,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:33,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:37,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 71 states and 170 transitions. [2022-11-21 22:01:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 170 transitions. [2022-11-21 22:01:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:01:48,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:52,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:52,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 76 states and 180 transitions. [2022-11-21 22:01:52,652 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 180 transitions. [2022-11-21 22:01:52,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:01:52,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:52,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:54,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 81 states and 192 transitions. [2022-11-21 22:02:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 192 transitions. [2022-11-21 22:02:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:02:00,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:00,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:08,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 85 states and 210 transitions. [2022-11-21 22:02:08,883 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 210 transitions. [2022-11-21 22:02:08,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:02:08,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:08,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:13,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 88 states and 219 transitions. [2022-11-21 22:02:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 219 transitions. [2022-11-21 22:02:13,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:02:13,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:13,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:18,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 91 states and 225 transitions. [2022-11-21 22:02:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 225 transitions. [2022-11-21 22:02:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:02:18,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:18,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:24,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 96 states and 237 transitions. [2022-11-21 22:02:24,297 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 237 transitions. [2022-11-21 22:02:24,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:02:24,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:24,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:45,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 107 states and 283 transitions. [2022-11-21 22:02:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 283 transitions. [2022-11-21 22:02:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:02:45,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:50,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 108 states and 285 transitions. [2022-11-21 22:02:50,255 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 285 transitions. [2022-11-21 22:02:50,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:02:50,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:50,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:51,207 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:57,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:57,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 112 states and 298 transitions. [2022-11-21 22:02:57,310 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 298 transitions. [2022-11-21 22:02:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:02:57,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:57,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:03:01,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 114 states and 304 transitions. [2022-11-21 22:03:01,258 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 304 transitions. [2022-11-21 22:03:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:03:01,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:01,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:03:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 116 states and 312 transitions. [2022-11-21 22:03:03,674 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 312 transitions. [2022-11-21 22:03:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:03:03,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:03,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:03:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 130 states and 351 transitions. [2022-11-21 22:03:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 351 transitions. [2022-11-21 22:03:38,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:03:38,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:38,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:03:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 133 states and 360 transitions. [2022-11-21 22:03:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 360 transitions. [2022-11-21 22:03:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:03:45,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:45,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:24,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 144 states and 392 transitions. [2022-11-21 22:04:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 392 transitions. [2022-11-21 22:04:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:04:24,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:24,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 150 states and 405 transitions. [2022-11-21 22:04:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 405 transitions. [2022-11-21 22:04:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:04:40,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:40,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:04:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:59,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 157 states and 423 transitions. [2022-11-21 22:04:59,609 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 423 transitions. [2022-11-21 22:04:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:04:59,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:59,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:05:26,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:26,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 165 states and 449 transitions. [2022-11-21 22:05:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 449 transitions. [2022-11-21 22:05:26,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:05:26,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:26,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:33,396 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:05:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 168 states and 455 transitions. [2022-11-21 22:05:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 455 transitions. [2022-11-21 22:05:46,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:05:46,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:46,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:06:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:06:07,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 173 states and 474 transitions. [2022-11-21 22:06:07,176 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 474 transitions. [2022-11-21 22:06:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:06:07,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:06:07,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:06:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:06:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:06:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:06:24,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 175 states and 480 transitions. [2022-11-21 22:06:24,450 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 480 transitions. [2022-11-21 22:06:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:06:24,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:06:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:06:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:06:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:06:36,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:06:36,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 178 states and 491 transitions. [2022-11-21 22:06:36,224 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 491 transitions. [2022-11-21 22:06:36,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:06:36,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:06:36,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:06:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:06:42,224 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:07:03,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:03,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 184 states and 513 transitions. [2022-11-21 22:07:03,721 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 513 transitions. [2022-11-21 22:07:03,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:07:03,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:03,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:04,031 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:07:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 184 states and 509 transitions. [2022-11-21 22:07:07,250 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 509 transitions. [2022-11-21 22:07:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:07:07,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:07,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:07:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:20,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 187 states and 514 transitions. [2022-11-21 22:07:20,890 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 514 transitions. [2022-11-21 22:07:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:07:20,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:07:32,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 189 states and 518 transitions. [2022-11-21 22:07:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 518 transitions. [2022-11-21 22:07:32,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:07:32,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:32,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:07:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:36,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 189 states and 514 transitions. [2022-11-21 22:07:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 514 transitions. [2022-11-21 22:07:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 22:07:36,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:36,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:41,848 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:08:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:08:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 195 states and 530 transitions. [2022-11-21 22:08:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 530 transitions. [2022-11-21 22:08:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:08:02,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:08:02,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:08:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:08:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:08:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:08:17,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 200 states and 543 transitions. [2022-11-21 22:08:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 543 transitions. [2022-11-21 22:08:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:08:17,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:08:17,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:08:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:08:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:09:13,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:09:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 213 states and 589 transitions. [2022-11-21 22:09:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 589 transitions. [2022-11-21 22:09:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:09:13,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:09:13,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:09:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:09:17,221 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:09:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:09:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 216 states and 602 transitions. [2022-11-21 22:09:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 602 transitions. [2022-11-21 22:09:27,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:09:27,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:09:27,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:09:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:09:40,831 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:10:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 225 states and 628 transitions. [2022-11-21 22:10:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 628 transitions. [2022-11-21 22:10:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:10:19,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:19,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:28,001 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:10:40,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:40,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 228 states and 633 transitions. [2022-11-21 22:10:40,561 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 633 transitions. [2022-11-21 22:10:40,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:10:40,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:40,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:11:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:40,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 237 states and 666 transitions. [2022-11-21 22:11:40,763 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 666 transitions. [2022-11-21 22:11:40,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:11:40,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:40,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:11:59,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:59,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 241 states and 677 transitions. [2022-11-21 22:11:59,427 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 677 transitions. [2022-11-21 22:11:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:11:59,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:59,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:06,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 241 states and 669 transitions. [2022-11-21 22:12:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 669 transitions. [2022-11-21 22:12:06,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:12:06,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:06,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:12:40,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:40,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 246 states and 684 transitions. [2022-11-21 22:12:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 684 transitions. [2022-11-21 22:12:40,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:12:40,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:40,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat