./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_allDiff2_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_allDiff2_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45c2395b28f523380bfcff26ce2efb02406d69c6cc122ac9297e3f35ef9c7306 --- 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-dbf71c6-m [2022-10-17 17:04:13,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:13,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:13,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:13,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:13,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:13,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:13,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:13,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:13,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:13,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:13,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:13,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:13,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:13,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:13,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:13,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:13,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:13,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:13,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:13,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:13,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:13,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:13,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:13,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:13,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:13,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:13,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:13,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:13,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:13,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:13,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:13,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:13,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:13,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:13,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:13,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:13,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:13,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:13,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:13,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:13,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:13,169 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:13,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:13,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:13,171 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:13,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:13,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:13,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:13,172 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:13,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:13,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:13,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:13,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:13,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:13,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:13,174 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:13,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:13,175 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:13,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:13,176 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:13,176 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:13,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:13,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:13,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:13,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:13,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:13,178 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:13,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:13,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:13,178 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_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45c2395b28f523380bfcff26ce2efb02406d69c6cc122ac9297e3f35ef9c7306 [2022-10-17 17:04:13,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:13,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:13,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:13,454 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:13,455 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:13,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_allDiff2_ground.i [2022-10-17 17:04:13,521 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/data/c4f05efb3/31eb1f8c27d84b65bdf4d647617f0a72/FLAG5d160fae6 [2022-10-17 17:04:13,965 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:13,966 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/sv-benchmarks/c/array-examples/standard_allDiff2_ground.i [2022-10-17 17:04:13,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/data/c4f05efb3/31eb1f8c27d84b65bdf4d647617f0a72/FLAG5d160fae6 [2022-10-17 17:04:14,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/data/c4f05efb3/31eb1f8c27d84b65bdf4d647617f0a72 [2022-10-17 17:04:14,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:14,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:14,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:14,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:14,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:14,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5324eaa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14, skipping insertion in model container [2022-10-17 17:04:14,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:14,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:14,600 WARN L230 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_cf8ff152-bd11-4bbb-9afe-45306de38e22/sv-benchmarks/c/array-examples/standard_allDiff2_ground.i[817,830] [2022-10-17 17:04:14,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:14,634 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:14,645 WARN L230 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_cf8ff152-bd11-4bbb-9afe-45306de38e22/sv-benchmarks/c/array-examples/standard_allDiff2_ground.i[817,830] [2022-10-17 17:04:14,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:14,667 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:14,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14 WrapperNode [2022-10-17 17:04:14,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:14,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:14,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:14,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:14,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,726 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2022-10-17 17:04:14,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:14,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:14,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:14,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:14,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,765 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:14,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:14,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:14,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:14,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:14" (1/1) ... [2022-10-17 17:04:14,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:14,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:14,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:14,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf8ff152-bd11-4bbb-9afe-45306de38e22/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:14,911 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:14,913 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:15,061 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:15,114 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:15,115 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 17:04:15,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:15 BoogieIcfgContainer [2022-10-17 17:04:15,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:15,119 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:15,119 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:15,130 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:15,131 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:15" (1/1) ... [2022-10-17 17:04:15,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 17:04:15,200 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 17:04:15,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:04:15,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2022-10-17 17:04:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2022-10-17 17:04:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:04:15,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2022-10-17 17:04:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2022-10-17 17:04:15,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:04:15,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:16,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:16,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-10-17 17:04:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-10-17 17:04:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:04:16,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:16,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:16,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:16,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 17:04:16,427 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 17:04:16,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:16,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:16,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:16,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:04:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 17:04:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 17:04:16,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:04:16,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:16,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,115 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:17,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2022-10-17 17:04:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2022-10-17 17:04:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:17,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:17,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2022-10-17 17:04:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2022-10-17 17:04:17,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:17,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2022-10-17 17:04:17,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2022-10-17 17:04:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:17,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,877 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2022-10-17 17:04:18,013 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2022-10-17 17:04:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:18,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2022-10-17 17:04:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2022-10-17 17:04:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:04:18,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:18,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2022-10-17 17:04:18,613 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2022-10-17 17:04:18,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:04:18,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,756 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:18,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2022-10-17 17:04:18,934 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2022-10-17 17:04:18,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:18,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,072 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-10-17 17:04:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-10-17 17:04:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:04:19,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,425 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2022-10-17 17:04:19,633 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2022-10-17 17:04:19,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:04:19,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2022-10-17 17:04:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2022-10-17 17:04:20,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:04:20,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2022-10-17 17:04:20,448 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-10-17 17:04:20,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:04:20,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,699 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:20,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2022-10-17 17:04:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-10-17 17:04:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:04:20,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2022-10-17 17:04:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2022-10-17 17:04:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:04:21,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,678 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2022-10-17 17:04:21,927 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2022-10-17 17:04:21,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:04:21,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2022-10-17 17:04:22,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2022-10-17 17:04:22,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:04:22,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2022-10-17 17:04:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2022-10-17 17:04:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:04:23,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,361 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:23,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2022-10-17 17:04:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2022-10-17 17:04:23,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:04:23,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-10-17 17:04:24,247 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-10-17 17:04:24,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:04:24,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2022-10-17 17:04:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2022-10-17 17:04:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:24,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2022-10-17 17:04:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2022-10-17 17:04:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:04:25,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2022-10-17 17:04:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2022-10-17 17:04:26,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:04:26,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-10-17 17:04:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-10-17 17:04:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:04:26,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-10-17 17:04:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-10-17 17:04:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:04:27,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,776 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-10-17 17:04:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-10-17 17:04:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:04:28,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:28,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2022-10-17 17:04:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2022-10-17 17:04:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:04:28,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2022-10-17 17:04:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-10-17 17:04:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:04:29,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:29,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:30,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2022-10-17 17:04:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-10-17 17:04:30,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:04:30,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,832 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2022-10-17 17:04:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2022-10-17 17:04:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:04:31,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:31,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2022-10-17 17:04:31,986 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2022-10-17 17:04:31,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:04:31,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:32,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2022-10-17 17:04:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-10-17 17:04:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:04:32,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:33,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2022-10-17 17:04:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2022-10-17 17:04:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:04:33,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,253 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2022-10-17 17:04:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2022-10-17 17:04:34,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:04:34,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:35,114 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:35,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2022-10-17 17:04:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2022-10-17 17:04:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:35,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:36,062 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:36,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2022-10-17 17:04:36,484 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-10-17 17:04:36,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:36,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:36,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:37,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2022-10-17 17:04:37,523 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-10-17 17:04:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:37,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:37,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:38,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2022-10-17 17:04:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-10-17 17:04:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:04:38,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:38,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:39,047 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 58 states and 72 transitions. [2022-10-17 17:04:39,611 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2022-10-17 17:04:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:04:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:39,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2022-10-17 17:04:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2022-10-17 17:04:40,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:04:40,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:40,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2022-10-17 17:04:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2022-10-17 17:04:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:04:41,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:41,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.