./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-properties/list_flag-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-properties/list_flag-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ --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 4547628201bbb61f481f84914c46868091db8c6a3d0c4d8890951b495ae3c7da --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:49:15,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:49:15,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:49:16,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:49:16,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:49:16,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:49:16,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:49:16,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:49:16,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:49:16,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:49:16,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:49:16,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:49:16,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:49:16,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:49:16,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:49:16,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:49:16,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:49:16,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:49:16,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:49:16,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:49:16,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:49:16,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:49:16,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:49:16,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:49:16,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:49:16,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:49:16,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:49:16,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:49:16,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:49:16,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:49:16,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:49:16,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:49:16,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:49:16,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:49:16,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:49:16,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:49:16,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:49:16,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:49:16,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:49:16,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:49:16,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:49:16,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:49:16,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:49:16,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:49:16,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:49:16,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:49:16,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:49:16,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:49:16,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:49:16,175 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:49:16,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:49:16,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:49:16,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:49:16,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:49:16,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:49:16,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:49:16,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:49:16,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:49:16,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:49:16,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:49:16,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:49:16,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:49:16,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:49:16,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:16,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:49:16,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:49:16,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:49:16,189 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:49:16,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:49:16,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:49:16,190 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_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4547628201bbb61f481f84914c46868091db8c6a3d0c4d8890951b495ae3c7da [2021-11-23 01:49:16,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:49:16,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:49:16,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:49:16,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:49:16,584 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:49:16,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-properties/list_flag-2.i [2021-11-23 01:49:16,683 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/data/f90bd1fd8/bfcff68ac0954f57806730398528ea78/FLAG2f4ea5df3 [2021-11-23 01:49:17,494 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:49:17,495 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/sv-benchmarks/c/list-properties/list_flag-2.i [2021-11-23 01:49:17,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/data/f90bd1fd8/bfcff68ac0954f57806730398528ea78/FLAG2f4ea5df3 [2021-11-23 01:49:17,713 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/data/f90bd1fd8/bfcff68ac0954f57806730398528ea78 [2021-11-23 01:49:17,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:49:17,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:49:17,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:17,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:49:17,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:49:17,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:17" (1/1) ... [2021-11-23 01:49:17,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72b17c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:17, skipping insertion in model container [2021-11-23 01:49:17,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:17" (1/1) ... [2021-11-23 01:49:17,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:49:17,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:49:18,268 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_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/sv-benchmarks/c/list-properties/list_flag-2.i[23375,23388] [2021-11-23 01:49:18,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:18,283 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:49:18,330 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_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/sv-benchmarks/c/list-properties/list_flag-2.i[23375,23388] [2021-11-23 01:49:18,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:18,369 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:49:18,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18 WrapperNode [2021-11-23 01:49:18,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:18,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:18,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:49:18,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:49:18,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,456 INFO L137 Inliner]: procedures = 124, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-11-23 01:49:18,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:18,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:49:18,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:49:18,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:49:18,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:49:18,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:49:18,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:49:18,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:49:18,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:18" (1/1) ... [2021-11-23 01:49:18,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:18,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:49:18,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:49:18,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5b171d-cfd7-4d1a-aa5d-2bc6a647767c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:49:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 01:49:18,608 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 01:49:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:49:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:49:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:49:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:49:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:49:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:49:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:49:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:49:18,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:49:18,747 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:49:18,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:49:18,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-11-23 01:49:19,047 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:49:19,078 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:49:19,083 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:49:19,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:19 BoogieIcfgContainer [2021-11-23 01:49:19,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:49:19,089 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:49:19,090 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:49:19,103 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:49:19,103 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:19" (1/1) ... [2021-11-23 01:49:19,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:49:19,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2021-11-23 01:49:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2021-11-23 01:49:19,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:49:19,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2021-11-23 01:49:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-11-23 01:49:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:49:19,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2021-11-23 01:49:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-11-23 01:49:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:49:19,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2021-11-23 01:49:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2021-11-23 01:49:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:49:19,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:20,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2021-11-23 01:49:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-11-23 01:49:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:49:20,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:20,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:20,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2021-11-23 01:49:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2021-11-23 01:49:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:49:20,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:20,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:21,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:21,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2021-11-23 01:49:21,970 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-11-23 01:49:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:49:21,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:21,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:23,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2021-11-23 01:49:23,814 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2021-11-23 01:49:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:49:23,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:23,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:26,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 61 states and 94 transitions. [2021-11-23 01:49:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2021-11-23 01:49:26,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:49:26,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:26,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:27,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 97 transitions. [2021-11-23 01:49:27,213 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2021-11-23 01:49:27,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:49:27,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:27,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2021-11-23 01:49:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2021-11-23 01:49:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:49:28,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:28,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 114 transitions. [2021-11-23 01:49:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 114 transitions. [2021-11-23 01:49:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:49:30,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:30,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:31,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 77 states and 143 transitions. [2021-11-23 01:49:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 143 transitions. [2021-11-23 01:49:36,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:49:36,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:36,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:37,143 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 85 states and 160 transitions. [2021-11-23 01:49:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 160 transitions. [2021-11-23 01:49:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:49:40,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:40,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:41,658 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:44,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 93 states and 178 transitions. [2021-11-23 01:49:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 178 transitions. [2021-11-23 01:49:44,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:49:44,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:44,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:54,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 105 states and 203 transitions. [2021-11-23 01:49:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 203 transitions. [2021-11-23 01:49:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:49:54,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 111 states and 216 transitions. [2021-11-23 01:49:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 216 transitions. [2021-11-23 01:49:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:49:58,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:58,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:07,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 121 states and 235 transitions. [2021-11-23 01:50:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 235 transitions. [2021-11-23 01:50:07,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:50:07,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:07,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2021-11-23 01:50:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2021-11-23 01:50:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:50:13,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:13,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 125 states and 255 transitions. [2021-11-23 01:50:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 255 transitions. [2021-11-23 01:50:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:19,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:19,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:21,839 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:32,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 137 states and 286 transitions. [2021-11-23 01:50:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 286 transitions. [2021-11-23 01:50:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:32,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:32,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:46,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 149 states and 319 transitions. [2021-11-23 01:50:46,653 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 319 transitions. [2021-11-23 01:50:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:46,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:46,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:47,455 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:50:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 155 states and 333 transitions. [2021-11-23 01:50:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 333 transitions. [2021-11-23 01:50:51,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:51,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:51,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:52,903 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:50:57,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 161 states and 348 transitions. [2021-11-23 01:50:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 348 transitions. [2021-11-23 01:50:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:50:57,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:57,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:02,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:14,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 171 states and 371 transitions. [2021-11-23 01:51:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 371 transitions. [2021-11-23 01:51:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:51:14,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:14,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:18,147 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 181 states and 395 transitions. [2021-11-23 01:51:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 395 transitions. [2021-11-23 01:51:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:51:27,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:27,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 191 states and 428 transitions. [2021-11-23 01:51:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 428 transitions. [2021-11-23 01:51:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:51:43,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:43,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 201 states and 461 transitions. [2021-11-23 01:52:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 461 transitions. [2021-11-23 01:52:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:52:01,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:01,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:11,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:11,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 207 states and 478 transitions. [2021-11-23 01:52:11,281 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 478 transitions. [2021-11-23 01:52:11,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:52:11,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:11,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:14,153 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 213 states and 496 transitions. [2021-11-23 01:52:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 496 transitions. [2021-11-23 01:52:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:52:21,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:21,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 223 states and 530 transitions. [2021-11-23 01:52:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 530 transitions. [2021-11-23 01:52:47,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:52:47,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:47,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 233 states and 566 transitions. [2021-11-23 01:53:12,944 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 566 transitions. [2021-11-23 01:53:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:12,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:12,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:53:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 237 states and 580 transitions. [2021-11-23 01:53:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 580 transitions. [2021-11-23 01:53:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:17,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:17,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:53:21,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:21,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 241 states and 595 transitions. [2021-11-23 01:53:21,871 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 595 transitions. [2021-11-23 01:53:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:21,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:21,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:22,239 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:53:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 245 states and 610 transitions. [2021-11-23 01:53:25,752 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 610 transitions. [2021-11-23 01:53:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:25,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:25,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:53:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 247 states and 621 transitions. [2021-11-23 01:53:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 621 transitions. [2021-11-23 01:53:27,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:27,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:27,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:34,190 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 253 states and 636 transitions. [2021-11-23 01:53:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 636 transitions. [2021-11-23 01:53:45,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:45,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:45,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:53:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 255 states and 641 transitions. [2021-11-23 01:53:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 641 transitions. [2021-11-23 01:53:48,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:48,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:48,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:48,863 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:50,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 257 states and 650 transitions. [2021-11-23 01:53:50,485 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 650 transitions. [2021-11-23 01:53:50,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:53:50,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:50,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 263 states and 666 transitions. [2021-11-23 01:54:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 666 transitions. [2021-11-23 01:54:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:54:09,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:09,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:09,748 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:54:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:11,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 265 states and 673 transitions. [2021-11-23 01:54:11,378 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 673 transitions. [2021-11-23 01:54:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:54:11,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:11,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:54:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 267 states and 682 transitions. [2021-11-23 01:54:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 682 transitions. [2021-11-23 01:54:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:54:13,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:13,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:40,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:40,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 277 states and 709 transitions. [2021-11-23 01:54:40,365 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 709 transitions. [2021-11-23 01:54:40,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:54:40,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:40,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:43,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 279 states and 717 transitions. [2021-11-23 01:54:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 717 transitions. [2021-11-23 01:54:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:54:43,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:43,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 289 states and 745 transitions. [2021-11-23 01:55:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 745 transitions. [2021-11-23 01:55:07,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:55:07,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:07,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 291 states and 765 transitions. [2021-11-23 01:55:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 765 transitions. [2021-11-23 01:55:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:55:28,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:28,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:50,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 293 states and 785 transitions. [2021-11-23 01:55:50,524 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 785 transitions. [2021-11-23 01:55:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:55:50,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:50,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:56:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:14,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 301 states and 809 transitions. [2021-11-23 01:56:14,017 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 809 transitions. [2021-11-23 01:56:14,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:56:14,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:14,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:56:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:30,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 313 states and 845 transitions. [2021-11-23 01:56:30,471 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 845 transitions. [2021-11-23 01:56:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:56:30,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:30,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:32,990 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:56:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 325 states and 879 transitions. [2021-11-23 01:56:46,872 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 879 transitions. [2021-11-23 01:56:46,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:56:46,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:46,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 337 states and 926 transitions. [2021-11-23 01:57:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 926 transitions. [2021-11-23 01:57:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:57:27,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:27,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:38,381 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:09,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:09,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 349 states and 968 transitions. [2021-11-23 01:58:09,676 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 968 transitions. [2021-11-23 01:58:09,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:58:09,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:09,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:18,531 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:58:38,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 357 states and 993 transitions. [2021-11-23 01:58:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 993 transitions. [2021-11-23 01:58:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:58:38,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:38,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:38,938 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 359 states and 1003 transitions. [2021-11-23 01:58:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1003 transitions. [2021-11-23 01:58:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:58:41,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:41,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:45,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 361 states and 1012 transitions. [2021-11-23 01:58:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1012 transitions. [2021-11-23 01:58:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:58:45,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:45,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:46,407 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:49,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 363 states and 1020 transitions. [2021-11-23 01:58:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1020 transitions. [2021-11-23 01:58:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:58:49,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:49,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 365 states and 1030 transitions. [2021-11-23 01:58:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 1030 transitions. [2021-11-23 01:58:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:58:52,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:52,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:59:40,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:59:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 375 states and 1066 transitions. [2021-11-23 01:59:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1066 transitions. [2021-11-23 01:59:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:59:40,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:59:40,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 02:00:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 385 states and 1101 transitions. [2021-11-23 02:00:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1101 transitions. [2021-11-23 02:00:21,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 02:00:21,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 02:00:21,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:00:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 02:00:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 02:00:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 387 states and 1103 transitions. [2021-11-23 02:00:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1103 transitions. [2021-11-23 02:00:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 02:00:40,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 02:00:40,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:00:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:40,908 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 02:00:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 02:00:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 397 states and 1131 transitions. [2021-11-23 02:00:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1131 transitions. [2021-11-23 02:00:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 02:00:56,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 02:00:56,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:00:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:56,999 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 02:01:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 399 states and 1139 transitions. [2021-11-23 02:01:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1139 transitions. [2021-11-23 02:01:00,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 02:01:00,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 02:01:00,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:01:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.