./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive/EvenOdd01-1.c --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_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/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_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/EvenOdd01-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/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_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/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 90982c548a5fc18702a6b533ab589c969b87a7efde724f265c9d2a7d593347dc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:43:58,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:43:58,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:43:59,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:43:59,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:43:59,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:43:59,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:43:59,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:43:59,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:43:59,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:43:59,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:43:59,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:43:59,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:43:59,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:43:59,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:43:59,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:43:59,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:43:59,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:43:59,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:43:59,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:43:59,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:43:59,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:43:59,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:43:59,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:43:59,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:43:59,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:43:59,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:43:59,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:43:59,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:43:59,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:43:59,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:43:59,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:43:59,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:43:59,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:43:59,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:43:59,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:43:59,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:43:59,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:43:59,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:43:59,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:43:59,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:43:59,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:43:59,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:43:59,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:43:59,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:43:59,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:43:59,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:43:59,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:43:59,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:43:59,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:43:59,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:43:59,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:43:59,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:43:59,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:43:59,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:43:59,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:43:59,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:43:59,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:43:59,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:43:59,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:43:59,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:43:59,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:43:59,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:43:59,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:43:59,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:43:59,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:43:59,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:43:59,189 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:43:59,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:43:59,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:43:59,190 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_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90982c548a5fc18702a6b533ab589c969b87a7efde724f265c9d2a7d593347dc [2021-11-23 00:43:59,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:43:59,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:43:59,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:43:59,510 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:43:59,511 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:43:59,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/recursive/EvenOdd01-1.c [2021-11-23 00:43:59,615 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/data/c99e19fe6/9be6fde5bce84eb8bfa1cc38abba7e71/FLAG0984adeb8 [2021-11-23 00:44:00,133 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:44:00,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/sv-benchmarks/c/recursive/EvenOdd01-1.c [2021-11-23 00:44:00,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/data/c99e19fe6/9be6fde5bce84eb8bfa1cc38abba7e71/FLAG0984adeb8 [2021-11-23 00:44:00,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/data/c99e19fe6/9be6fde5bce84eb8bfa1cc38abba7e71 [2021-11-23 00:44:00,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:44:00,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:44:00,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:00,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:44:00,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:44:00,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de115d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00, skipping insertion in model container [2021-11-23 00:44:00,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:44:00,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:44:00,705 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_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/sv-benchmarks/c/recursive/EvenOdd01-1.c[975,988] [2021-11-23 00:44:00,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:00,717 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:44:00,732 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_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/sv-benchmarks/c/recursive/EvenOdd01-1.c[975,988] [2021-11-23 00:44:00,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:00,747 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:44:00,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00 WrapperNode [2021-11-23 00:44:00,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:00,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:00,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:44:00,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:44:00,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,783 INFO L137 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2021-11-23 00:44:00,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:00,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:44:00,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:44:00,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:44:00,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:44:00,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:44:00,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:44:00,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:44:00,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:00" (1/1) ... [2021-11-23 00:44:00,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:00,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:44:00,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:44:00,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1355fe51-4d13-44e3-ba9b-c18b9feeb33f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:44:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:44:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2021-11-23 00:44:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2021-11-23 00:44:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:44:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2021-11-23 00:44:00,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2021-11-23 00:44:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:44:00,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:44:00,952 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:44:00,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:44:01,067 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:44:01,080 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:44:01,080 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:44:01,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:01 BoogieIcfgContainer [2021-11-23 00:44:01,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:44:01,084 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:44:01,084 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:44:01,094 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:44:01,094 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:01" (1/1) ... [2021-11-23 00:44:01,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:44:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-23 00:44:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-23 00:44:01,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:44:01,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:01,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:01,877 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 00:44:02,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:02,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2021-11-23 00:44:02,033 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2021-11-23 00:44:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:44:02,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:02,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:02,493 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 00:44:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 41 transitions. [2021-11-23 00:44:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2021-11-23 00:44:02,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:44:02,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:02,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:02,921 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 00:44:03,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 44 transitions. [2021-11-23 00:44:03,046 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-23 00:44:03,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:44:03,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:03,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,371 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 00:44:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 50 transitions. [2021-11-23 00:44:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2021-11-23 00:44:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:44:03,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:03,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 49 transitions. [2021-11-23 00:44:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2021-11-23 00:44:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:44:04,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:04,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:44:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 57 transitions. [2021-11-23 00:44:05,678 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2021-11-23 00:44:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:44:05,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:05,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:06,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:44:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 50 states and 64 transitions. [2021-11-23 00:44:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2021-11-23 00:44:06,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:44:06,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:06,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:44:08,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 72 transitions. [2021-11-23 00:44:08,764 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2021-11-23 00:44:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:44:08,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:08,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:44:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 63 states and 79 transitions. [2021-11-23 00:44:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2021-11-23 00:44:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:44:10,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:10,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:44:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 70 states and 87 transitions. [2021-11-23 00:44:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2021-11-23 00:44:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:44:13,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:13,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:44:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 76 states and 94 transitions. [2021-11-23 00:44:15,636 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2021-11-23 00:44:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:44:15,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:15,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:44:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 83 states and 102 transitions. [2021-11-23 00:44:18,393 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 102 transitions. [2021-11-23 00:44:18,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:44:18,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:18,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 00:44:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 89 states and 109 transitions. [2021-11-23 00:44:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2021-11-23 00:44:20,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:20,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:20,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:21,508 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-23 00:44:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:23,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 96 states and 117 transitions. [2021-11-23 00:44:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 117 transitions. [2021-11-23 00:44:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:44:23,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:23,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:24,765 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 00:44:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 102 states and 124 transitions. [2021-11-23 00:44:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2021-11-23 00:44:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:44:27,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:27,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:28,051 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-23 00:44:31,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:31,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 109 states and 132 transitions. [2021-11-23 00:44:31,097 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 132 transitions. [2021-11-23 00:44:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:44:31,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:31,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:32,162 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-23 00:44:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 115 states and 139 transitions. [2021-11-23 00:44:35,103 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 139 transitions. [2021-11-23 00:44:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:44:35,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-11-23 00:44:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:40,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 122 states and 147 transitions. [2021-11-23 00:44:40,005 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 147 transitions. [2021-11-23 00:44:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:44:40,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:40,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-23 00:44:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 128 states and 154 transitions. [2021-11-23 00:44:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 154 transitions. [2021-11-23 00:44:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:44:44,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:44,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:45,293 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-23 00:44:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:49,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 135 states and 162 transitions. [2021-11-23 00:44:49,677 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 162 transitions. [2021-11-23 00:44:49,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:44:49,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:49,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-23 00:44:54,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 141 states and 169 transitions. [2021-11-23 00:44:54,922 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 169 transitions. [2021-11-23 00:44:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:44:54,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:54,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2021-11-23 00:45:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 148 states and 177 transitions. [2021-11-23 00:45:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 177 transitions. [2021-11-23 00:45:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:45:01,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:01,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-23 00:45:06,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:06,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 154 states and 184 transitions. [2021-11-23 00:45:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2021-11-23 00:45:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:45:06,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:06,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2021-11-23 00:45:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 161 states and 192 transitions. [2021-11-23 00:45:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2021-11-23 00:45:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:45:13,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:13,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2021-11-23 00:45:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:20,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 167 states and 199 transitions. [2021-11-23 00:45:20,453 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 199 transitions. [2021-11-23 00:45:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:45:20,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:20,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2021-11-23 00:45:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 174 states and 207 transitions. [2021-11-23 00:45:28,255 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 207 transitions. [2021-11-23 00:45:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:45:28,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:28,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:29,897 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2021-11-23 00:45:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 180 states and 214 transitions. [2021-11-23 00:45:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 214 transitions. [2021-11-23 00:45:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-23 00:45:35,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:35,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2021-11-23 00:45:44,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:44,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 187 states and 222 transitions. [2021-11-23 00:45:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 222 transitions. [2021-11-23 00:45:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:45:44,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:44,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-11-23 00:45:52,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:52,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 193 states and 229 transitions. [2021-11-23 00:45:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 229 transitions. [2021-11-23 00:45:52,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:45:52,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:52,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1157 backedges. 0 proven. 494 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2021-11-23 00:46:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 200 states and 237 transitions. [2021-11-23 00:46:01,847 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 237 transitions. [2021-11-23 00:46:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 00:46:01,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:01,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:03,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2021-11-23 00:46:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:10,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 206 states and 244 transitions. [2021-11-23 00:46:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 244 transitions. [2021-11-23 00:46:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 00:46:10,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:10,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2021-11-23 00:46:21,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:21,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 213 states and 252 transitions. [2021-11-23 00:46:21,254 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 252 transitions. [2021-11-23 00:46:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:46:21,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:21,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2021-11-23 00:46:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 219 states and 259 transitions. [2021-11-23 00:46:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 259 transitions. [2021-11-23 00:46:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:46:31,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:31,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1545 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2021-11-23 00:46:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:42,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 226 states and 267 transitions. [2021-11-23 00:46:42,817 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 267 transitions. [2021-11-23 00:46:42,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:46:42,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:42,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1650 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2021-11-23 00:46:53,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:53,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 232 states and 274 transitions. [2021-11-23 00:46:53,445 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 274 transitions. [2021-11-23 00:46:53,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:46:53,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:53,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1760 backedges. 0 proven. 752 refuted. 0 times theorem prover too weak. 1008 trivial. 0 not checked. [2021-11-23 00:47:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 239 states and 282 transitions. [2021-11-23 00:47:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 282 transitions. [2021-11-23 00:47:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:47:06,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:06,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1872 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2021-11-23 00:47:18,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:18,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 245 states and 289 transitions. [2021-11-23 00:47:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 289 transitions. [2021-11-23 00:47:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:47:18,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:18,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 0 proven. 850 refuted. 0 times theorem prover too weak. 1139 trivial. 0 not checked. [2021-11-23 00:47:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:32,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 252 states and 297 transitions. [2021-11-23 00:47:32,711 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 297 transitions. [2021-11-23 00:47:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:47:32,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:32,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2108 backedges. 0 proven. 901 refuted. 0 times theorem prover too weak. 1207 trivial. 0 not checked. [2021-11-23 00:47:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 258 states and 304 transitions. [2021-11-23 00:47:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 304 transitions. [2021-11-23 00:47:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:47:45,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2232 backedges. 0 proven. 954 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2021-11-23 00:48:00,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 265 states and 312 transitions. [2021-11-23 00:48:00,576 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 312 transitions. [2021-11-23 00:48:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:48:00,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:02,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2358 backedges. 0 proven. 1008 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2021-11-23 00:48:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 271 states and 319 transitions. [2021-11-23 00:48:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 319 transitions. [2021-11-23 00:48:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 00:48:13,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:13,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2489 backedges. 0 proven. 1064 refuted. 0 times theorem prover too weak. 1425 trivial. 0 not checked. [2021-11-23 00:48:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:29,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 278 states and 327 transitions. [2021-11-23 00:48:29,647 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 327 transitions. [2021-11-23 00:48:29,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-23 00:48:29,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:29,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2622 backedges. 0 proven. 1121 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2021-11-23 00:48:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:44,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 284 states and 334 transitions. [2021-11-23 00:48:44,672 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 334 transitions. [2021-11-23 00:48:44,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-23 00:48:44,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:44,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:47,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2760 backedges. 0 proven. 1180 refuted. 0 times theorem prover too weak. 1580 trivial. 0 not checked. [2021-11-23 00:49:02,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 291 states and 342 transitions. [2021-11-23 00:49:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 342 transitions. [2021-11-23 00:49:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-23 00:49:02,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:04,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 1660 trivial. 0 not checked. [2021-11-23 00:49:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:17,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 297 states and 349 transitions. [2021-11-23 00:49:17,420 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 349 transitions. [2021-11-23 00:49:17,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-23 00:49:17,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:17,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:21,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3045 backedges. 0 proven. 1302 refuted. 0 times theorem prover too weak. 1743 trivial. 0 not checked. [2021-11-23 00:49:36,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 304 states and 357 transitions. [2021-11-23 00:49:36,306 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 357 transitions. [2021-11-23 00:49:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-23 00:49:36,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2021-11-23 00:49:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 310 states and 364 transitions. [2021-11-23 00:49:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 364 transitions. [2021-11-23 00:49:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2021-11-23 00:49:53,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:53,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:57,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3344 backedges. 0 proven. 1430 refuted. 0 times theorem prover too weak. 1914 trivial. 0 not checked. [2021-11-23 00:50:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 317 states and 372 transitions. [2021-11-23 00:50:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 372 transitions. [2021-11-23 00:50:14,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-23 00:50:14,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3498 backedges. 0 proven. 1496 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-23 00:50:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:32,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 323 states and 379 transitions. [2021-11-23 00:50:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 379 transitions. [2021-11-23 00:50:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-11-23 00:50:32,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:32,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3657 backedges. 0 proven. 1564 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-11-23 00:50:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 330 states and 387 transitions. [2021-11-23 00:50:54,715 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 387 transitions. [2021-11-23 00:50:54,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 00:50:54,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:58,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3818 backedges. 0 proven. 1633 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2021-11-23 00:51:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 336 states and 394 transitions. [2021-11-23 00:51:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 394 transitions. [2021-11-23 00:51:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-11-23 00:51:17,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3984 backedges. 0 proven. 1704 refuted. 0 times theorem prover too weak. 2280 trivial. 0 not checked. [2021-11-23 00:51:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 343 states and 402 transitions. [2021-11-23 00:51:41,868 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 402 transitions. [2021-11-23 00:51:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-11-23 00:51:41,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4152 backedges. 0 proven. 1776 refuted. 0 times theorem prover too weak. 2376 trivial. 0 not checked. [2021-11-23 00:52:08,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:08,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 349 states and 409 transitions. [2021-11-23 00:52:08,061 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 409 transitions. [2021-11-23 00:52:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-11-23 00:52:08,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:08,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4325 backedges. 0 proven. 1850 refuted. 0 times theorem prover too weak. 2475 trivial. 0 not checked. [2021-11-23 00:52:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 356 states and 417 transitions. [2021-11-23 00:52:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 417 transitions. [2021-11-23 00:52:37,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-23 00:52:37,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 4500 backedges. 0 proven. 1925 refuted. 0 times theorem prover too weak. 2575 trivial. 0 not checked. [2021-11-23 00:53:03,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 362 states and 424 transitions. [2021-11-23 00:53:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 424 transitions. [2021-11-23 00:53:03,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 00:53:03,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:03,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4680 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 2678 trivial. 0 not checked. [2021-11-23 00:53:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 369 states and 432 transitions. [2021-11-23 00:53:37,683 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 432 transitions. [2021-11-23 00:53:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 00:53:37,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:37,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 2782 trivial. 0 not checked. [2021-11-23 00:54:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 375 states and 439 transitions. [2021-11-23 00:54:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 439 transitions. [2021-11-23 00:54:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-11-23 00:54:09,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 5049 backedges. 0 proven. 2160 refuted. 0 times theorem prover too weak. 2889 trivial. 0 not checked. [2021-11-23 00:54:43,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 382 states and 447 transitions. [2021-11-23 00:54:43,875 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 447 transitions. [2021-11-23 00:54:43,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-11-23 00:54:43,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5238 backedges. 0 proven. 2241 refuted. 0 times theorem prover too weak. 2997 trivial. 0 not checked. [2021-11-23 00:55:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 388 states and 454 transitions. [2021-11-23 00:55:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 454 transitions. [2021-11-23 00:55:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2021-11-23 00:55:11,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5432 backedges. 0 proven. 2324 refuted. 0 times theorem prover too weak. 3108 trivial. 0 not checked. [2021-11-23 00:55:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 395 states and 462 transitions. [2021-11-23 00:55:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 462 transitions. [2021-11-23 00:55:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-11-23 00:55:41,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 0 proven. 2408 refuted. 0 times theorem prover too weak. 3220 trivial. 0 not checked. [2021-11-23 00:56:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 401 states and 469 transitions. [2021-11-23 00:56:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 469 transitions. [2021-11-23 00:56:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 00:56:10,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,273 INFO L134 CoverageAnalysis]: Checked inductivity of 5829 backedges. 0 proven. 2494 refuted. 0 times theorem prover too weak. 3335 trivial. 0 not checked.