./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/sep20-1.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_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/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_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/sep20-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/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_cc684273-ff3b-4716-b84f-5ba65d3da74c/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 0b75ecb951567bcc8ce71aeb3e25d04f795cdcdda48b1113da4558d335596a9c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:41:00,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:41:00,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:41:01,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:41:01,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:41:01,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:41:01,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:41:01,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:41:01,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:41:01,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:41:01,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:41:01,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:41:01,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:41:01,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:41:01,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:41:01,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:41:01,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:41:01,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:41:01,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:41:01,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:41:01,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:41:01,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:41:01,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:41:01,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:41:01,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:41:01,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:41:01,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:41:01,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:41:01,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:41:01,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:41:01,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:41:01,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:41:01,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:41:01,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:41:01,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:41:01,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:41:01,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:41:01,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:41:01,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:41:01,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:41:01,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:41:01,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:41:01,163 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:41:01,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:41:01,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:41:01,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:41:01,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:41:01,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:41:01,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:41:01,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:41:01,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:41:01,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:41:01,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:41:01,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:41:01,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:41:01,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:41:01,175 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:41:01,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:41:01,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:41:01,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:41:01,176 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:41:01,176 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:41:01,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:41:01,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:41:01,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:41:01,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:41:01,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:41:01,177 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:41:01,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:41:01,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:41:01,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b75ecb951567bcc8ce71aeb3e25d04f795cdcdda48b1113da4558d335596a9c [2021-11-23 00:41:01,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:41:01,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:41:01,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:41:01,477 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:41:01,478 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:41:01,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/reducercommutativity/sep20-1.i [2021-11-23 00:41:01,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/data/6ce9299f9/8907558b2cde434b8497e969c5f7e859/FLAG8fbe4dcbd [2021-11-23 00:41:02,046 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:41:02,047 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/sv-benchmarks/c/reducercommutativity/sep20-1.i [2021-11-23 00:41:02,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/data/6ce9299f9/8907558b2cde434b8497e969c5f7e859/FLAG8fbe4dcbd [2021-11-23 00:41:02,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/data/6ce9299f9/8907558b2cde434b8497e969c5f7e859 [2021-11-23 00:41:02,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:41:02,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:41:02,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:41:02,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:41:02,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:41:02,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3fec02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02, skipping insertion in model container [2021-11-23 00:41:02,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:41:02,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:41:02,678 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_cc684273-ff3b-4716-b84f-5ba65d3da74c/sv-benchmarks/c/reducercommutativity/sep20-1.i[1293,1306] [2021-11-23 00:41:02,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:41:02,699 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:41:02,722 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_cc684273-ff3b-4716-b84f-5ba65d3da74c/sv-benchmarks/c/reducercommutativity/sep20-1.i[1293,1306] [2021-11-23 00:41:02,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:41:02,741 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:41:02,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02 WrapperNode [2021-11-23 00:41:02,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:41:02,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:41:02,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:41:02,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:41:02,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,796 INFO L137 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2021-11-23 00:41:02,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:41:02,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:41:02,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:41:02,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:41:02,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:41:02,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:41:02,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:41:02,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:41:02,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:02" (1/1) ... [2021-11-23 00:41:02,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:41:02,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:41:02,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:41:02,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc684273-ff3b-4716-b84f-5ba65d3da74c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:41:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:41:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:41:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:41:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:41:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:41:02,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:41:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:41:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:41:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure sep [2021-11-23 00:41:02,929 INFO L138 BoogieDeclarations]: Found implementation of procedure sep [2021-11-23 00:41:02,990 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:41:02,991 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:41:03,129 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:41:03,169 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:41:03,169 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:41:03,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:41:03 BoogieIcfgContainer [2021-11-23 00:41:03,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:41:03,173 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:41:03,173 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:41:03,181 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:41:03,181 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:41:03" (1/1) ... [2021-11-23 00:41:03,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:41:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:03,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-23 00:41:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-23 00:41:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:41:03,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:03,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:03,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:03,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 00:41:03,542 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 00:41:03,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:41:03,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:03,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-23 00:41:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-23 00:41:03,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:03,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:03,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:41:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2021-11-23 00:41:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2021-11-23 00:41:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:03,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:03,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:41:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2021-11-23 00:41:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2021-11-23 00:41:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:41:04,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-23 00:41:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-23 00:41:04,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:41:04,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:04,353 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2021-11-23 00:41:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2021-11-23 00:41:04,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:41:04,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2021-11-23 00:41:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2021-11-23 00:41:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:04,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:04,764 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2021-11-23 00:41:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2021-11-23 00:41:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:41:04,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:04,959 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2021-11-23 00:41:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2021-11-23 00:41:05,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:41:05,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,146 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:05,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2021-11-23 00:41:05,234 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-23 00:41:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:41:05,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:05,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2021-11-23 00:41:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2021-11-23 00:41:05,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:41:05,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2021-11-23 00:41:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-23 00:41:05,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:41:05,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2021-11-23 00:41:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2021-11-23 00:41:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:41:05,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2021-11-23 00:41:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2021-11-23 00:41:05,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:41:05,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:06,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2021-11-23 00:41:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2021-11-23 00:41:06,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:41:06,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2021-11-23 00:41:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2021-11-23 00:41:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:41:06,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:06,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-11-23 00:41:06,622 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-11-23 00:41:06,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:41:06,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2021-11-23 00:41:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2021-11-23 00:41:06,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:41:06,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-11-23 00:41:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-11-23 00:41:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:41:07,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2021-11-23 00:41:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2021-11-23 00:41:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:41:07,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2021-11-23 00:41:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2021-11-23 00:41:07,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:41:07,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-23 00:41:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-23 00:41:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:41:07,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,858 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2021-11-23 00:41:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2021-11-23 00:41:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:41:07,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:08,074 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:41:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2021-11-23 00:41:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 00:41:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:41:08,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-23 00:41:08,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2021-11-23 00:41:08,423 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2021-11-23 00:41:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:41:08,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 00:41:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2021-11-23 00:41:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2021-11-23 00:41:08,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:41:08,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-11-23 00:41:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2021-11-23 00:41:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2021-11-23 00:41:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:41:08,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2021-11-23 00:41:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2021-11-23 00:41:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2021-11-23 00:41:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:41:09,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:09,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-23 00:41:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2021-11-23 00:41:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2021-11-23 00:41:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:41:09,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:09,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2021-11-23 00:41:09,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:09,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2021-11-23 00:41:09,736 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2021-11-23 00:41:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:41:09,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:09,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 00:41:10,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:10,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2021-11-23 00:41:10,062 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-11-23 00:41:10,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:41:10,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:10,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:10,193 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2021-11-23 00:41:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2021-11-23 00:41:10,347 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2021-11-23 00:41:10,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:41:10,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:10,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2021-11-23 00:41:10,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:10,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2021-11-23 00:41:10,638 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2021-11-23 00:41:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:41:10,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:10,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2021-11-23 00:41:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:10,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2021-11-23 00:41:10,945 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2021-11-23 00:41:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:41:10,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:10,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2021-11-23 00:41:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2021-11-23 00:41:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2021-11-23 00:41:11,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:41:11,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:11,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 485 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2021-11-23 00:41:11,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2021-11-23 00:41:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2021-11-23 00:41:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:41:11,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:11,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 0 proven. 557 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-11-23 00:41:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2021-11-23 00:41:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2021-11-23 00:41:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:41:11,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:11,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 0 proven. 634 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2021-11-23 00:41:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2021-11-23 00:41:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2021-11-23 00:41:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:41:12,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 0 proven. 716 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2021-11-23 00:41:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2021-11-23 00:41:12,684 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2021-11-23 00:41:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:41:12,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1650 backedges. 0 proven. 803 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-23 00:41:13,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2021-11-23 00:41:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2021-11-23 00:41:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:41:13,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1815 backedges. 0 proven. 895 refuted. 0 times theorem prover too weak. 920 trivial. 0 not checked. [2021-11-23 00:41:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2021-11-23 00:41:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2021-11-23 00:41:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:41:13,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 997 trivial. 0 not checked. [2021-11-23 00:41:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2021-11-23 00:41:13,933 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2021-11-23 00:41:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:41:13,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2021-11-23 00:41:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2021-11-23 00:41:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:41:14,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:14,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2021-11-23 00:41:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2021-11-23 00:41:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:41:14,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:14,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2179 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:15,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2021-11-23 00:41:15,180 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2021-11-23 00:41:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:41:15,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:15,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2021-11-23 00:41:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2021-11-23 00:41:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:41:15,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:15,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:16,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2021-11-23 00:41:16,057 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2021-11-23 00:41:16,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:41:16,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:16,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2021-11-23 00:41:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2021-11-23 00:41:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:41:16,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:16,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:16,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:16,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2021-11-23 00:41:16,930 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2021-11-23 00:41:16,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:41:16,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:16,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2021-11-23 00:41:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2021-11-23 00:41:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:41:17,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:17,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2021-11-23 00:41:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2021-11-23 00:41:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:41:17,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2021-11-23 00:41:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2021-11-23 00:41:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:41:18,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2021-11-23 00:41:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2021-11-23 00:41:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:41:18,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2260 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2021-11-23 00:41:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2021-11-23 00:41:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:41:19,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:19,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:19,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:19,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2021-11-23 00:41:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2021-11-23 00:41:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:41:19,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:19,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:20,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2021-11-23 00:41:20,156 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2021-11-23 00:41:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:41:20,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:20,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2305 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:20,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2021-11-23 00:41:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2021-11-23 00:41:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:20,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:20,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2021-11-23 00:41:21,130 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2021-11-23 00:41:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:41:21,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:21,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-23 00:41:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2021-11-23 00:41:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2021-11-23 00:41:21,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:21,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:21,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms