./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/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_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ed0b12ce7ca8412687eea32cd5c4beaf5275fff5c5bfef18c07965c0f054672 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:20,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:20,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:20,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:20,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:20,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:20,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:20,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:20,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:20,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:20,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:20,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:20,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:20,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:20,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:20,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:20,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:20,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:20,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:20,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:20,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:20,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:20,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:20,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:20,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:20,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:20,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:20,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:20,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:20,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:20,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:20,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:20,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:20,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:20,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:20,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:20,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:20,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:20,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:20,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:20,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:20,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:37:20,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:20,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:20,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:20,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:20,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:20,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:20,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:20,740 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:20,741 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:37:20,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:20,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:20,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:20,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:20,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:20,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:20,742 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:37:20,742 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:20,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:20,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:20,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:20,743 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:20,743 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:20,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:20,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:20,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:20,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:20,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:20,745 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:37:20,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:37:20,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:20,745 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_df4aa221-548b-469a-8b59-78f713aaff3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ed0b12ce7ca8412687eea32cd5c4beaf5275fff5c5bfef18c07965c0f054672 [2021-11-23 01:37:20,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:21,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:21,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:21,024 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:21,025 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:21,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i [2021-11-23 01:37:21,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/data/75d2cd92d/26edf3fba06f4b48ba3b1d49e7e8792a/FLAG262b3e2dd [2021-11-23 01:37:21,628 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:21,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i [2021-11-23 01:37:21,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/data/75d2cd92d/26edf3fba06f4b48ba3b1d49e7e8792a/FLAG262b3e2dd [2021-11-23 01:37:22,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/data/75d2cd92d/26edf3fba06f4b48ba3b1d49e7e8792a [2021-11-23 01:37:22,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:22,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:22,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:22,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:22,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:22,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9e3ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22, skipping insertion in model container [2021-11-23 01:37:22,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:22,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:22,221 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_df4aa221-548b-469a-8b59-78f713aaff3e/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i[873,886] [2021-11-23 01:37:22,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:22,239 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:22,251 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_df4aa221-548b-469a-8b59-78f713aaff3e/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i[873,886] [2021-11-23 01:37:22,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:22,268 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:22,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22 WrapperNode [2021-11-23 01:37:22,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:22,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:22,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:22,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:22,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,303 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 38 [2021-11-23 01:37:22,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:22,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:22,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:22,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:22,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:22,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:22,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:22,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:22,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:22,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:22,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:22,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df4aa221-548b-469a-8b59-78f713aaff3e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:22,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:22,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:37:22,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:22,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:22,462 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:22,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:22,568 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:22,596 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:22,597 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:37:22,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:22 BoogieIcfgContainer [2021-11-23 01:37:22,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:22,600 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:22,600 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:22,609 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:22,609 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:22,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-23 01:37:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-23 01:37:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:37:22,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:22,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-23 01:37:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-23 01:37:22,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:37:22,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 01:37:22,992 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 01:37:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:37:22,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-23 01:37:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-23 01:37:23,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:37:23,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-11-23 01:37:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-11-23 01:37:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:37:23,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-11-23 01:37:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-11-23 01:37:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:37:24,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2021-11-23 01:37:24,823 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2021-11-23 01:37:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:37:24,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2021-11-23 01:37:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2021-11-23 01:37:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:37:25,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,428 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:25,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2021-11-23 01:37:25,589 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2021-11-23 01:37:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:37:25,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-11-23 01:37:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-11-23 01:37:26,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:37:26,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:27,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-11-23 01:37:27,228 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-11-23 01:37:27,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:28,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2021-11-23 01:37:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2021-11-23 01:37:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:28,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,183 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:28,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2021-11-23 01:37:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2021-11-23 01:37:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:37:28,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2021-11-23 01:37:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2021-11-23 01:37:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:37:30,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:31,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2021-11-23 01:37:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2021-11-23 01:37:31,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:37:31,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:32,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 71 states and 126 transitions. [2021-11-23 01:37:32,446 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 126 transitions. [2021-11-23 01:37:32,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:37:32,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,598 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:33,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2021-11-23 01:37:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2021-11-23 01:37:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:33,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,676 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 145 transitions. [2021-11-23 01:37:35,113 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2021-11-23 01:37:35,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:35,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 84 states and 151 transitions. [2021-11-23 01:37:37,164 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 151 transitions. [2021-11-23 01:37:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:37,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,328 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:38,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 89 states and 168 transitions. [2021-11-23 01:37:38,409 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 168 transitions. [2021-11-23 01:37:38,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:37:38,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,700 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 92 states and 171 transitions. [2021-11-23 01:37:39,230 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 171 transitions. [2021-11-23 01:37:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:37:39,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 97 states and 189 transitions. [2021-11-23 01:37:42,036 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 189 transitions. [2021-11-23 01:37:42,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:37:42,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 102 states and 195 transitions. [2021-11-23 01:37:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 195 transitions. [2021-11-23 01:37:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:37:44,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 107 states and 214 transitions. [2021-11-23 01:37:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 214 transitions. [2021-11-23 01:37:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:46,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2021-11-23 01:37:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2021-11-23 01:37:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:37:47,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 115 states and 237 transitions. [2021-11-23 01:37:51,364 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 237 transitions. [2021-11-23 01:37:51,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:37:51,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 120 states and 243 transitions. [2021-11-23 01:37:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 243 transitions. [2021-11-23 01:37:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:37:55,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 125 states and 264 transitions. [2021-11-23 01:37:57,076 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 264 transitions. [2021-11-23 01:37:57,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:37:57,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:58,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 128 states and 267 transitions. [2021-11-23 01:37:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 267 transitions. [2021-11-23 01:37:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:37:58,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 133 states and 289 transitions. [2021-11-23 01:38:03,406 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 289 transitions. [2021-11-23 01:38:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:03,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,488 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 138 states and 295 transitions. [2021-11-23 01:38:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 295 transitions. [2021-11-23 01:38:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:08,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 143 states and 318 transitions. [2021-11-23 01:38:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 318 transitions. [2021-11-23 01:38:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:10,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:12,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 146 states and 321 transitions. [2021-11-23 01:38:12,603 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 321 transitions. [2021-11-23 01:38:12,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:38:12,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 151 states and 345 transitions. [2021-11-23 01:38:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 345 transitions. [2021-11-23 01:38:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:38:19,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,521 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 156 states and 351 transitions. [2021-11-23 01:38:25,632 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2021-11-23 01:38:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:38:25,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,990 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:27,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 161 states and 376 transitions. [2021-11-23 01:38:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 376 transitions. [2021-11-23 01:38:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:38:27,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 164 states and 379 transitions. [2021-11-23 01:38:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2021-11-23 01:38:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:38:29,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,229 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 169 states and 405 transitions. [2021-11-23 01:38:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 405 transitions. [2021-11-23 01:38:37,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:37,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,163 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:46,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 174 states and 411 transitions. [2021-11-23 01:38:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 411 transitions. [2021-11-23 01:38:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:38:46,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:46,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:48,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 179 states and 438 transitions. [2021-11-23 01:38:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 438 transitions. [2021-11-23 01:38:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:38:48,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:48,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:50,010 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:51,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 182 states and 441 transitions. [2021-11-23 01:38:51,056 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 441 transitions. [2021-11-23 01:38:51,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:38:51,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:51,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 187 states and 469 transitions. [2021-11-23 01:39:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 469 transitions. [2021-11-23 01:39:00,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:00,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 192 states and 475 transitions. [2021-11-23 01:39:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 475 transitions. [2021-11-23 01:39:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:10,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,976 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 197 states and 504 transitions. [2021-11-23 01:39:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 504 transitions. [2021-11-23 01:39:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:39:13,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,110 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:16,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 200 states and 507 transitions. [2021-11-23 01:39:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 507 transitions. [2021-11-23 01:39:16,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:39:16,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 205 states and 537 transitions. [2021-11-23 01:39:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 537 transitions. [2021-11-23 01:39:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:39:27,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 210 states and 543 transitions. [2021-11-23 01:39:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 543 transitions. [2021-11-23 01:39:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:39:39,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:42,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 215 states and 574 transitions. [2021-11-23 01:39:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 574 transitions. [2021-11-23 01:39:42,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:39:42,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,526 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 218 states and 577 transitions. [2021-11-23 01:39:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 577 transitions. [2021-11-23 01:39:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:39:45,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 223 states and 609 transitions. [2021-11-23 01:39:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 609 transitions. [2021-11-23 01:39:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:39:59,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:12,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 228 states and 615 transitions. [2021-11-23 01:40:12,848 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 615 transitions. [2021-11-23 01:40:12,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:40:12,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,341 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 233 states and 648 transitions. [2021-11-23 01:40:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 648 transitions. [2021-11-23 01:40:16,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:40:16,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:18,720 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:20,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 236 states and 651 transitions. [2021-11-23 01:40:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 651 transitions. [2021-11-23 01:40:20,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:40:20,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:20,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 241 states and 685 transitions. [2021-11-23 01:40:35,763 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 685 transitions. [2021-11-23 01:40:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:40:35,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:35,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 246 states and 691 transitions. [2021-11-23 01:40:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 691 transitions. [2021-11-23 01:40:52,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:40:52,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:52,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:56,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:56,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 251 states and 726 transitions. [2021-11-23 01:40:56,722 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 726 transitions. [2021-11-23 01:40:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:40:56,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:56,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:01,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:01,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 254 states and 729 transitions. [2021-11-23 01:41:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 729 transitions. [2021-11-23 01:41:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:41:01,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:01,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:20,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:20,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 259 states and 765 transitions. [2021-11-23 01:41:20,543 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 765 transitions. [2021-11-23 01:41:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:41:20,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:28,894 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:39,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 264 states and 771 transitions. [2021-11-23 01:41:39,869 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 771 transitions. [2021-11-23 01:41:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:41:39,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:39,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 269 states and 808 transitions. [2021-11-23 01:41:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 808 transitions. [2021-11-23 01:41:44,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:41:44,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:44,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:49,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:49,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 272 states and 811 transitions. [2021-11-23 01:41:49,161 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 811 transitions. [2021-11-23 01:41:49,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:41:49,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:49,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 277 states and 849 transitions. [2021-11-23 01:42:10,506 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 849 transitions. [2021-11-23 01:42:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:42:10,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:10,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:32,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 282 states and 855 transitions. [2021-11-23 01:42:32,787 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 855 transitions. [2021-11-23 01:42:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:42:32,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:32,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 287 states and 894 transitions. [2021-11-23 01:42:37,200 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 894 transitions. [2021-11-23 01:42:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:42:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:37,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:42,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 290 states and 897 transitions. [2021-11-23 01:42:42,876 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 897 transitions. [2021-11-23 01:42:42,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:42:42,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:42,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 295 states and 937 transitions. [2021-11-23 01:43:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 937 transitions. [2021-11-23 01:43:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:43:07,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:07,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:19,186 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 300 states and 943 transitions. [2021-11-23 01:43:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 943 transitions. [2021-11-23 01:43:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:43:33,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:33,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,525 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 305 states and 984 transitions. [2021-11-23 01:43:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 984 transitions. [2021-11-23 01:43:38,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:43:38,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,270 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:45,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 308 states and 987 transitions. [2021-11-23 01:43:45,194 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 987 transitions. [2021-11-23 01:43:45,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:43:45,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:45,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 313 states and 1029 transitions. [2021-11-23 01:44:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1029 transitions. [2021-11-23 01:44:13,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:44:13,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:13,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 318 states and 1035 transitions. [2021-11-23 01:44:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1035 transitions. [2021-11-23 01:44:42,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:44:42,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:42,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:48,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:48,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 323 states and 1078 transitions. [2021-11-23 01:44:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1078 transitions. [2021-11-23 01:44:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:44:48,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:48,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 326 states and 1081 transitions. [2021-11-23 01:44:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1081 transitions. [2021-11-23 01:44:55,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:44:55,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:27,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 331 states and 1125 transitions. [2021-11-23 01:45:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1125 transitions. [2021-11-23 01:45:27,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:45:27,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:27,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:41,815 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 336 states and 1131 transitions. [2021-11-23 01:46:00,254 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1131 transitions. [2021-11-23 01:46:00,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:46:00,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 341 states and 1176 transitions. [2021-11-23 01:46:05,889 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1176 transitions. [2021-11-23 01:46:05,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:46:05,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:14,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 344 states and 1179 transitions. [2021-11-23 01:46:14,165 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1179 transitions. [2021-11-23 01:46:14,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:46:14,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 349 states and 1225 transitions. [2021-11-23 01:46:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1225 transitions. [2021-11-23 01:46:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:46:50,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:50,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,872 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:27,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 354 states and 1231 transitions. [2021-11-23 01:47:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1231 transitions. [2021-11-23 01:47:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:47:27,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:27,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 359 states and 1278 transitions. [2021-11-23 01:47:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1278 transitions. [2021-11-23 01:47:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:47:33,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:33,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 362 states and 1281 transitions. [2021-11-23 01:47:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1281 transitions. [2021-11-23 01:47:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:47:42,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.