./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6203532a9ef5ba90e15dbd2d5728025b7640a6606e85e563b08b8dcbd8cbea0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:27:25,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:27:25,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:27:25,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:27:25,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:27:25,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:27:25,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:27:25,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:27:25,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:27:25,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:27:25,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:27:25,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:27:25,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:27:25,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:27:25,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:27:25,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:27:25,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:27:25,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:27:25,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:27:25,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:27:25,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:27:25,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:27:25,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:27:25,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:27:25,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:27:25,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:27:25,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:27:25,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:27:25,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:27:25,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:27:25,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:27:25,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:27:25,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:27:25,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:27:25,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:27:25,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:27:25,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:27:25,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:27:25,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:27:25,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:27:25,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:27:25,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:27:25,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:27:25,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:27:25,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:27:25,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:27:25,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:27:25,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:27:25,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:27:25,662 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:27:25,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:27:25,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:27:25,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:27:25,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:27:25,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:27:25,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:27:25,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:27:25,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:27:25,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:27:25,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:27:25,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:27:25,667 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:27:25,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:27:25,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:25,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:27:25,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:27:25,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:27:25,669 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:27:25,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:27:25,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:27:25,670 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_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6203532a9ef5ba90e15dbd2d5728025b7640a6606e85e563b08b8dcbd8cbea0 [2021-10-29 04:27:25,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:27:25,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:27:25,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:27:25,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:27:25,980 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:27:25,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2021-10-29 04:27:26,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/data/662eafc9c/9c84bef7af0544cfa22c6e1ced785cb8/FLAG3c5210c34 [2021-10-29 04:27:26,658 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:27:26,659 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2021-10-29 04:27:26,673 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/data/662eafc9c/9c84bef7af0544cfa22c6e1ced785cb8/FLAG3c5210c34 [2021-10-29 04:27:26,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/data/662eafc9c/9c84bef7af0544cfa22c6e1ced785cb8 [2021-10-29 04:27:26,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:27:26,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:27:26,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:26,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:27:26,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:27:26,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:26" (1/1) ... [2021-10-29 04:27:26,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db42e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:26, skipping insertion in model container [2021-10-29 04:27:26,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:26" (1/1) ... [2021-10-29 04:27:26,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:27:26,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:27:27,341 WARN L228 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_b02d4d08-e344-4ef4-a070-16e7add8a552/sv-benchmarks/c/eca-rers2012/Problem02_label22.c[16445,16458] [2021-10-29 04:27:27,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:27,438 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:27:27,580 WARN L228 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_b02d4d08-e344-4ef4-a070-16e7add8a552/sv-benchmarks/c/eca-rers2012/Problem02_label22.c[16445,16458] [2021-10-29 04:27:27,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:27,633 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:27:27,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27 WrapperNode [2021-10-29 04:27:27,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:27,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:27,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:27:27,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:27:27,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:27,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:27:27,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:27:27,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:27:27,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:27:27,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:27:27,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:27:27,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:27:27,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:27" (1/1) ... [2021-10-29 04:27:27,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:27:27,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:27:27,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:27:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:27:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:27:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:27:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:27:29,739 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:27:29,739 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:27:29,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:29 BoogieIcfgContainer [2021-10-29 04:27:29,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:27:29,745 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:27:29,745 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:27:29,755 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:27:29,756 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:29" (1/1) ... [2021-10-29 04:27:29,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:27:29,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:29,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2021-10-29 04:27:29,821 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2021-10-29 04:27:29,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 04:27:29,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:29,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:30,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2021-10-29 04:27:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2021-10-29 04:27:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-29 04:27:30,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:30,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:31,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2021-10-29 04:27:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2021-10-29 04:27:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 04:27:31,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:31,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:31,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2021-10-29 04:27:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2021-10-29 04:27:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-29 04:27:31,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:31,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:31,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:31,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 256 states and 348 transitions. [2021-10-29 04:27:31,967 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 348 transitions. [2021-10-29 04:27:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 04:27:31,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:31,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:27:32,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 270 states and 364 transitions. [2021-10-29 04:27:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 364 transitions. [2021-10-29 04:27:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-29 04:27:32,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:32,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:32,315 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:32,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:32,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 277 states and 371 transitions. [2021-10-29 04:27:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 371 transitions. [2021-10-29 04:27:32,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 04:27:32,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:32,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:32,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 283 states and 377 transitions. [2021-10-29 04:27:32,464 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 377 transitions. [2021-10-29 04:27:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 04:27:32,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:32,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:32,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2021-10-29 04:27:32,801 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2021-10-29 04:27:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-29 04:27:32,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:32,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 386 states and 495 transitions. [2021-10-29 04:27:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 495 transitions. [2021-10-29 04:27:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 04:27:34,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:34,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:34,221 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:34,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 418 states and 534 transitions. [2021-10-29 04:27:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 534 transitions. [2021-10-29 04:27:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 04:27:34,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:34,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:34,760 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 04:27:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 428 states and 545 transitions. [2021-10-29 04:27:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 545 transitions. [2021-10-29 04:27:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 04:27:34,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:34,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:34,955 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 442 states and 560 transitions. [2021-10-29 04:27:35,113 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 560 transitions. [2021-10-29 04:27:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:27:35,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:35,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:35,178 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:35,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 449 states and 567 transitions. [2021-10-29 04:27:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 567 transitions. [2021-10-29 04:27:35,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:27:35,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:35,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:35,276 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:27:35,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:35,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 455 states and 575 transitions. [2021-10-29 04:27:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 575 transitions. [2021-10-29 04:27:35,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:27:35,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:35,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 468 states and 590 transitions. [2021-10-29 04:27:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 590 transitions. [2021-10-29 04:27:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:27:35,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:35,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:35,864 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:27:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:36,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 482 states and 607 transitions. [2021-10-29 04:27:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 607 transitions. [2021-10-29 04:27:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 04:27:36,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:36,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 04:27:36,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 497 states and 625 transitions. [2021-10-29 04:27:36,497 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 625 transitions. [2021-10-29 04:27:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 04:27:36,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:36,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:36,615 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 542 states and 677 transitions. [2021-10-29 04:27:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 677 transitions. [2021-10-29 04:27:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-10-29 04:27:37,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:37,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:37,367 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:27:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:37,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 552 states and 691 transitions. [2021-10-29 04:27:37,698 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 691 transitions. [2021-10-29 04:27:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 04:27:37,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:37,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:37,737 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:27:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 586 states and 728 transitions. [2021-10-29 04:27:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 728 transitions. [2021-10-29 04:27:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 04:27:38,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:38,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:38,138 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:38,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 665 states and 812 transitions. [2021-10-29 04:27:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 812 transitions. [2021-10-29 04:27:38,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-29 04:27:38,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:38,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:27:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 689 states and 839 transitions. [2021-10-29 04:27:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 839 transitions. [2021-10-29 04:27:39,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-29 04:27:39,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:39,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:27:39,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:39,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 698 states and 849 transitions. [2021-10-29 04:27:39,303 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 849 transitions. [2021-10-29 04:27:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-10-29 04:27:39,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:39,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:27:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 749 states and 908 transitions. [2021-10-29 04:27:40,039 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 908 transitions. [2021-10-29 04:27:40,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-29 04:27:40,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:40,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 04:27:40,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 776 states and 940 transitions. [2021-10-29 04:27:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 940 transitions. [2021-10-29 04:27:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:27:40,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:40,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:40,680 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 04:27:40,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:40,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 781 states and 945 transitions. [2021-10-29 04:27:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 945 transitions. [2021-10-29 04:27:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-29 04:27:40,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:40,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:40,766 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:27:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 807 states and 976 transitions. [2021-10-29 04:27:41,253 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 976 transitions. [2021-10-29 04:27:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-10-29 04:27:41,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:41,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:27:42,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:42,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 878 states and 1051 transitions. [2021-10-29 04:27:42,653 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1051 transitions. [2021-10-29 04:27:42,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-10-29 04:27:42,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:42,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:42,726 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-29 04:27:42,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 880 states and 1054 transitions. [2021-10-29 04:27:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1054 transitions. [2021-10-29 04:27:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-10-29 04:27:42,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:42,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 04:27:43,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:43,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 881 states and 1054 transitions. [2021-10-29 04:27:43,113 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1054 transitions. [2021-10-29 04:27:43,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:27:43,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:43,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 04:27:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 915 states and 1093 transitions. [2021-10-29 04:27:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1093 transitions. [2021-10-29 04:27:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:27:43,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:43,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 04:27:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 922 states and 1103 transitions. [2021-10-29 04:27:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1103 transitions. [2021-10-29 04:27:43,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:27:43,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:43,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 04:27:44,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:44,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 953 states and 1134 transitions. [2021-10-29 04:27:44,376 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1134 transitions. [2021-10-29 04:27:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:27:44,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:44,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 04:27:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:44,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 966 states and 1146 transitions. [2021-10-29 04:27:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1146 transitions. [2021-10-29 04:27:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:27:44,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:44,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 04:27:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 972 states and 1151 transitions. [2021-10-29 04:27:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1151 transitions. [2021-10-29 04:27:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 04:27:45,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:45,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:45,134 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 04:27:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1000 states and 1178 transitions. [2021-10-29 04:27:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1178 transitions. [2021-10-29 04:27:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-10-29 04:27:45,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:45,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:27:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:45,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1009 states and 1188 transitions. [2021-10-29 04:27:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1188 transitions. [2021-10-29 04:27:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-10-29 04:27:45,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:45,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:45,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:45,522 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-10-29 04:27:45,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:45,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1022 states and 1201 transitions. [2021-10-29 04:27:45,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1201 transitions. [2021-10-29 04:27:45,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 04:27:45,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:45,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:45,808 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:27:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:46,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1033 states and 1218 transitions. [2021-10-29 04:27:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1218 transitions. [2021-10-29 04:27:46,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 04:27:46,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:46,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:27:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1043 states and 1229 transitions. [2021-10-29 04:27:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1229 transitions. [2021-10-29 04:27:46,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-10-29 04:27:46,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:46,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:46,749 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:27:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1077 states and 1265 transitions. [2021-10-29 04:27:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1265 transitions. [2021-10-29 04:27:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 04:27:47,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:47,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 114 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:27:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1132 states and 1323 transitions. [2021-10-29 04:27:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1323 transitions. [2021-10-29 04:27:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-29 04:27:48,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:48,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 04:27:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:49,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1165 states and 1356 transitions. [2021-10-29 04:27:49,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1356 transitions. [2021-10-29 04:27:49,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-29 04:27:49,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:49,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:27:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1169 states and 1359 transitions. [2021-10-29 04:27:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1359 transitions. [2021-10-29 04:27:49,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 04:27:49,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:49,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:49,641 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 04:27:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1170 states and 1359 transitions. [2021-10-29 04:27:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1359 transitions. [2021-10-29 04:27:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-10-29 04:27:49,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:49,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:49,798 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:27:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1202 states and 1395 transitions. [2021-10-29 04:27:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1395 transitions. [2021-10-29 04:27:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-10-29 04:27:50,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:50,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:50,664 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-10-29 04:27:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1231 states and 1428 transitions. [2021-10-29 04:27:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1428 transitions. [2021-10-29 04:27:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-10-29 04:27:51,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:51,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-10-29 04:27:51,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:51,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1249 states and 1449 transitions. [2021-10-29 04:27:51,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1449 transitions. [2021-10-29 04:27:51,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-10-29 04:27:51,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:51,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:27:53,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1319 states and 1531 transitions. [2021-10-29 04:27:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1531 transitions. [2021-10-29 04:27:53,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 04:27:53,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:53,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:27:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1341 states and 1554 transitions. [2021-10-29 04:27:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1554 transitions. [2021-10-29 04:27:54,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 04:27:54,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:54,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:27:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:54,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1356 states and 1568 transitions. [2021-10-29 04:27:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1568 transitions. [2021-10-29 04:27:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 04:27:54,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:54,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:54,424 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:27:54,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1389 states and 1605 transitions. [2021-10-29 04:27:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1605 transitions. [2021-10-29 04:27:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-10-29 04:27:54,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:54,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 04:27:56,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1462 states and 1686 transitions. [2021-10-29 04:27:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1686 transitions. [2021-10-29 04:27:56,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-10-29 04:27:56,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:56,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 04:27:56,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1472 states and 1695 transitions. [2021-10-29 04:27:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 1695 transitions. [2021-10-29 04:27:56,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-10-29 04:27:56,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:56,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 180 proven. 18 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-10-29 04:27:57,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1475 states and 1700 transitions. [2021-10-29 04:27:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1700 transitions. [2021-10-29 04:27:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 04:27:57,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:57,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:27:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1518 states and 1754 transitions. [2021-10-29 04:27:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1754 transitions. [2021-10-29 04:27:59,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 04:27:59,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:59,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:59,380 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:27:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:59,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1532 states and 1768 transitions. [2021-10-29 04:27:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1768 transitions. [2021-10-29 04:27:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-29 04:27:59,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:59,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-10-29 04:28:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:00,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1539 states and 1776 transitions. [2021-10-29 04:28:00,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1776 transitions. [2021-10-29 04:28:00,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-29 04:28:00,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:00,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-10-29 04:28:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:00,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1552 states and 1792 transitions. [2021-10-29 04:28:00,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1792 transitions. [2021-10-29 04:28:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-29 04:28:00,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:00,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-29 04:28:01,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:01,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1589 states and 1833 transitions. [2021-10-29 04:28:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1833 transitions. [2021-10-29 04:28:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-29 04:28:01,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:01,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-29 04:28:01,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:01,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1592 states and 1837 transitions. [2021-10-29 04:28:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1837 transitions. [2021-10-29 04:28:01,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-10-29 04:28:01,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:01,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 149 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:28:03,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1654 states and 1902 transitions. [2021-10-29 04:28:03,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1902 transitions. [2021-10-29 04:28:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-10-29 04:28:03,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:03,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 149 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:28:04,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1668 states and 1916 transitions. [2021-10-29 04:28:04,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1916 transitions. [2021-10-29 04:28:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-10-29 04:28:04,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:04,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:04,300 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 149 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:28:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1694 states and 1941 transitions. [2021-10-29 04:28:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1941 transitions. [2021-10-29 04:28:04,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:28:04,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:04,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:28:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1757 states and 2021 transitions. [2021-10-29 04:28:06,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2021 transitions. [2021-10-29 04:28:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:28:06,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:06,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:06,195 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:28:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1788 states and 2053 transitions. [2021-10-29 04:28:07,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2053 transitions. [2021-10-29 04:28:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:28:07,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:07,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:28:08,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:08,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1822 states and 2096 transitions. [2021-10-29 04:28:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2096 transitions. [2021-10-29 04:28:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:28:08,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:08,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:08,722 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:28:09,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1828 states and 2103 transitions. [2021-10-29 04:28:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2103 transitions. [2021-10-29 04:28:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:28:09,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:09,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:28:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1841 states and 2115 transitions. [2021-10-29 04:28:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2115 transitions. [2021-10-29 04:28:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 04:28:09,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:09,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 04:28:10,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:10,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1861 states and 2138 transitions. [2021-10-29 04:28:10,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2138 transitions. [2021-10-29 04:28:10,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 04:28:10,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:10,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 139 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-29 04:28:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1862 states and 2139 transitions. [2021-10-29 04:28:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2139 transitions. [2021-10-29 04:28:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-10-29 04:28:10,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:10,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 04:28:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:10,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1863 states and 2139 transitions. [2021-10-29 04:28:10,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2139 transitions. [2021-10-29 04:28:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:28:10,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:10,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 88 proven. 106 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:28:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1942 states and 2220 transitions. [2021-10-29 04:28:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2220 transitions. [2021-10-29 04:28:11,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-10-29 04:28:11,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:11,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 161 proven. 152 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-10-29 04:28:11,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:11,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1861 states and 2127 transitions. [2021-10-29 04:28:11,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2127 transitions. [2021-10-29 04:28:11,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:28:11,594 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2021-10-29 04:28:11,602 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:28:19,500 INFO L565 CodeCheckObserver]: Invariant with dag size 12 [2021-10-29 04:28:19,512 INFO L565 CodeCheckObserver]: Invariant with dag size 12 [2021-10-29 04:28:19,513 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:28:19,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:28:19 ImpRootNode [2021-10-29 04:28:19,514 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:28:19,514 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:28:19,514 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:28:19,515 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:28:19,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:29" (3/4) ... [2021-10-29 04:28:19,519 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:28:19,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2021-10-29 04:28:19,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-10-29 04:28:19,550 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-29 04:28:19,552 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:28:19,740 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:28:19,740 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:28:19,742 INFO L168 Benchmark]: Toolchain (without parser) took 52840.64 ms. Allocated memory was 81.8 MB in the beginning and 589.3 MB in the end (delta: 507.5 MB). Free memory was 45.9 MB in the beginning and 498.8 MB in the end (delta: -452.9 MB). Peak memory consumption was 54.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,742 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 60.4 MB in the beginning and 60.3 MB in the end (delta: 24.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:28:19,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.55 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 45.8 MB in the beginning and 64.8 MB in the end (delta: -19.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.70 ms. Allocated memory is still 104.9 MB. Free memory was 64.8 MB in the beginning and 59.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,744 INFO L168 Benchmark]: Boogie Preprocessor took 76.64 ms. Allocated memory is still 104.9 MB. Free memory was 59.4 MB in the beginning and 55.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,745 INFO L168 Benchmark]: RCFGBuilder took 1929.60 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 55.2 MB in the beginning and 88.3 MB in the end (delta: -33.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,745 INFO L168 Benchmark]: CodeCheck took 49769.06 ms. Allocated memory was 134.2 MB in the beginning and 589.3 MB in the end (delta: 455.1 MB). Free memory was 88.3 MB in the beginning and 513.5 MB in the end (delta: -425.2 MB). Peak memory consumption was 299.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,746 INFO L168 Benchmark]: Witness Printer took 225.86 ms. Allocated memory is still 589.3 MB. Free memory was 513.5 MB in the beginning and 498.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:28:19,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.8s, OverallIterations: 75, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 948570120 SDtfs, 71811432 SDslu, -2093207280 SDs, 0 SdLazy, 987262008 SolverSat, 572844160 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 294.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84171 GetRequests, 82148 SyntacticMatches, 1509 SemanticMatches, 514 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142029 ImplicationChecksByTransitivity, 25.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 12404 NumberOfCodeBlocks, 12404 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 12330 ConstructedInterpolants, 0 QuantifiedInterpolants, 31043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 64 PerfectInterpolantSequences, 10318/10680 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 473]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((9 <= a28 || a25 == 1) || !(a19 == 1)) || a28 <= 7 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((9 <= a28 || a25 == 1) || !(a19 == 1)) || a28 <= 7 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 60.4 MB in the beginning and 60.3 MB in the end (delta: 24.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 730.55 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 45.8 MB in the beginning and 64.8 MB in the end (delta: -19.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.70 ms. Allocated memory is still 104.9 MB. Free memory was 64.8 MB in the beginning and 59.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.64 ms. Allocated memory is still 104.9 MB. Free memory was 59.4 MB in the beginning and 55.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1929.60 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 55.2 MB in the beginning and 88.3 MB in the end (delta: -33.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * CodeCheck took 49769.06 ms. Allocated memory was 134.2 MB in the beginning and 589.3 MB in the end (delta: 455.1 MB). Free memory was 88.3 MB in the beginning and 513.5 MB in the end (delta: -425.2 MB). Peak memory consumption was 299.2 MB. Max. memory is 16.1 GB. * Witness Printer took 225.86 ms. Allocated memory is still 589.3 MB. Free memory was 513.5 MB in the beginning and 498.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:28:19,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02d4d08-e344-4ef4-a070-16e7add8a552/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...