./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label58.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_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/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_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/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_d5ac89d0-c58e-4b0e-84af-1786a4620774/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 a5f87b8357f03d9a8be5e507a55ad1b488f3fb22c6f294c5cc7e1ddb521502de .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:22:46,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:22:46,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:22:46,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:22:46,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:22:46,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:22:46,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:22:46,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:22:46,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:22:46,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:22:46,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:22:46,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:22:46,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:22:46,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:22:46,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:22:46,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:22:46,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:22:46,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:22:46,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:22:46,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:22:46,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:22:46,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:22:46,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:22:46,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:22:46,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:22:46,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:22:46,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:22:46,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:22:46,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:22:46,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:22:46,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:22:46,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:22:46,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:22:46,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:22:46,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:22:46,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:22:46,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:22:46,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:22:46,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:22:46,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:22:46,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:22:46,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:22:46,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:22:46,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:22:46,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:22:46,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:22:46,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:22:46,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:22:46,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:22:46,550 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:22:46,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:22:46,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:22:46,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:22:46,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:22:46,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:22:46,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:22:46,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:22:46,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:22:46,559 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:22:46,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:22:46,559 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:22:46,560 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:22:46,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:22:46,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:22:46,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:22:46,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:22:46,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:22:46,561 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:22:46,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:22:46,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:22:46,562 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_d5ac89d0-c58e-4b0e-84af-1786a4620774/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5f87b8357f03d9a8be5e507a55ad1b488f3fb22c6f294c5cc7e1ddb521502de [2021-10-29 04:22:46,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:22:46,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:22:46,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:22:46,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:22:46,889 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:22:46,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label58.c [2021-10-29 04:22:46,999 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/data/b8dbc25c9/390b51f8370846099391e019d9915b0b/FLAGf3122a066 [2021-10-29 04:22:47,552 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:22:47,553 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/sv-benchmarks/c/eca-rers2012/Problem01_label58.c [2021-10-29 04:22:47,577 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/data/b8dbc25c9/390b51f8370846099391e019d9915b0b/FLAGf3122a066 [2021-10-29 04:22:47,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/data/b8dbc25c9/390b51f8370846099391e019d9915b0b [2021-10-29 04:22:47,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:22:47,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:22:47,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:22:47,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:22:47,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:22:47,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:22:47" (1/1) ... [2021-10-29 04:22:47,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ead55fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:47, skipping insertion in model container [2021-10-29 04:22:47,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:22:47" (1/1) ... [2021-10-29 04:22:47,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:22:47,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:22:48,314 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_d5ac89d0-c58e-4b0e-84af-1786a4620774/sv-benchmarks/c/eca-rers2012/Problem01_label58.c[17861,17874] [2021-10-29 04:22:48,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:22:48,360 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:22:48,455 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_d5ac89d0-c58e-4b0e-84af-1786a4620774/sv-benchmarks/c/eca-rers2012/Problem01_label58.c[17861,17874] [2021-10-29 04:22:48,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:22:48,488 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:22:48,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48 WrapperNode [2021-10-29 04:22:48,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:22:48,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:22:48,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:22:48,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:22:48,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:22:48,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:22:48,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:22:48,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:22:48,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:22:48,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:22:48,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:22:48,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:22:48,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:22:48" (1/1) ... [2021-10-29 04:22:48,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:22:48,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:22:48,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:22:48,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:22:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:22:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:22:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:22:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:22:50,662 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:22:50,662 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:22:50,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:22:50 BoogieIcfgContainer [2021-10-29 04:22:50,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:22:50,667 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:22:50,667 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:22:50,677 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:22:50,678 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:22:50" (1/1) ... [2021-10-29 04:22:50,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:22:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 04:22:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 04:22:50,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 04:22:50,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:50,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:51,122 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 04:22:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2021-10-29 04:22:51,686 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2021-10-29 04:22:51,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 04:22:51,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:51,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:51,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:52,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:52,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 215 states and 304 transitions. [2021-10-29 04:22:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 304 transitions. [2021-10-29 04:22:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 04:22:52,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:52,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:52,681 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 04:22:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 219 states and 311 transitions. [2021-10-29 04:22:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 311 transitions. [2021-10-29 04:22:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 04:22:52,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:52,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:22:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 220 states and 313 transitions. [2021-10-29 04:22:52,991 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 313 transitions. [2021-10-29 04:22:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 04:22:52,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:52,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:53,068 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 04:22:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:53,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 234 states and 331 transitions. [2021-10-29 04:22:53,266 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 331 transitions. [2021-10-29 04:22:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 04:22:53,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:53,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:22:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 240 states and 337 transitions. [2021-10-29 04:22:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 337 transitions. [2021-10-29 04:22:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 04:22:53,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:53,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:53,539 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 04:22:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 255 states and 356 transitions. [2021-10-29 04:22:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 356 transitions. [2021-10-29 04:22:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 04:22:53,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:53,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:54,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:54,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 273 states and 383 transitions. [2021-10-29 04:22:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 383 transitions. [2021-10-29 04:22:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-10-29 04:22:54,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:54,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:22:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 274 states and 384 transitions. [2021-10-29 04:22:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 384 transitions. [2021-10-29 04:22:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 04:22:54,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:54,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 293 states and 408 transitions. [2021-10-29 04:22:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 408 transitions. [2021-10-29 04:22:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 04:22:55,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:55,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 311 states and 431 transitions. [2021-10-29 04:22:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 431 transitions. [2021-10-29 04:22:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 04:22:55,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:55,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:55,667 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:22:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 315 states and 435 transitions. [2021-10-29 04:22:55,772 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 435 transitions. [2021-10-29 04:22:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 04:22:55,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:55,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 322 states and 443 transitions. [2021-10-29 04:22:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 443 transitions. [2021-10-29 04:22:55,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 04:22:55,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:55,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:55,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:56,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 331 states and 454 transitions. [2021-10-29 04:22:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 454 transitions. [2021-10-29 04:22:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 04:22:56,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:56,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:56,299 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 04:22:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 348 states and 473 transitions. [2021-10-29 04:22:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 473 transitions. [2021-10-29 04:22:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 04:22:56,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:56,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:56,601 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 04:22:56,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 349 states and 482 transitions. [2021-10-29 04:22:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 482 transitions. [2021-10-29 04:22:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 04:22:56,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:56,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:22:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 376 states and 513 transitions. [2021-10-29 04:22:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 513 transitions. [2021-10-29 04:22:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-29 04:22:57,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:57,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:22:57,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:57,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 391 states and 529 transitions. [2021-10-29 04:22:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 529 transitions. [2021-10-29 04:22:57,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-29 04:22:57,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:57,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:57,768 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:22:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:57,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 399 states and 537 transitions. [2021-10-29 04:22:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 537 transitions. [2021-10-29 04:22:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 04:22:57,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:57,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:22:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 400 states and 538 transitions. [2021-10-29 04:22:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 538 transitions. [2021-10-29 04:22:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 04:22:58,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:58,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:22:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 410 states and 548 transitions. [2021-10-29 04:22:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 548 transitions. [2021-10-29 04:22:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:22:58,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:58,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:22:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 417 states and 556 transitions. [2021-10-29 04:22:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 556 transitions. [2021-10-29 04:22:58,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 04:22:58,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:58,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:22:58,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 449 states and 591 transitions. [2021-10-29 04:22:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 591 transitions. [2021-10-29 04:22:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:22:58,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:58,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:22:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 493 states and 641 transitions. [2021-10-29 04:22:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 641 transitions. [2021-10-29 04:22:59,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 04:22:59,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:59,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:22:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:22:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:22:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:22:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 507 states and 656 transitions. [2021-10-29 04:22:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 656 transitions. [2021-10-29 04:22:59,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 04:22:59,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:22:59,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:23:00,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 516 states and 665 transitions. [2021-10-29 04:23:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 665 transitions. [2021-10-29 04:23:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 04:23:00,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:00,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:00,212 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 517 states and 666 transitions. [2021-10-29 04:23:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 666 transitions. [2021-10-29 04:23:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 04:23:00,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:00,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:23:00,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 524 states and 673 transitions. [2021-10-29 04:23:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 673 transitions. [2021-10-29 04:23:00,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 04:23:00,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:00,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:23:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:00,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 528 states and 676 transitions. [2021-10-29 04:23:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 676 transitions. [2021-10-29 04:23:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:23:00,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:00,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:23:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 553 states and 706 transitions. [2021-10-29 04:23:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 706 transitions. [2021-10-29 04:23:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:23:01,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:01,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:23:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 567 states and 722 transitions. [2021-10-29 04:23:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 722 transitions. [2021-10-29 04:23:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:23:01,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:01,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:02,015 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:23:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 586 states and 741 transitions. [2021-10-29 04:23:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 741 transitions. [2021-10-29 04:23:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:23:02,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:02,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:03,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 630 states and 790 transitions. [2021-10-29 04:23:03,035 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 790 transitions. [2021-10-29 04:23:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:23:03,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:03,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 655 states and 815 transitions. [2021-10-29 04:23:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 815 transitions. [2021-10-29 04:23:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:23:03,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:03,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:03,488 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 673 states and 833 transitions. [2021-10-29 04:23:03,747 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 833 transitions. [2021-10-29 04:23:03,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 04:23:03,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:03,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:23:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 674 states and 839 transitions. [2021-10-29 04:23:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 839 transitions. [2021-10-29 04:23:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-10-29 04:23:04,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:04,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 697 states and 865 transitions. [2021-10-29 04:23:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 865 transitions. [2021-10-29 04:23:04,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 04:23:04,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:04,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-10-29 04:23:04,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 698 states and 866 transitions. [2021-10-29 04:23:04,487 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 866 transitions. [2021-10-29 04:23:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 04:23:04,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:04,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-10-29 04:23:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:04,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 707 states and 875 transitions. [2021-10-29 04:23:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 875 transitions. [2021-10-29 04:23:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 04:23:04,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:04,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:04,984 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:05,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:05,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 708 states and 876 transitions. [2021-10-29 04:23:05,156 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 876 transitions. [2021-10-29 04:23:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 04:23:05,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:05,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 709 states and 877 transitions. [2021-10-29 04:23:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 877 transitions. [2021-10-29 04:23:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 04:23:05,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:05,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:05,265 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:23:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 719 states and 887 transitions. [2021-10-29 04:23:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 887 transitions. [2021-10-29 04:23:05,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-10-29 04:23:05,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:05,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:23:05,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:05,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 729 states and 897 transitions. [2021-10-29 04:23:05,558 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 897 transitions. [2021-10-29 04:23:05,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-10-29 04:23:05,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:05,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:23:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 730 states and 897 transitions. [2021-10-29 04:23:05,728 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 897 transitions. [2021-10-29 04:23:05,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 04:23:05,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:05,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:05,775 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:23:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 738 states and 904 transitions. [2021-10-29 04:23:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 904 transitions. [2021-10-29 04:23:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:23:05,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:05,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 04:23:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 739 states and 909 transitions. [2021-10-29 04:23:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 909 transitions. [2021-10-29 04:23:06,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:23:06,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:06,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-29 04:23:06,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 740 states and 909 transitions. [2021-10-29 04:23:06,163 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 909 transitions. [2021-10-29 04:23:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-29 04:23:06,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:06,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:23:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 750 states and 918 transitions. [2021-10-29 04:23:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 918 transitions. [2021-10-29 04:23:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 04:23:06,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:06,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:23:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 773 states and 940 transitions. [2021-10-29 04:23:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 940 transitions. [2021-10-29 04:23:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:23:06,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:06,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 819 states and 994 transitions. [2021-10-29 04:23:07,359 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 994 transitions. [2021-10-29 04:23:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:23:07,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:07,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:07,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 830 states and 1005 transitions. [2021-10-29 04:23:07,876 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1005 transitions. [2021-10-29 04:23:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-29 04:23:07,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:07,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:07,913 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 04:23:08,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:08,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 831 states and 1008 transitions. [2021-10-29 04:23:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1008 transitions. [2021-10-29 04:23:08,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-29 04:23:08,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:08,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 04:23:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:08,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 857 states and 1038 transitions. [2021-10-29 04:23:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1038 transitions. [2021-10-29 04:23:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-10-29 04:23:08,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:08,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:08,981 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 04:23:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:09,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 868 states and 1049 transitions. [2021-10-29 04:23:09,144 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1049 transitions. [2021-10-29 04:23:09,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-29 04:23:09,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:09,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 97 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 938 states and 1129 transitions. [2021-10-29 04:23:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1129 transitions. [2021-10-29 04:23:10,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 04:23:10,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:10,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 113 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1031 states and 1237 transitions. [2021-10-29 04:23:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1237 transitions. [2021-10-29 04:23:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 04:23:13,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:13,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:13,795 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 113 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:14,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1042 states and 1248 transitions. [2021-10-29 04:23:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1248 transitions. [2021-10-29 04:23:14,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:23:14,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:14,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:23:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1081 states and 1288 transitions. [2021-10-29 04:23:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1288 transitions. [2021-10-29 04:23:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 04:23:15,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:15,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 04:23:15,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:15,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1093 states and 1304 transitions. [2021-10-29 04:23:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1304 transitions. [2021-10-29 04:23:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 04:23:15,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:15,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:23:17,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:17,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1118 states and 1330 transitions. [2021-10-29 04:23:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1330 transitions. [2021-10-29 04:23:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 04:23:17,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:17,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:17,114 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:23:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1162 states and 1374 transitions. [2021-10-29 04:23:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1374 transitions. [2021-10-29 04:23:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-10-29 04:23:17,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:17,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 116 proven. 46 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:23:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:21,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1234 states and 1457 transitions. [2021-10-29 04:23:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1457 transitions. [2021-10-29 04:23:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 04:23:21,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:21,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:21,308 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-29 04:23:21,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1255 states and 1480 transitions. [2021-10-29 04:23:21,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1480 transitions. [2021-10-29 04:23:21,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 04:23:21,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:21,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-10-29 04:23:24,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:24,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1372 states and 1610 transitions. [2021-10-29 04:23:24,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1610 transitions. [2021-10-29 04:23:24,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:23:24,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:24,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 104 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:27,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1560 states and 1816 transitions. [2021-10-29 04:23:27,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1816 transitions. [2021-10-29 04:23:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:23:27,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:27,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:27,473 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-10-29 04:23:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:28,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1570 states and 1831 transitions. [2021-10-29 04:23:28,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1831 transitions. [2021-10-29 04:23:28,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 04:23:28,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:28,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:28,602 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-10-29 04:23:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1572 states and 1833 transitions. [2021-10-29 04:23:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1833 transitions. [2021-10-29 04:23:29,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-10-29 04:23:29,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:29,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:29,606 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 121 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:23:30,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1570 states and 1830 transitions. [2021-10-29 04:23:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1830 transitions. [2021-10-29 04:23:30,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:23:30,726 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 69 iterations. [2021-10-29 04:23:30,738 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:23:36,011 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 04:23:36,019 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 04:23:36,020 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:36,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:23:36 ImpRootNode [2021-10-29 04:23:36,020 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:23:36,021 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:23:36,021 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:23:36,021 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:23:36,022 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:22:50" (3/4) ... [2021-10-29 04:23:36,025 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:23:36,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 04:23:36,050 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:23:36,052 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:23:36,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:23:36,213 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:23:36,213 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:23:36,215 INFO L168 Benchmark]: Toolchain (without parser) took 48397.11 ms. Allocated memory was 109.1 MB in the beginning and 559.9 MB in the end (delta: 450.9 MB). Free memory was 74.6 MB in the beginning and 313.6 MB in the end (delta: -239.1 MB). Peak memory consumption was 210.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,216 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:23:36,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.21 ms. Allocated memory is still 109.1 MB. Free memory was 74.3 MB in the beginning and 68.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.11 ms. Allocated memory is still 109.1 MB. Free memory was 68.3 MB in the beginning and 62.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,217 INFO L168 Benchmark]: Boogie Preprocessor took 128.27 ms. Allocated memory is still 109.1 MB. Free memory was 62.4 MB in the beginning and 58.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,218 INFO L168 Benchmark]: RCFGBuilder took 1956.52 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 58.2 MB in the beginning and 81.0 MB in the end (delta: -22.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,218 INFO L168 Benchmark]: CodeCheck took 45353.93 ms. Allocated memory was 157.3 MB in the beginning and 559.9 MB in the end (delta: 402.7 MB). Free memory was 81.0 MB in the beginning and 329.2 MB in the end (delta: -248.2 MB). Peak memory consumption was 305.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,219 INFO L168 Benchmark]: Witness Printer took 192.50 ms. Allocated memory is still 559.9 MB. Free memory was 329.2 MB in the beginning and 313.6 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:36,221 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, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 40.0s, OverallIterations: 69, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1248228 SDtfs, 1557543656 SDslu, -1066868400 SDs, 0 SdLazy, -876087234 SolverSat, 1125773226 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 182.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63497 GetRequests, 61952 SyntacticMatches, 1021 SemanticMatches, 524 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163654 ImplicationChecksByTransitivity, 25.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 9135 NumberOfCodeBlocks, 9135 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 9067 ConstructedInterpolants, 0 QuantifiedInterpolants, 29222 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 68 InterpolantComputations, 62 PerfectInterpolantSequences, 5570/6166 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: 483]: 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: 593]: Loop Invariant Derived loop invariant: (a16 <= 5 || a20 == 1) || !(14 == a8) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (a16 <= 5 || a20 == 1) || !(14 == a8) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 670.21 ms. Allocated memory is still 109.1 MB. Free memory was 74.3 MB in the beginning and 68.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.11 ms. Allocated memory is still 109.1 MB. Free memory was 68.3 MB in the beginning and 62.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 128.27 ms. Allocated memory is still 109.1 MB. Free memory was 62.4 MB in the beginning and 58.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1956.52 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 58.2 MB in the beginning and 81.0 MB in the end (delta: -22.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. * CodeCheck took 45353.93 ms. Allocated memory was 157.3 MB in the beginning and 559.9 MB in the end (delta: 402.7 MB). Free memory was 81.0 MB in the beginning and 329.2 MB in the end (delta: -248.2 MB). Peak memory consumption was 305.2 MB. Max. memory is 16.1 GB. * Witness Printer took 192.50 ms. Allocated memory is still 559.9 MB. Free memory was 329.2 MB in the beginning and 313.6 MB in the end (delta: 15.5 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 04:23:36,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ac89d0-c58e-4b0e-84af-1786a4620774/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...